2,234,662+ 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

Senior Systems Engineer – Cloud, Cyber & Infra Solutions | 15% Bonus

Paradigm Tech is looking for a Senior Systems Engineer to provide consultancy and create complex technical solutions for clients. This role involves managing the delivery lifecycle, from client needs assessment to solution design and implementation. The ideal candidate will have strong experience worki ...

Senior Structural Design Engineer – Steel Frames & Growth

Aspion Search is seeking a Senior Structural Design Engineer to join a steel construction company's design team in Bradford. This role involves delivering high-quality designs for complex projects, collaborating with various stakeholders, and providing mentorship to junior staff. The ideal candidate ha ...

Senior Structural Engineer – High Rise & Multi Sector

The American Society of Civil Engineers in Sheffield is seeking a Senior Structural Engineer to lead in designing concrete and steel frameworks across various sectors. The ideal candidate should have a bachelor’s or master’s degree in civil/structural engineering and a minimum of 5 years of post-graduate expe ...

Senior GPU Compiler Architect & Optimizer

MediaTek Research Lab Inc. is looking for a Sr. Staff Engineer specializing in GPU compiler development. The role focuses on defining GPU compiler software architecture and implementing optimizations. You will collaborate with hardware and driver teams to enhance performance and develop new API features. ...

Senior Frontend Engineer Fintech Scale Platform

Dormont Manufacturing Co is looking for a software engineer with experience in ReactJS and TypeScript. The role involves building and maintaining the multi-tenant infrastructure for enterprise clients. You will be responsible for owning features that synthesize knowledge across various domains and designing i ...

Frontend Engineer at Scale Team – Equity & Impact

Dormont Manufacturing Co in Greater London seeks a software engineer to develop a multi-tenant infrastructure for financial services. You will work with cross-functional teams, utilizing ReactJS and TypeScript to create efficient, scalable solutions. This position offers opportunities in technical lead ...

Remote SC Cleared Lead DevSecOps for Government Cloud

SmartSourcing Ltd is looking for a remote Lead DevSecOps Engineer for a Government client, with potential visits to Bristol and London. This senior role involves driving secure delivery and automation in multi-cloud MOD environments as part of a major digital transformation initiative. The ideal candid ...

Senior RL Data Engineer: End to End Pipelines & QA

United States Digital Space LLC is seeking a Senior Engineer in Greater London to develop and manage data pipelines for AI systems. This role involves significant responsibilities, including ensuring the quality of reinforcement learning data, collaborating with various teams, and innovating operational frame ...

Principal Data Platform Engineer AI Pipelines

Dormont Manufacturing Co is looking for a Principal Data Software Engineer in Woking, UK, to lead the development of scalable data pipelines that power AI discoverability and analytics. This role requires significant hands-on experience with both structured and unstructured data, ensuring high-quality ...

Senior Web Scale Crawling Engineer

United States Digital Space LLC is seeking a Senior Software Engineer based in Greater London to develop system for web-scale crawling of content for AI-powered solutions. Candidates should have extensive experience in backend systems and proficiency in Go or C++. The role focuses on building reliable infrast ...

Evening Shift Multi Skilled Engineer: Maintenance & Improvements

First Military Recruitment Ltd is looking for a Multi-Skilled Engineer for the evening shift in Linton. The successful candidate will maintain equipment, manage breakdowns, and enhance operational performance. Key responsibilities include preventative maintenance, troubleshooting mechanical and electri ...

Structural Engineer: Path to Chartership in Gloucester

Zodiac Recruitment is looking for a Structural Engineer to join their team in Gloucester. This role offers an exciting opportunity to work on a variety of residential and commercial projects, from bespoke alterations to large-scale developments, while receiving mentorship from experienced Chartered Engineers. ...

Electrical Design Engineer – Building Services (MEP)

WSP in Guildford is looking for an Electrical Engineer to join their Building Services Team. The role includes supporting major projects in locations like Gatwick and Heathrow airports, while working collaboratively with a team of up to 60 engineers. Ideal candidates should possess a degree in Building ...

Quality Engineer – Highways Infrastructure (Contract)

Matchtech is seeking a Quality Engineer for a contract position in the City of London, focused on highways projects. The ideal candidate will have experience in quality engineering, familiarity with HS2 regulations, and proficiency in Novade software. The role involves ensuring quality standards are me ...

IT Project & Solutions Engineer — On‑Site & Remote Support

RGIT Australia is seeking an IT Project Engineer to join its Solutions team in Swansea, UK. You will deliver first- and second-line technical support, maintain hardware and software systems, and conduct on-site visits for troubleshooting. The ideal candidate will have 3-5 years of relevant experience, ...

AI Solutions Engineer TypeScript | Hybrid in Manchester

Altech Group Ltd is looking for an AI Solutions Engineer in Manchester, perfect for those with a background in TypeScript, Integration Engineering, or Software Engineering. The position offers a hybrid work environment and opportunities to work with cutting-edge AI technologies. Join a rapidly growing ...

BMS Commissioning Engineer

Working on behalf of our client based in the West Midlands. We are currently recruiting for a Commissioning Engineer. Key Duties: Work on-site for commissioning projects (majority based in the West Midlands). Occasional projects outside of this area (travel e ...

Senior Test Development Engineer (LabVIEW)

Senior Test Development Engineer Location: Glenrothes or Livingston About the role: Responsible for the design, manufacture, verification and validation, along with through life technical support of board level, sub-system and system level test equipment. Skills: • Test software design <br ...

BMS Commissioning Engineer

Working on behalf of our client based in the West Midlands. We are currently recruiting for a Commissioning Engineer. Key Duties: Work on-site for commissioning projects (majority based in the West Midlands). Occasional projects outside of this area (travel e ...

Senior HV Cable System Design Engineer – Competitive Package

OCU Group is looking for a Senior Cable System Design Engineer to join our Engineering Support Design team in Ruislip. The role involves delivering safe, compliant, and high-quality cable system designs while collaborating across teams to meet client requirements and industry standards. Key qualificati ...

Senior Electronics Engineer RF & High Performance Systems

Filtronic in Cambridge is seeking a talented Electronics Engineer to join the Systems Engineering team. The role involves designing and developing advanced electronic systems, collaborating with RF and software engineers for high-performance solutions in telecommunications and defence. A degree in Elec ...

Security Cleared Data Engineer: Cloud Pipelines & CI/CD

Animo Group is seeking a Data Engineer to join their London team. The ideal candidate will demonstrate significant experience with data pipelines and cloud technologies such as AWS, GCP, or Azure. You will work closely with clients, driving the use of best practices and improving data capabilities. You ...

Automation Test Engineer – LabVIEW & TestStand Lead

Insignis Talent is looking for an Industrialisation Test Engineer to design and develop automated test benches for electronic and electromechanical products in London. The role involves ownership of both hardware and software elements, developing robust test solutions using LabVIEW and TestStand. Succe ...

Senior .NET / AWS Architect Cloud Native FinTech

DCS Recruitment is searching for a Principal Software Engineer (.NET / AWS) to help shape the future of cloud-native fintech engineering. This role involves driving architectural excellence and solving complex technical challenges within a high-performing team. You will design and build scalable system ...

Structural Engineer — Hybrid Work & Diverse Projects

AECOM seeks a Structural Engineer to join our building engineering team in London or St Albans. In this role, you will assist with the design of various engineering projects, ensuring they are completed on time and budget while also mentoring junior staff. The ideal candidate will have experience in a ...

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 ...

Production ML Engineer: AI & MLOps Specialist

Trustpilot, located in Greater London, is seeking a Machine Learning Engineer to deploy and maintain machine learning models in production. You will work within the MLOps team to ensure effective collaboration between data scientists and software engineers, and contribute to improving AI-driven solutions. </p ...

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 ...

Founding AI Product Engineer: Agentic Systems

A digital lifestyle management platform is seeking a Founding Product Engineer to own and ship user-facing, AI-driven features from start to finish. This hybrid role involves working closely with the engineering team to design and implement workflows, ensuring high-quality delivery. The ideal candidate will have ...

Senior Mechanical Design Engineer Building Services HVAC

Premier Group is looking for a Senior Mechanical Design Engineer to join their team in Chelmsford on a permanent basis. The ideal candidate should have at least 5 years of experience in a similar design engineering or CAD operation role, along with proficiency in 3D CAD software like SolidWorks and Inventor. ...

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 ...

Senior Electrical Design Engineer – HVAC & Controls Innovator

Airedale International Air Conditioning Ltd is seeking a Senior Electrical Design Engineer based in Leeds. The role involves working within the R&D Department to design and develop HVAC products, ensure compliance with safety standards, and collaborate with mechanical and controls engineers. Candidates should ha ...

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 ...

Senior Support Engineer — Critical Systems & DevOps

Northrop Grumman UK is seeking a Senior Support Engineer located in Cheltenham, England. The role involves maintaining critical infrastructure and software to ensure system operationality, managing complex technical tasks, and implementing best practices in DevOps and SRE. Candidates must have hands-on ...

Hybrid QA Engineer: UI/UX & Cross Platform Testing

Proactive.IT Appointments Limited is looking for a QA Engineer to join a leading force in their commercial sector. This role requires ensuring that all services meet high quality standards through meticulous testing and collaboration with development teams. The successful candidate will have at least 2 ...

Motorsport AI Research Engineer — ML & Deployment

Alpine is looking for an AI Research Engineer to join the F1 Team’s Software and Data group. The role focuses on developing AI/ML solutions to enhance performance in Formula 1. Ideal candidates will have a background in AI/ML, strong Python skills, and a passion for data. As part of a collaborative tea ...

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 ...

Production Linux & Datacenter Engineer Slough

A financial software firm is seeking an Infrastructure Engineer to manage and improve their Linux systems in production. The role involves hands-on datacenter operations, including managing LXD/LXC container platforms and troubleshooting infrastructure issues. Candidates should have 2-3 years of experience with ...

Senior Platform Engineer — Kubernetes Operators (Go/Python)

Bloomberg L.P. is looking for a Senior Software Engineer for the Platform as a Service (BPaaS) team in London. You will design and implement Kubernetes operators and custom controllers, write production code in Go and Python, and collaborate with other teams to integrate with Bloomberg systems. The ide ...

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 ...

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 ...

Python Backend Engineer — Equity + Hybrid Work

Abound is seeking a Software Engineer to build high-quality, reliable backend systems within our mortgage engineering team. You'll own backend features from concept through delivery, working with technologies such as Python, Django, RESTful APIs, and GraphQL. The successful candidate will have a hands-on experie ...

Senior .NET Engineer: Build scalable APIs & platforms

NewDay Technology Limited is seeking a Senior Software Engineer to design and deliver high-quality C#/.NET applications and robust APIs. You'll work in a fast-paced agile team, contributing to the Stratus platform, ensuring fast delivery and scalability. Your duties include collaborating with engineers ...

Senior .NET Payments Engineer Scale & Impact

A leading health services company in the UK is seeking a Senior Software Development Engineer to join their payments service team. In this role, you will develop and support scalable frontend systems, employing your expertise in .NET/C#. You'll also mentor team members and lead discussions on system design, cont ...

Marine Project Engineer – EMS Delivery & Planning

VPS in Altrincham, Greater Manchester, is looking for a Project Engineer to drive innovative emission monitoring solutions for the maritime industry. In this role, you will support project delivery, prepare technical documentation, and assist in the installation of systems on marine assets. The ideal c ...

HV Civil & Design Engineer for Substations | Hybrid

Rise Technical is seeking a Civil Engineering & Design Engineer in Sheffield to work on HV infrastructure projects for renewable energy. You will collaborate with engineers and project managers to deliver robust designs including substation layouts and access roads. The ideal candidate should have a de ...

🚀 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