2,200,889+ 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
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.

Reset

Create Job Alert

 
   
Reset

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 ...

Hybrid Electronic Systems Engineer Systems Design

A leading defense company based in Bolton seeks an experienced Electronic Systems Engineer. In this role, you will transform complex requirements into integrated hardware solutions and produce high-quality documentation and schematics. You will collaborate closely with mechanical, firmware, software, and manufac ...

Senior Mechanical Design Engineer — Nuclear & Defence

Carrington West is looking for a Senior Mechanical Design Engineer to join our team in Derby for a 12-month contract. This role focuses on high-impact projects in the nuclear and defence sectors, allowing the opportunity to mentor junior engineers and contribute innovative solutions. The successful can ...

AI Cloud Platform Engineer — Flexible & Impactful

Morgan Stanley is seeking an AI Cloud Solution Engineer in Glasgow to join their Technology Architecture & Modernization team. The role focuses on building an AI Development Platform and requires expertise in cloud architecture and software development, particularly in Python. The ideal candidate will ...

Hybrid Embedded MCU Firmware Engineer for Medical Devices

HS Design, Inc. in Bristol is looking for an Embedded Software Engineer to develop firmware for medical devices. In this role, you will collaborate with multidisciplinary teams to create safety-critical applications using C/C++. You will be mentored by Senior Engineers and participate in a supportive culture ...

AI Driven Automation Test Engineer (Cloud QA)

ACCENTURE is seeking an Automation Test Engineer - AI to enhance automated testing practices through Cloud and AI-driven techniques. This role involves creating scalable automation solutions and engaging in proactive quality practices across the software development lifecycle. Ideal candidates should h ...

AI Engineer (Mid) – Build Production AI for Media

Bauer Media Outdoor is looking for a software engineer to join our AI Enablement team in London. This role focuses on building and deploying AI solutions, collaborating with Product Leads to create impactful technology. You will be responsible for clean coding, system design, and integrating AI into productio ...

Principal Mechanical Engineer, Hydropower & Dams

Stantec Consulting International Ltd. is seeking a Principal Mechanical Engineer to support the design and development of hydropower systems in Edinburgh. In this role, you will work within a dynamic team to produce mechanical designs and collaborate on various projects across the energy sector. Ideal candidates ...

Founding Solutions Engineer — Remote First & Enterprise Scale

Appfactor is seeking a Solutions Engineer to build the function from the ground up. This role will involve leading technical sales processes, creating playbooks, and evangelizing our platform to enterprise customers. Candidates should have at least 3 years in technical consulting, with a strong development ba ...

Backend Engineer Python/Flask, Hybrid London

Skinandme is seeking a Backend Engineer in London to work on our core commerce and clinical systems. You will be responsible for building APIs, data models, and services that power consultations and prescriptions. The role requires solid experience in Python and Flask, ensuring correctness due to the clinical ...

Platform Engineering Manager – Cloud & Data Solutions

Nigel Frank is seeking a Manager - Platform Engineer in Greater Manchester. This role involves leading the design and delivery of cloud-native platforms and data pipelines within the AI & Data Solutions team. Key responsibilities include overseeing end-to-end software delivery, providing technical leadership, an ...

DSP Audio R&D Engineer for On Demand Vinyl Tech

A cutting-edge music technology company in Elstree is seeking a DSP-focused Audio R&D Engineer to develop and optimize internal audio tools, enhance system efficiency, and drive audio technology innovations. The role requires a Master's degree focused on audio or signal processing and proven experience in develo ...

Graduate Product Safety Engineer – Mentored Training

BAE Systems is looking for a Graduate Product Safety Engineer to join its program in Greater London. You will manage software and product security throughout design, manufacture, integration, and testing. This position offers a starting salary of £34,000 plus a £2,000 welcome payment, as well as a flexible benef ...

Lead Production Test Solutions Engineer (Electronics)

AL8238 UK Grid Solutions Limited in Stafford is looking for a Lead Test Electronic Solutions Development Engineer to design and improve production test solutions. This role involves working hands-on across hardware and software tests while ensuring the safety and reliability of products. You will colla ...

Hybrid Mechanical Design Engineer Production Ready

ASSA ABLOY Global Solutions in Olney is searching for a Mechanical Design Engineer to drive the design and development of innovative products. This role offers a combination of on-site and remote work, allowing for flexibility while fulfilling hands-on design requirements. The ideal candidate will have ...

Electronics Design Engineer Sensors & Mixed Signal R&D

A leading instrumentation manufacturer in Guildford is seeking an Electronics Design Engineer to join their R&D team. The successful candidate will design and develop analogue and digital circuits for various regulated industries. Key responsibilities include PCB design, prototyping, testing, and working with so ...

Onsite Test Engineer – DevSecOps & AI/ML

A leading defense technology firm is seeking a Test Engineer to join their team either in Gloucester, Manchester, or London. You will apply your test skills in an Agile delivery team, responsible for creating and maintaining automated test frameworks. The role requires knowledge of Agile/Scrum environments and e ...

Graduate Test Engineer — Onsite Training & Accreditations

A leading change management firm in the UK is looking for a Graduate Test Engineer to ensure the quality and reliability of critical software systems. This role involves supporting test planning and execution while collaborating with engineers and analysts. Ideal candidates should demonstrate strong analytical s ...

Senior Airfield Civil Engineer: Global Travel & Impact

WSP in the UK & Ireland is seeking a Senior Airfield Civil Engineer to join their team in Greater London. The role involves delivering complex airfield engineering projects with a focus on sustainability and smart technologies. Candidates should have a relevant university degree and experience in multidiscipl ...

Senior Structural Design Engineer – Civil & Temporary Works

Energy Jobline CVL is seeking a Senior Design Engineer located in Blackfriars, London. This role involves leading the detailed structural design of both temporary and permanent works, alongside providing technical support. Ideal candidates will possess significant experience in structural engineering, ...

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 ...

Senior Puppet Sales Engineer (EMEA) — French Required

Perforce Software is looking for an experienced Senior Sales Engineer to join their Puppet team in the EMEA region. The role requires technical skills and sales acumen, partnering with account executives to close opportunities. Responsibilities include conducting customer discovery, customizing presentations, ...

Senior Staff Engineer (Scala/Java) – Hybrid AI Scale up

Morson Human Resources Limited is seeking a Senior Staff Engineer (Scala or Java) in Manchester. This role offers the chance to lead engineering efforts within a dynamic AI technology scale-up. Your responsibilities will include mentoring engineers, defining engineering strategies, and driving software ...

Water Infrastructure Design Engineer | Hybrid, Leeds

Advance TRS is looking for a Civil Design Engineer to work on infrastructure and non-infrastructure water projects in Leeds. The role includes delivering civil design solutions, producing technical documentation, and ensuring compliance with industry standards. Candidates should hold a degree in Civil ...

Senior OHL Design Engineer — Transmission Projects

SP TRANSMISSION PLC in Cambuslang is looking for a Senior Design Engineer OHL to develop and deliver engineering solutions for Transmission networks (132kV and above). You will work on design calculations, reports, and maintain standards for overhead line installation, primarily within Scottish Power Transmis ...

Electrical Design Engineer Flexible Switchgear Role

Cibsejournal is looking for an experienced Electrical Design Engineer to join a leading organization in the switchgear manufacturing industry based in Gateshead. This position involves designing and developing electrical systems while collaborating with project teams in a supportive and flexible work environm ...

Simulation Engineer – High Fidelity Plant Simulation

Kion Group AG is seeking a Simulation Engineer in Stockport, United Kingdom. The successful candidate will design and develop high-fidelity simulation models while conducting experiments to enhance control strategies for automated systems. This role requires proficiency in Siemens Plant Simulation and ...

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 ML Engineer: Real Time Personalization & Recommendations

APPLE is seeking an experienced Software or Machine Learning Engineer to join the Music ML team in London. The role focuses on building and improving personalization features for Apple Music, ensuring a great user experience while respecting privacy. Your responsibilities will include developing large- ...

Lead UI Engineer for AI Powered Interfaces (Hybrid)

Rebel Recruitment Limited is looking for a talented Mid to Senior UI Engineer in Lincolnshire. You'll lead the development of user interfaces, translating complex functionality into user-friendly designs. This role involves collaborating with AI and software engineers to create innovative applications. ...

Junior Data Intelligence Engineer

Flex Employee Services in Edinburgh is seeking an Associate Software Engineer to work on exciting projects such as the Financial Data Lakehouse. This role offers the chance to develop innovative solutions that enhance data management in finance. The ideal candidate must hold a Bachelor's degree in a re ...

Java Backend Engineer II: Real Time Scalable Event Platform

Tesco UK is seeking a Software Development Engineer II to join their Behavioural Data Platform team in Welwyn Garden City. You will design and develop event-driven backend services that enhance customer experiences through data processing. This role offers the opportunity to grow your backend engineeri ...

Senior DevOps Engineer – AWS, Kubernetes & CI/CD

Netcompany is seeking a highly skilled DevOps Engineer to join their dynamic team in Greater London. The role involves implementing and supporting improvements in software quality and delivery times, with a strong focus on cloud computing, particularly AWS. Successful candidates will have over 5 years ...

Platform Engineer Cloud & Automation (Hybrid, SC/eDV)

慨正橡扯 in Manchester seeks a Platform Engineer to deploy applications and software within cloud or on‑prem environments. You will contribute to multiple business areas while working in a hybrid model, with at least three days a week on site. The ideal candidate should have significant experience in Agile ...

Senior iOS Engineer — Hybrid, Swift/Obj C, SaaS Apps

Hunter Selection, a respected SaaS company in the West of England, is seeking a Mobile Software Engineer to design and develop iOS applications. This hybrid role offers a salary up to £75,000 and includes extensive benefits such as health insurance and 35 days of holiday. Candidates should have strong ...

Senior Python ML Platform Engineer – Remote

PRIMA is seeking a Software Engineer to join their Engineering team to help shape the future of motor insurance. You'll design reliable systems for the ML lifecycle and collaborate with a dynamic team. Ideal candidates will have 3+ years of Python experience and knowledge of CI/CD practices, containeri ...

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 ...

Lead C++ Engineer Low Latency Trading Systems

TwinThread, based in London, is seeking a Lead eSoftware Engineer specializing in C++. This role involves developing innovative software solutions in a dynamic electronic trading technology environment. The successful candidate will work collaboratively across teams, ensuring high-quality production co ...

Lead Application Security Engineer

Intercom is seeking a Security Engineer to enhance tier-zero security capabilities for its AI Customer Agent, Fin. Responsibilities include designing security features, conducting architecture reviews, and participating in security incident response. The ideal candidate will have extensive experience i ...

Senior Hardware Engineer – Rugged VPX & Embedded

PUK Penny & Giles Controls Limited is seeking a Senior Hardware Engineer to join our team in Letchworth, UK. You will be responsible for implementing all aspects of the electronic design and development process, collaborating with software and mechanical engineers to ensure product reliability and cost-effect ...

Lead iOS Engineer Fintech, Stock Options, Hybrid Office

ARQ is seeking a Lead iOS Software Engineer to join our Core Product Team in Greater London. This high-impact role involves building and scaling the ARQ experience across innovative financial products. You will lead the mobile team, ensuring technical excellence and elegant user experiences. The ideal ...

Senior Global Markets Trade Processing Engineer

LGBT Great is seeking a Senior Software Engineer (Associate) for their Global Markets IT department. The role involves developing a new trade processing platform and enhancing existing systems. Ideal candidates should have strong Java development skills, understanding of distributed messaging technologies, 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 ...

Senior Backend Engineer — AI‑Powered E‑commerce Platform

Jack & Jill is looking for a Senior Backend Software Engineer located in London, UK to own the core ecommerce journey and build backend systems integrating AI tools. The role involves architecting payment systems and collaborating in a senior product squad. The ideal candidate has 6-10 years of experie ...

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 ...

🚀 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

    Buffering Video...

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