2,024,177+ 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

VCARB F1 Team Senior Software Developer

Design & Solution Development Contribute to UI architecture, design systems, and front-end engineering standards. Develop intuitive interfaces for complex engineering data and workflows. Balance user needs, technical constraints, and performance considerations in solution design. ...

Frontend Developer (SFIA 3)

Zaizi is looking for a Front End Developer with solid technology skills, who are also passionate about improving outcomes and the user experience. You will be confident in your own skills with a proven track record of delivering high quality software in demanding environments. You will be passionate about ...

Senior Kotlin/JVM Engineer

hackajob is collaborating with Lendable to connect them with exceptional professionals for this role. About Lendable Lendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are ...

Senior Kotlin/JVM Engineer

About Lendable Lendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start: One of the UK’s newest unicorns with a team of just over 700 people ...

Senior Frontend Developer

This range is provided by Recruiters.ie. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Recruiters.ie Principal IT Recruiter | Expert in Sourcing Top Daily Rate Contractors for Tech ...

Frontend Web Developer

The Role As a Front-End Web Developer at Air Apps, you will be responsible for crafting seamless, high-performance, and visually engaging web experiences. You will work closely with designers, product managers, and back-end developers to build and optimize user interfaces using mo ...

Senior Frontend Engineer

Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards. As democracies, we believe we have a special responsibility to be thoughtful a ...

Senior Software Engineer Open Source Embedded (Rust/C++)

lowRISC, based in Cambridge, is looking for software engineers to work across the full software stack, including firmware development, security tools, and cloud infrastructure. Candidates should have strong experience in C or Rust, excellent algorithmic skills, and a degree in Computer Science or equivalent. Ben ...

Staff ML QA Engineer Build Robust ML Software & Tests

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant ...

Senior ML QA Engineer — Test Automation & CI/CD

At Graphcore, we’re building the future of AI compute. We’re a team of semiconductor, software and AI experts, with deep experience in creating the complete AI compute stack - from silicon and software to infrastructure at datacenter scale. As part of the SoftBank Group, backed by significant ...

Software Developer

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across ...

Lead Test Engineer: Automation & API Specialist

Java Script Works is seeking a Lead Test Engineer to join their team in the United Kingdom. The ideal candidate will have expertise in test automation using JavaScript/TypeScript and frameworks like WebdriverIO, Cypress, or Playwright. You'll be responsible for testing APIs with tools such as Postman and impleme ...

IT Support Engineer

IT Support Engineer | Manchester | 3 months My client is looking for an IT Support Engineer to manage BAU workload and provide 1st and 2nd line support. The ideal candidate will be personable with a professional passion for providing high quality IT support services.Key responsibilities of the IT ...

Mechanical Design Engineer Outside IR35

Mechanical Design Engineer - Outside IR35 Belcan Castle Donington, England, United Kingdom Type: Full-Time The Role This is a contract role expected to last between 6 – 12 months with the successful candidate will be designing a range of fabrications and static ...

GitHub DevOps Engineer

Responsibilities Providing solutions to customer challenges by listening, understanding, and delivering solutions to deliver our customer requirements. You will work with teams across sales to ensure our solutions are meeting/exceeding our customer’s expectations. You will work closely with y ...

Senior Software Engineer Client SDK (UI Platform)

Senior Software Engineer - Client SDK (UI Platform) Join to apply for the Senior Software Engineer - Client SDK (UI Platform) role at Postman . Who Are We? Postman is the world’s leading API platform, used by more than 40 million developers and 500,000 organizations, includi ...

Software Engineering Team Lead — Mentorship, Growth & Bonus

Adria Solutions Ltd. is looking for a Software Engineering Team Lead in Manchester. This role involves leading a team of engineers, fostering collaboration and innovation, while ensuring compliance with company standards. Ideal candidates will demonstrate strong communication skills and a problem-solvi ...

.NET Developer

(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack Engineer, Architect, .NET Developer) We have several fantastic new roles for .NET Developer to jo ...

.NET Developer

.NET Developer - Europe’s Largest Radio Station Group – Brighton (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET MAUI, ML.NET, Azure AI, GitHub Copilot, Docker, Kubernetes, .NET Aspire, CI/CD, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Enginee ...

.NET Developer

(Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack Engineer, Architect, .NET Developer) We have several fantastic new roles for .NET Developer to join a ...

.NET Developer

.NET Developer, C# 14, .NET 10.0 – Newcastle (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure SQL, .NET MAUI, GitHub Copilot, Docker, Kubernetes, Microservices architecture, Angular 21, Vue.js, TypeScript, Programmer, Full Stack Engineer, Architect, .NET Developer ...

.NET Developer

.NET Developer - Europe’s Largest Radio Station Group – Brighton (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET MAUI, ML.NET, Azure AI, GitHub Copilot, Docker, Kubernetes, .NET Aspire, CI/CD, HTML Living Standard, CSS Living Standard, Programmer, Full Stack Enginee ...

Python Developer Anaconda MedTech

This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Python Developer / Backend Software Engineer (Python Anaconda) Cambri ...

Go To Market (GTM) Engineer / Revenue Operations

Go-To-Market (GTM) Engineer / Revenue OperationsCambridge, UK.Full-time.Hybrid – 3 days per week in the Cambridge office.About AbselionAbselion is a Cambridge University spin-out transforming how scientists measure biomolecules. Our Amperia platform uses proprietary Redox El ...

Engineering Tech Lead

At monday.com, we help teams get more work done. We are the best AI work platform that empowers teams to automate, build, and scale their impact end-to-end with tools that actually execute the work for you. With over $1B in ARR, 250,000+ customers, and a global team, we’re serious about building a product ...

Senior Fullstack Developer (Python)

Full Stack Python Developer Join during an exciting period of expansion, where your contribution will help influence the future direction of the platform and wider engineering team. Belfast (Hybrid) Permanent The Opportunity A leading organisation experiencing si ...

Graduate AI & Software Developer

Java Script Works is looking for a Graduate Software and AI Developer based in the United Kingdom. The role requires a 2:1 degree in a Computer Science-related field and values excellent communication and strong problem-solving skills. Familiarity with technologies like Python, React, Laravel, and MySQL is advan ...

Product Engineer (up to £130k)

The role This company is building the API infrastructure for diagnostic healthcare, making patient data from wearables and lab tests accessible, automated, and actionable. They're already processing millions of lab tests and streaming data from 3M+ wearables per second across all 50 US states, ta ...

Meta Apprenticeships

Work a full-time job while training to become a Software Engineer, IT Support Specialist or Data Scientist at Meta in the UK. What is the Apprenticeship program? The Apprenticeship program in London is a paid 18-month program which allows participants to work a full-time job while a ...

DevOps Engineer: CI/CD & Web Tech Specialist

Java Script Works is looking for a DevOps Engineer located in Harrogate, United Kingdom. The ideal candidate will have a solid understanding of CI/CD principles and experience in implementing them effectively. Responsibilities include managing complex merge conflicts and utilizing tools like Bitbucket. ...

Fintech Frontend Support Engineer — Angular & ASP.NET MVC

Java Script Works is seeking a Support Engineer to join their team in London, United Kingdom. This full-time role involves both frontend and backend development responsibilities using technologies such as HTML5, JavaScript, Angular.js, CSS3, and ASP.NET MVC. The ideal candidate will demonstrate experie ...

Senior Mobile Engineer — Android & TypeScript

Java Script Works is looking for a Senior Engineer – Mobile in Staines-upon-Thames, UK. The role involves developing mobile applications primarily using JavaScript and TypeScript, with a focus on deployment in Android and iOS ecosystems. Candidates should have strong expertise in Redux and mobile development. Th ...

Dynamics 365 Performance Engineer — Optimize Fast D365

A consulting firm is seeking a Dynamics D365 Performance Engineer located in Charing, United Kingdom. The role involves optimizing the performance of Dynamics 365 implementations, diagnosing bottlenecks, and implementing tuning solutions. Candidates should possess strong knowledge of performance tuning in D365, ...

Senior Java Developer

Senior Java Developer Java JSF Microservices CI/CD Git TDD Jest MuleSoft We're looking for an experienced Senior Java Developer to support the delivery of modern, scalable software solutions within a collaborative engineering environment. This role would suit someone wit ...

Senior Java Developer

Senior Java Developer Java | JSF | Microservices | CI/CD | Git | TDD | Jest | MuleSoft We're looking for an experienced Senior Java Developer to support the delivery of modern, scalable software solutions within a collaborative engineering environment. This role would suit ...

Staff Product Engineer

Requirements Comfortable building production software across the stack - you might be strongest in backend or frontend, but you can follow a problem across both to own a feature end-to-end Proven ability to reason about systems - breaking ambiguous problems into tractable pieces, spo ...

Senior Product Engineer

Requirements Comfortable building production software across the stack - you might be strongest in backend or frontend, but you can follow a problem across both to own a feature end-to-end Proven ability to reason about systems - breaking ambiguous problems into tractable pieces, spo ...

C# Developer – Games – 70K

Games Developer, C#, 3D Graphics Developer, C# Software Developer, Senior level, Graphics based Software Engineer, CAD, Games, Maths, Physics, DotNet, C#, .Net, .Net Core, No SQL, OpenGL / DirectX – Global Software House – up to 70K Global Software client is looking for Software Developers with a Maths ...

C# Developer – Games – 70K

Games Developer, C#, 3D Graphics Developer, C# Software Developer, Senior level, Graphics based Software Engineer, CAD, Games, Maths, Physics, DotNet, C#, .Net, .Net Core, No SQL, OpenGL / DirectX – Global Software House – up to 70K Global Software client is looking for Software Developers with a Maths ...

Aerospace Mechanical Design Engineer Hybrid, Full Lifecycle

ReeVR Talent is seeking a Mechanical Design Engineer to join their innovative engineering team in the United Kingdom. You will design and develop mechanical components and systems, focusing on aerospace programmes while enjoying a hybrid working model. The role involves collaborating with multidiscipli ...

Gas Maintenance Engineer – On Call, Full Time

Robertson Group seeks a Maintenance Engineer - Gas in Stirling to perform planned and reactive maintenance tasks. The role requires a Commercial Gas Engineer with installation and maintenance experience, a full driving license, and excellent customer care skills. The position is full-time with a range of benefit ...

Fire Engineer– Estate & Asset Management Full time

Company DescriptionTurner & Townsend is a global professional services company with over 22,000 people in more than 60 countries.Working with our clients across real estate, infrastructure, energy and natural resources, we transform together delivering outcomes that improve ...

Cloud Engineer (AWS) Full Time Remote EU

About Us is a fast-growing medical device software company headquartered in Bern, Switzerland. Our mission is to enable the right decisions sooner in healthcare, through trans ...

Python Developer

Description :What our team doesTheFront OfficeITDeliveryteam looks after the Traders and Analysts. Weprovidea wide range of solutions for both commercialdecisionsupport and more tradition ‘IT’ based activities.Generally, webuild in a Microsoft stack working closely with the ...

Founding Engineer, Agent Systems

Responsibilities Agent scaffolding: tool use, context management, sandboxing, prompt-injection defence Evals for fuzzy, high-stakes outputs: assessments, policy interpretation, control mapping Reliability infrastructure: retries, fallbacks, circuit breakers, prompt versi ...

Technical Lead

We’re looking for a Tech Lead to guide a talented, cross‑functional squad as they design, build and deliver products that make a real difference for our customers. You’ll lead a team made up of backend and frontend developers, QA and automation testers, designers, product managers and business anal ...

Lead Microsoft Software Architect up to £130k + 20% bonus (90% remote)

Lead Microsoft Software Architect - up to £130k + 20% bonus - (90% remote) This range is provided by Paradigm Tech. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Paradigm Te ...

Software Engineer AI for Clinical Trials (London)

PassFort is seeking a Full Stack Engineer in London to build and scale core systems enabling autonomous AI agents to improve clinical trials. The role offers an estimated salary of £100k-120k base with equity, private health insurance, and a modern office environment. Ideal candidates have 3+ years in ...

Remote .NET & Backend Engineer (Contractor, 10–12 hrs/wk)

YO IT Consulting is seeking experienced software engineers to help train and evaluate next-generation AI systems. This remote role focuses on real-world software engineering tasks that require strong judgment and clear communication of engineering decisions. The ideal candidate will have over 5 years o ...

Developer / Senior Developer Online Ordering (Doncaster)

Job Description We are hiring high-impact Developers / Senior Developers to join our core product teams in the Doncaster hub. You will be placed at the heart of the customer journey, managing the secure, high-volume systems that power Payments, Delivery, and Customer Registration for one of the l ...

🚀 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

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