• United Kingdom Jobs Expertini profile avatar

    • 2,227,131+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

    Professional job seekers finding United Kingdom jobs through Expertini
    750,000+ professionals on Expertini 750,000+ Candidates
    Join our global community
    Explore Leading Employers
    High-Paying Careers
    Expertini Penguin Mascot Resume Score™
    Resume Score™ Instantly
    Upload Your CV
    Quick 30-second process

    Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

    1. Expertini
    2. United Kingdom
    3. Jobs
    4. Full Stack Software Engineer Javascript React Elixir Jobs in United Kingdom

    5. Download PDF

    Reset

    Create Job Alert
      Add Alert

     
     
    Create Alert
     
    Reset

    Senior Applied AI/ML Engineer — Build & Deploy Scalable AI

    JPMorgan Chase & Co. is seeking a Senior Associate, Applied AI/ML Engineer to aid customers in deploying AI/ML models effectively. This crucial role involves assisting in the construction of models, ensuring observability, and optimizing data processing pipelines. The ideal candidate will possess exten ...

    Solutions Engineer Pre Sales & Technical Architect

    EngineersOfAI is looking for a Solutions Engineer to join their team in Greater London. In this role, you'll support Sales teams, assisting customers to evaluate and adopt Algolia solutions effectively. A successful candidate will have 3+ years in a customer-facing technical role, understand software developm ...

    Go Backend Engineer — Kubernetes & IAM

    Neo4j is seeking a Backend Software Engineer for Identity and Access Management in Greater London. In this role, you will build, deploy, and manage cloud-native services using Golang, contributing to the architectural evolution of the IAM platform. You will also develop custom Kubernetes operators and ensure ...

    Golang Infra Engineer High Load Scraping & GPU/K8s

    Corsearch is looking for a Software Engineer to help manage and evolve their robust backend systems, particularly focusing on infrastructure for high-load web scraping operations. This role is critical to scaling their core operations for B2B enterprise clients. The ideal candidate must have strong exp ...

    Senior Backend Engineer Kotlin/Java, Fintech & Ownership

    Zopa is seeking a Software Engineer to work on backend systems and solve real financial problems for millions of customers. The role focuses on distributed systems that process thousands of transactions daily, requiring strong backend engineering skills in Kotlin or Java. You'll collaborate with various stake ...

    Golang Backend Engineer — High Load Scraping (Kubernetes)

    Corsearch is seeking a Golang Software Engineer to join their team in Greater London. The successful candidate will scale high-load scraping infrastructure and manage core systems crucial for B2B clients worldwide. Key responsibilities include optimizing performance by migrating workloads from CPUs to efficie ...

    Senior AI/ML Engineer Data Optimization & Platform

    Google Inc. is looking for an AI/ML Senior Software Engineer to enhance data optimization techniques, boost ML models' performance, and collaborate with various teams to drive data platform strategies. The ideal candidate will have a Bachelor's degree in a relevant field, strong Python skills, and several yea ...

    Management Consultant Data Science in London Capgemini Invent

    Overview Staff Software Engineer, Onchain (Applied Cryptography) Location: 108 E 16th Street, New York, NY 10003 Skills Required Amazon Web Services Microsoft Azure Databricks Experience in one or more of the listed Languages or Packages: Pyth ...

    Electrical Design Engineer – Additive Manufacturing Systems

    Renishaw’s Additive Manufacturing Group is seeking a Senior Electrical Design Engineer at our Miskin site. This role focuses on developing early conceptual designs into proven Additive Manufacturing products and systems. The successful candidate will work alongside a multi-disciplined team, ensuring quality e ...

    Electrical Machines Design Engineer — High Performance Motors

    Turntide Technologies in Gateshead is seeking an Electrical Machines Design Engineer to lead the design and development of electric motors and related systems. You will work from concept to production, utilizing advanced engineering tools to ensure performance and reliability. The ideal candidate will ...

    Founding AI Product Engineer: Agentic Systems

    A leading lifestyle management platform in Greater London is seeking a Founding Product Engineer to own and ship user-facing, AI-driven features from inception to production. The role requires strong technical expertise and product ownership skills, focusing on delivering value to members and shaping solutions. ...

    Senior Electrical Engineer: Building & Sustainability Lead

    Wearemapp is seeking a Senior/Principal Electrical Engineer to join their Building Consultancy team in Westminster, London. The position requires at least 5-7 years of experience in electrical services, along with strong project management and communication skills. Salary ranges from £55,000 to £65,000 per annum ...

    Traffic Engineer TROs & Moving Traffic (AutoCAD)

    A leading engineering consultancy in the Greater Manchester area is looking for a skilled Traffic Engineer to support their busy Traffic and transportation team. The ideal candidate will have experience developing new and amending existing Traffic Regulation Orders and can proficiently use AutoCAD and other rele ...

    Senior Go & Python Engineer Secure, Multi Tenant Platform

    PhysicsX, based in Greater London, is seeking a Senior Software Engineer to join our Core Services team. The successful candidate will design and implement robust authentication and authorization systems that enhance our AI-driven simulation platform. This role involves architecting scalable security m ...

    Senior ML Engineer: Cloud Native AI & Microservices

    JPMorgan Chase is looking for a Software Engineer III in Greater London to join their Markets Technology team. In this role, you will design and deliver secure and scalable technology products while collaborating on advanced AI/ML projects. You are expected to have over 3 years of experience and proficiency i ...

    Senior C# Engineer — Cloud First .NET Modernization

    Autocab is looking for a C# Software Engineer in Manchester to join our innovative team. You will play a crucial role in modernizing our .NET applications while ensuring efficient testing and collaboration within an Agile environment. The ideal candidate has solid C# experience and excellent problem-so ...

    Production AI Engineer — LLM Systems & Enterprise

    Jobr.pro is seeking an AI Engineer to design and deploy production-grade AI systems powered by LLMs. You'll work directly with Fortune 500 companies to transform complex workflows and build real-world AI applications. This role is hands-on and involves defining system architectures and deploying reliab ...

    Backend Engineer Pathogen Platform (Bioinformatics)

    A leading technology institute in Oxford is seeking a Backend Software Engineer to develop and maintain secure, scalable backend services and APIs. In this role, you will work within a cross-functional team to support cutting-edge bioinformatics solutions. Ideal candidates will have strong knowledge of backend p ...

    Senior Flood Risk & Drainage Engineer – Scotland

    An engineering consultancy is seeking a Flood Risk Drainage Engineer to join its expanding team in Perth, Scotland. This role involves preparing Flood Risk Assessments, undertaking Hydrological Assessments, and assisting with hydraulic flood modelling. The ideal candidate will have a degree in Civil Engineering ...

    Electrical Design Engineer – Heavy Lifting Controls

    An established industry player is seeking an Electrical Design Engineer to join their innovative team in Northampton. This role involves designing and developing advanced electrical and control systems for heavy lifting equipment. You'll create detailed specifications and ensure compliance with safety standards, ...

    Electronics Engineer Medical Device Consultancy | Hybrid

    Ensera Design is looking for an Electronics Engineer to join their team in Bristol on a 12-month fixed-term contract, with the potential for a permanent role. You will design and develop electronic systems while collaborating with clients and the Electronics & Software team. Ideal candidates will have strong kno ...

    Operations Engineer: AI Driven Hardware & Manufacturing

    Amododesign, a leading hardware engineering company based in Sheffield, seeks an Operations Engineer to design and implement AI-assisted systems improving R&D processes. You will work closely with cross-functional teams focusing on manufacturing, systems, testing, and workflow efficiency. The ideal can ...

    Graduate Structural Engineer Hybrid Work & Hands On Training

    A consultancy firm in Essex is seeking a Graduate Structural Engineer to join a growing team. The role offers a hands-on training experience, working on a variety of projects valued up to £20 million in sectors like residential and commercial. Ideal candidates should have a MEng/MSc in Structural or Civil Engine ...

    Senior Quality Engineer Hybrid (London) with Katalon

    CPS Group (UK) Limited is seeking an experienced Quality Engineer to join their Agile product team in London. This role requires hands-on experience with Katalon and is pivotal in delivering high-quality software solutions. Key responsibilities include driving testing strategies, collaborating with tea ...

    Embedded Systems Integration Engineer, Defence/Aerospace

    Expleo is seeking an Embedded Electronics Systems Integration Engineer in Stevenage, UK. This position focuses on system architecture, avionics integration, and driving the development of communication protocols. The ideal candidate will contribute directly to advanced defence technology and possess strong sk ...

    Lead Structural Engineer – Senior/Principal, Leeds

    Rawcruitment Limited is looking for a Senior / Principal Structural Engineer to lead their successful structural team located in Leeds City Centre. The role involves managing teams, overseeing project delivery in civil and structural engineering, and ensuring the development of design programmes. The i ...

    Lead Engineer, Commercial Platform (Hybrid London)

    Disguise Technologies Limited, located in Greater London, is seeking a Lead Engineer to develop and optimize their user-facing commercial platform. This role offers the opportunity to directly influence customer interactions with the company’s products while collaborating closely with multiple teams. I ...

    Reliability Engineer — RCA, FMEA & Data Driven Improvements

    Amazon is looking for a Reliability Engineer for their Global Reliability Intelligence Programs in Greater London. In this role, you will focus on RCA and FMEA to identify failures before they occur, ensuring system reliability. The ideal candidate has a Bachelor’s degree in Engineering or related fiel ...

    LLM & Generative AI Engineer: Fine Tuning & RAG

    GenixBit Labs Pvt. Ltd. is seeking an AI Engineer in London specializing in LLM fine-tuning and Generative AI. You will work on optimizing and tailoring models for specific applications, ensuring high performance in low latency environments. The ideal candidate has over 3 years of experience in Natural ...

    Graduate C++ Vision Engineer — Real Time Video & GPU

    Softweb Resourcing is seeking a Graduate C++ Software Engineer to join a collaborative team dedicated to building C++ systems for real-time media and video environments. This position offers industry-leading training and mentorship, perfect for candidates at the start of their careers. Ideal candidates ...

    Powertrain CAE Lead: Shape Performance & Delivery

    McLaren is seeking a Lead Engineer to drive the development of powertrain hardware and software in Woking, England. In this role, you will define and deliver on performance, efficiency, and drivability targets while leading a team of engineers. The ideal candidate will have a degree in Mechanical or Au ...

    Front End Engineer Internal Audit (Analyst/Associate)

    Goldman Sachs Bank AG is seeking a Front End Engineer to join their Internal Audit Engineering group in Birmingham. In this role, you will design and implement software solutions that enhance audit services and support business functions across the firm. The ideal candidate has a Bachelor's degree in C ...

    Impactful Java Engineer — On Site, Clearance Required

    Frontier Resourcing is seeking a Software Engineer to join a cutting-edge team. This role focuses on developing impactful technology projects, including AI-powered tools and secure data pipelines. You will work in an agile environment that values collaboration and innovative problem-solving. Candidates ...

    Frontline Forward Deployed Engineer Equity (London)

    Jack & Jill is looking for a Forward Deployed Engineer to join the team at Parsewise, a startup focused on agentic infrastructure for insurance risk decisions. You will work closely with underwriters, shaping the company's deployment strategy and product roadmap. The ideal candidate will have a strong ...

    Automotive Applications Engineer ADAS & Robotics

    Quest Technical Ltd is seeking an experienced Applications Engineer based in Burnley, Lancashire, to support their automotive precision engineering efforts. The ideal candidate will possess a Bachelor’s or Master’s degree in engineering or science and have a minimum of three years of experience in automotive ...

    Low Latency C# .NET Engineer – Stock Options, Hybrid

    Client Server in London is seeking a Software Engineer with expertise in C# .Net to join their Agile team focused on a Greenfield Market Data platform. The role involves collaborating with DevOps, contributing to technical design discussions, and utilizing emerging technologies while ensuring high scal ...

    Staff Platform Engineer (Payments) — Lead Architecture

    hackajob is collaborating with Wise to connect exceptional professionals for the Staff Software Engineer position. You will drive the technical vision and lead collaboration across teams. Your focus will include enhancing the platform architecture and defining integration standards. The ideal candidate ...

    Contract Mechanical Design Engineer – Onsite Camberley

    Premier IT is seeking an experienced Mechanical Design Engineer in Camberley for a 2-month contract position. The role involves designing bespoke mechanical systems and developing detailed 3D models and engineering documentation. You will collaborate with project teams to ensure successful project delivery. < ...

    Aerospace Mechanical Design Engineer — Life Saving Tech

    Northgate Vehicle Hire Careers is seeking a Mechanical Design Engineer to join the team in Denham. In this role, you will work on the design and development of safety-critical aerospace equipment, contributing to projects that have saved thousands of lives. The ideal candidate should have a degree in M ...

    Urban Drainage Design Engineer – Civil Infrastructure (Hybrid)

    Aldwych Consulting, based in Central London, is seeking a Civil Design Engineer to join its infrastructure team. The role emphasizes drainage strategy and design, offering a chance to work on high-profile projects in a dynamic environment. Key responsibilities include preparing drainage strategies and ...

    Lead Post Silicon Debug & Validation Engineer AI Compute

    Linuxcareers is looking for a Debug Validation Engineer in the UK to lead post-silicon debug and validation of next-generation AI compute silicon. This role involves collaboration across hardware, firmware, and software teams to solve complex issues effectively. The ideal candidate will have strong exp ...

    Research Scientist: Verified Code Gen & Lean Proofs

    Google Inc. is hiring for an experienced engineer focused on formal methods and AI systems. The role involves designing systems that produce formal proofs of code correctness and collaborating across teams in London, UK. A PhD in computer science and experience in static analysis or software verification are ...

    Senior Java Backend Engineer — Hybrid, Platform Architect

    Spica Technologies, based in Birmingham, is seeking a Senior Java Backend Engineer to enhance the GemEx platform. This pivotal role involves designing resilient backend services, collaborating closely with cross-functional teams, and ensuring production reliability. The ideal candidate will have at lea ...

    Senior Python Engineer Data Driven Fintech, Hybrid/WFH

    Client Server is seeking a Senior Python Developer / Software Engineer to join their growing Fintech team in London. The role offers a competitive salary up to £120k with a hybrid working model, requiring three days in the office and flexibility to work from home. You'll be responsible for developing s ...

    London Angular Front End Engineer 3D/AI Web Apps

    Trimble Inc. is seeking an Angular Front-End Software Engineer in London to develop cloud-based applications that enhance sustainable design and visualization for professionals. Join a collaborative team and take part in creating high-performance web solutions. The ideal candidate possesses 3+ years of ...

    GenAI Product Engineer: AI Workflows & Hybrid

    Allstate NI in Belfast City is looking for a Product Engineer to design and develop high-quality application solutions. The role focuses on maintaining code quality and collaborating with various teams to deliver efficient, secure software, notably through GenAI-enabled solutions. The ideal candidate w ...

    Hands On Electrical Design Engineer: Concept to Commissioning

    Energy Jobline CVL is looking for an experienced Electrical Design Engineer to support a growing engineering team in Plymouth. In this hands-on role, you will be involved in the complete product development lifecycle, from concept to delivery. The ideal candidate will possess a degree in Electrical Eng ...

    Senior C# Engineering Manager Finance & Azure Delivery

    A leading financial services firm is seeking a Senior Software Engineer to lead a product-focused engineering team. This role requires collaboration with stakeholders and third-party partners, focusing on solution delivery and technical guidance. The ideal candidate will have strong technical skills in Microsoft ...

    Senior .NET Cloud Engineer | Azure & Mentoring

    Anglian Water Group Ltd. is seeking a highly skilled Software Engineer to join their engineering team in Greater London. The role involves building cloud-native solutions using the latest .NET, alongside mentoring other engineers and ensuring best practices are followed. With a salary of £57k - £60k an ...

    Senior Sales Engineer – Telco & Utility Solutions

    IQGeo is looking for a Senior Sales Engineer to provide technical expertise and support to the UK Sales team. In this customer-facing role, you will assist in the sales process by defining customer requirements and demonstrating how IQGeo’s software solves real-world problems. You will partner with acc ...

    🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

    Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

    To-Do Planner

    Organize your job search and personal tasks. All data is confidential.

    Open Planner →

    Wellbeing Center

    Access your confidential wellness report and resources to manage job search stress.

    Check Wellbeing →

    Skill Coach

    Plan your skill development with O*NET support to stay competitive in your field.

    Start Coaching →

    Outfit Helper

    Get AI-powered suggestions on what to wear for your next interview.

    Find Outfit →

    Income Tax Calculator

    Plan your finances with our calculator, updated for 2025 tax regulations.

    Calculate Tax →

    Salary Benchmark

    Get accurate, AI-supported salary trends to know your worth and negotiate better.

    Check Salaries →

    Interview Practice

    Practice for any interview with AI-enabled Q&A sessions. All data is private.

    Start Practicing →

    Interview Predictor

    Use our AI-supported tool to predict potential interview questions based on your resume.

    Predict Questions →

    Interview Practice Timer

    Use our mock interview trainer to perfect your answers under timed conditions.

    Start Timer →

    Behavioral Mastery

    Ace tricky behavioral interviews with our AI-powered practice module.

    Master Answers →

    Question Journal

    Confidentially record interview questions you were asked for future reference.

    Open Journal →

    Interview Ace

    A comprehensive tool to help you master every aspect of your interviews.

    Become an Ace →

    Q&A Logs

    Confidentially track your answers to common questions and refine them over time.

    View Logs →

    Application Planner

    Schedule and organize your job applications in one confidential planner.

    Open Planner →

    Cover Letter Tool

    Create perfect, tailored cover letters for each application with AI support.

    Generate Letter →

    Resume Score

    Get instant feedback on your resume with our NLP-supported analysis tool.

    Check My Score →

    ATS Score

    Check your resume's compatibility with Applicant Tracking Systems (ATS).

    Check ATS Score →

    Application Analyzer

    Use AI to analyze job descriptions and optimize your application materials.

    Analyze Application →

    Career Visualizer

    Confidentially plan and visualize your long-term career path and goals.

    Visualize My Career →

    Offer Genius

    Get intelligent insights and strategies to confidently negotiate job offers.

    Negotiate Offers →

    JobFlow

    Track your entire job search progress from application to offer with this intelligent tool.

    Track My Flow →

    JobSense

    Our intelligent matching engine that provides smart job recommendations.

    Get Smart Matches →

    Networking Toolkit

    Tools to build and manage your professional connections. All data is confidential.

    Build Network →

    Professional CV

    A classic, O*NET supported template for corporate and professional roles.

    Use This Template →

    Executive CV

    A premium, O*NET supported template designed for senior and C-level positions.

    Use This Template →

    Modern CV

    A fresh, stylish, O*NET supported template perfect for tech and modern industries.

    Use This Template →

    Creative CV

    A visually distinct, O*NET supported template for design and artistic roles.

    Use This Template →

    Minimalist CV

    A clean, simple, O*NET supported template that focuses purely on content.

    Use This Template →

    Europass CV

    The standard European Union recommended format for wide compatibility.

    Use This Template →

    Student CV

    An institution-recommended template perfect for internships and first jobs.

    Use This Template →

    Graduate CV

    An institution-recommended template for recent graduates entering the workforce.

    Use This Template →

    Academic CV

    The researcher-recommended format for roles in academia and research.

    Use This Template →

    Developer/IT CV

    A tech-savvy recommended template to highlight your technical skills.

    Use This Template →

    Skilled Worker CV

    A trades-recommended template to showcase hands-on skills and experience.

    Use This Template →

    Monochrome CV

    A sleek, black-and-white, O*NET supported template for a professional look.

    Use This Template →

    Art CV

    An artist-recommended template that allows your creativity to shine.

    Use This Template →

    Harvard CV

    A researcher-recommended template based on the classic Harvard format.

    Use This Template →

    Volunteer Research

    Help us improve our platform by joining our community research program.

    Join Research →

    Review Us

    Share your experience with our tools to help other job seekers.

    Share Experience →

    Register

    Create your free account to save jobs, build your profile, and track applications.

    Create Account →

    Login

    Access your dashboard, manage applications, and continue your job search.

    Access Your Account →

    Profile Builder

    Create a comprehensive professional profile that attracts recruiters and showcases your skills.

    Build Your Profile →

    View Profile

    See your public profile exactly as employers will see it. Make sure it's perfect.

    Preview Profile →

    Bookmarked Jobs

    Keep track of all your saved job opportunities in one organized place.

    View Saved Jobs →

    Your Reviews

    View and manage all the company reviews you've submitted.

    See Your Reviews →

    Following

    Manage the list of companies you follow to stay updated on their new openings.

    Manage Following →

    Find Companies

    Discover and research top employers in your country and industry.

    Discover Employers →

    Standalone CV Builder

    Use our O*NET supported CV builder to create a professional resume from scratch.

    Build Your CV →

    PDF to DOC (Beta)

    Convert your PDF resumes or documents into editable Word (DOC) format.

    Convert PDF →

    DOC to PDF (Beta)

    Create universally compatible PDF documents from your Word (DOC) files.

    Create PDF →

    General FAQ

    Find answers to common questions about our job site and platform.

    Read FAQ →

    Job Seekers FAQ

    Get help and find answers to questions specifically for job seekers.

    Get Help →

    Job Matching

    Learn about the technology and algorithms behind how we match you to jobs.

    Learn How →

    Personalized Matching

    Discover how we use your profile and activity to provide customized job suggestions.

    Learn More →

    Quick Apply

    Understand our fast application process and how to make the most of it.

    Learn More →

    Alert Frequency

    Learn how to manage your job alert settings so you get the updates you want.

    Manage Settings →

    Job Alerts Guide

    A complete guide to understanding how job alerts work and how to use them effectively.

    Read Guide →

    Resume Matching

    Learn how our system matches your resume to job requirements.

    Learn More →

    Ethical Branding

    Read our guide to building a professional and ethical personal brand.

    Read Guide →

    Candidate Visibility

    Learn how to increase your visibility to recruiters on our platform.

    Increase Visibility →

    Verified Badge

    Find out how you can get a verified badge to build trust with employers.

    Get Verified →

    AI ATS Technology

    Learn about the advanced AI and ATS technology that powers our platform.

    Learn More →

    ATS Ranking

    Understand how Applicant Tracking Systems rank you as an applicant.

    Learn More →

    Semantic Matching

    Learn how our AI-powered semantic matching goes beyond keywords.

    Learn More →

    💡 Tools that really enhance your application chances and career growth.

    Go to Your Dashboard →

      Buffering Video...

      Full Stack Software Engineer Javascript React Elixir Jobs in United Kingdom Job Search Guide, Trends and Insights