1,955,036+ 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

Software Engineer II (Magnolia/ContentStack FullStack)

MOO set out to shake up the world of print back in 2006. And we’ve come a long way since. Today we’re a 400+ strong team that creates print and digital products for companies of all sizes—from Google and Airbnb to the guy who makes amazing prints you find at craft fairs. Our global HQ is in London, ...

Mistral Cloud Software Engineer, Backend (Golang)

About Mistral AI At Mistral AI, we believe in the power of AI to simplify tasks, save time and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life. We democratize AI through high-performance, optimized, open-source and cutting-edge models, p ...

Senior Software Engineer — Build Scalable Systems

A leading software company in the UK seeks a senior Java or C++ developer to join the Software Development team. The role focuses on developing and maintaining the RokDoc desktop application, involving collaboration with geoscience experts and other development teams. Candidates should have at least 5 years of s ...

Senior Software Engineer (Remote) – Cloud & Collaboration

A leading technology firm in the United Kingdom is seeking an experienced Senior Software Developer to join their remote team. The candidate should have a proven track record of developing high-quality applications and solutions. Responsibilities include designing, developing, and implementing software based on ...

Adoption Platform Software Engineer — Java & AWS

A leading financial institution is seeking an Adoption Software Engineer to transform and modernise their digital platform. The successful candidate will lead in designing and developing software using Java and cloud technologies, while working collaboratively with various teams to meet business objectives. Cand ...

Operational Software Engineer, Cyber Security & Embedded

A cyber security firm in Cheltenham seeks full-stack developers to work on bespoke software solutions. Responsibilities include designing new products and adding capabilities to existing ones. The ideal candidate has strong skills in Python and C++, as well as experience in leading projects. The role offers mark ...

Software Engineer III, Search, Mobile (Android)

Software Engineer III, Search, Mobile (Android) corporate_fare Google place London, UK Bachelor’s degree or equivalent practical experience. 2 years of experience with software development in one or more programming languages, or 1 year of experience with an advanced degre ...

Real Time Spacecraft HIL Software Engineer

Capgemini is seeking a Software Engineer in Stevenage, UK, responsible for designing and developing hardware-in-the-loop simulators. Key responsibilities include technical requirements analysis and software implementation in C++ and Java, ensuring integration and testing of benches. Ideal candidates should have ...

Senior Software Engineer – Data Management Platform

Teamwork makes the stream work. Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platf ...

Senior Software Development Engineer Shared Platforms

Senior Software Development Engineer - Shared Platforms Location: Nottingham Trent House (95002), Nottingham, Nottinghamshire, United Kingdom. Overview CapitalOne’s mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. As a Senior Software ...

Software Test Engineer — Avionics & Systems Automation

BAE Systems in Rochester is seeking engineers to join the Test Systems team. Successful applicants will develop software for testing avionic systems and equipment. Expertise in programming languages like LabVIEW, TestStand, C++, Python, and C# is required. Applicants should demonstrate a proactive appr ...

Market Data Software Engineer Analytics & Data

TradingHub in Greater London is seeking a Software Engineer focused on developing and supporting market data environments. The successful candidate will work alongside pricing quants and risk strategists, contributing to data analytics integral to TradingHub's products. Ideal applicants should have exp ...

Staff Software Engineer – ML Developer Tools

Job Overview: Join our world-class team at Arm in western Europe, where you will have the opportunity to contribute to powerful technological advancements. As a Staff Software Engineer, you will engage with innovative projects that compose the future of technology. Comprising hardworking ...

Real Time Software Development & Deployment Engineer

Overview Expleois a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation. We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and i ...

Senior Software Engineer – Data Management Platform

Teamwork makes the stream work. Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platf ...

C# Software Engineer – Weapon Systems (Hybrid)

A leading defence organisation in Gloucester is seeking a proactive C# software developer to join their Weapons System Simulation and Experimentation (WSSE) team. This role involves developing innovative real-time software solutions and integrating hardware systems. Candidates should have experience in software ...

Senior Backend Software Engineer (Backend, Go)

Who We Are Arenko is an Energy Tech company using advanced software to optimise energy storage, making electricity grids more flexible, reliable, and zero‑carbon. Our platform enables grid operators (such as National Grid in the UK) and asset owners to maximise efficiency and revenue in an evolvi ...

Software Engineer & Tech Lead Architecture & Mentorship

The Role Design, develop, and implement complex software solutions, leveraging expertise and experience in programming languages, architecture, and best practices. Not only producing high-quality code but also playing a role in guiding junior developers, participating in architectural discussions ...

Public Health Software Engineer – Hybrid (Laravel)

A technology company based in the United Kingdom is seeking a skilled software developer to solve complex problems in the public health sector. The role involves designing and developing high-performance applications, conducting code reviews, and collaborating with various stakeholders. Candidates should have su ...

Software Engineer, Backend AI Practice Team

Software Engineer, Backend - AI Practice Team Warrington, Cheshire, United Kingdom and 1 more Be the First to Apply Job Description ABS is seeking an exceptional Backend Engineer to join us full-time on our Artificial Intelligence (AI) Practice Team. In this role, you will d ...

Software Engineer, Safeguards Infrastructure London, UK

Software Engineer, Safeguards Infrastructure London, UK About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of commi ...

Software Engineer, Unified Platform Exchange Data

Software Engineer, Unified Platform - Exchange Data Job Location London Employment type Regular Department Technology Targeted Start Date Immediate DRW is a technology-driven, diversified principal trading firm. We trade our own capital at our own risk acro ...

Hybrid Principal Software Engineer & Tech Leader

8th Light is seeking a Principal Engineer in London to lead AI integration and technical strategy. You will collaborate with clients, guide technical direction, and mentor teams to ensure high-quality software solutions. Ideal candidates will have 10+ years of experience in consulting, a solid technical backgrou ...

Senior Staff Software Engineer, Agentic Platform

Senior Staff Software Engineer, Agentic Platform United Kingdom Location: London, Bulgaria, Serbia and Lithuania About the role Tide is hiring a Senior Staff Software Engineer to lead the architecture of our agentic platform. You will shape the shared capabilit ...

Senior Backend Software Engineer Application Development

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, a ...

Software Engineer, AI Driven Interactive Worlds

About Iconic: We’re building digital actors: AI-driven characters that don’t just talk, but act; shaping the world, responding to the player, and driving stories that evolve through both words and actions. The Mission: We believe games and interactive media are on ...

Software Engineer III, Search, Mobile (Android)

Software Engineer III, Search, Mobile (Android) Google London, UK Qualifications Bachelor’s degree or equivalent practical experience. 2 years of experience with software development in one or more programming languages, or 1 year of experience with an advanced d ...

Software Engineer Infrastructure,SWE Developer Foundations

Summary The SWE Developer Foundations organisation builds technologies and tools to help software engineers at Apple to do the best work of their lives. Our team supports that mission by building innovative infrastructure and tools to provide engineers with capabilities to quickly and efficiently ...

Software Engineer, Core IP Security & Cryptography

Barlowe LLP is seeking a skilled Software Engineer in London to design and develop bespoke security systems for protecting sensitive intellectual property. The role involves working with a team on service backends, APIs, and infrastructure security, requiring strong experience in C#/.NET and a solid understan ...

Impactful Software Engineer, Truth Seeking AI

A pioneering AI technology firm based in Greater London is seeking exceptional software engineers to tackle significant product and technical challenges. Candidates will thrive in a meritocratic environment where they are expected to take the initiative and contribute meaningfully to the organization's mission. ...

Founding Software Engineer — Build Browser Automations

A technology company based in Greater London is looking for a software engineer to develop browser automation solutions. You will improve the automation engine, create a secure environment, and build tools for customers. Candidates should have at least 1 year of software experience and a strong desire for owners ...

Mission Software Engineer Connected Warfare Systems

A defense technology company is seeking a Mission Software Engineer to integrate third-party systems with their products. The role requires a strong software engineering background and at least 3 years of experience in languages such as Java, Python, and C++. Responsibilities include developing architecture, cre ...

Software Engineer, Python, Global Delta One

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading ...

Software Engineer, Salesforce Integrations (Hybrid/London)

A tech-driven communications platform in London is looking for a passionate Software Engineer to join their Salesforce Integrations team. In this hybrid role, you will focus on developing and enhancing Dialpad's Salesforce integration, ensuring customer satisfaction through seamless data transfer and automation. ...

Senior AI Software Engineer, Coding Agent

About the Hiring Team: Tencent Overseas IT is dedicated to empowering Tencent’s rapid global growth with future‑ready, global IT platforms, applications and services. We lead the overseas IT strategy, architecture, roadmap, and execution to satisfy internal and external customers while building a world‑cla ...

Software Engineer – Global Music D2C Platforms

Sony Music Entertainment is seeking a Software Engineer to join their D2C team in London. This role will involve building and supporting technology for artist and label merchandise stores worldwide. The ideal candidate will have over 4 years of experience in distributed systems, APIs, and cloud technol ...

Graduate Software Engineer AI, 3D & Frontend

Reply is seeking a Graduate Software Developer to join their team in London starting September 2026. This position offers the opportunity to work across various projects, using AI tools, and developing both front-end and back-end applications. Ideal candidates will have a relevant degree, some coding e ...

eDV Cleared Software Engineer OUTSIDE IR35

iO are currently partnered with an established SME in the National Security space looking for a Java Developer with strong DevOps skills to join the team ASAP. This role requires active eDV Clearance. Start: ASAPLocation: Cheltenham - 3 days per week on siteDuration: 6 monthsRate: ...

Founding Software Engineer Cybersecurity Startup (London)

Oho Group is looking for a Founding Software Engineer in London to help build the future of cybersecurity. This role provides a unique opportunity to join a founding team recognized for successfully scaling security companies. The ideal candidate will design and build core systems, solve complex securi ...

Principal Software Engineer & Tech Leader (Architect)

Spectrum IT Recruitment is seeking a Principal Software Engineer to join a global technology organization. You will act as the technical SME across various engineering teams, delivering innovative products and driving best practices in technology direction. The ideal candidate will have over 5 years of ...

Software Engineer, Platform Reading, United Kingdom

Software Engineer, Platform - Reading, United Kingdom Reading, United Kingdom The mission of Speechify is to make sure that reading is never a barrier to learning. Over 50 million people use Speechify’s text-to-speech products to turn whatever they’re reading – PDFs, books, Google ...

Software Engineer – AI Powered UK Healthcare

black.ai is looking for Software Engineers in London to develop systems that integrate AI into clinical workflows, addressing the complexities of the UK healthcare system. The role involves building end-to-end solutions that enhance clinician experiences, ensuring seamless workflow integration and oper ...

C++ Software Engineer Hybrid (Embedded & AI)

Jenoptik AG in Farnborough is seeking a skilled Software Developer to work in a hybrid role. The ideal candidate will have robust C++ skills, knowledge of Python, and experience with embedded systems. You will design and maintain applications, contribute to CI/CD processes, and collaborate with cross-functional ...

Senior Software Engineer I Investments Java

Senior Software Engineer I - Investments - Java Full-time Compensation: GBP 85,000 - GBP 105,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money.Min fees. Max ease. Full speed. Whether pe ...

London Software Engineer – Hybrid, Cloud & IoT

Software Engineer Hiring in London – Toshiba EMEA Toshiba, a globally renowned technology and electronics corporation, is actively looking for Software Engineers in London. Its EMEA operations based in London, United Kingdom, seek qualified candidates to contribute to innovative technology soluti ...

Software Engineer, Unified Platform Exchange Data

We are seeking a Senior Software Engineer to join our Unified Platform (UP) organization. UP consolidates data and technologies into a comprehensive solution, accelerating time to market. Optimizing decision-making and research, our platform simplifies implementing new ideas, enhancing our competitive edge ...

Staff Software Engineer, Docker Agents (London)

Overview At Docker, we make app development easier so developers can focus on what matters. Our remote-first team spans the globe, united by a passion for innovation and great developer experiences. With over 20 million monthly users and 20 billion image pulls, Docker is the #1 tool for building, ...

Post Trade ETD Software Engineer Operations

A global financial services platform is seeking a software developer to join its ETD Operations Technology team. The role entails enhancing applications supporting post-trade workflows. You will work with operations and other technology teams ensuring accurate data processing. Candidates should have solid experi ...

Staff Software Engineer, Simulation ML Infrastructure

Waymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver—The World's Most Experienced Driver™—to improve access to mobility while saving thousands ...

Principal Software Engineer Distributed (Remote India)

Principal Software Engineer - Distributed IN Principal Software Engineer role within the Engineering - Server division at MariaDB plc. This position is open for remote work in India, focusing on high-level software engineering contributions. This role is for a Customer Support position ...

🚀 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