2,024,900+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

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Maintenance Engineer

Multi-Skilled Maintenance Engineer Wellingborough Minimum 6-Week Contract Day Shift Umbrella or PAYE Join a leading UK bakery producing iconic bread products enjoyed by families across the nation! We're seeking an experienced Multi- ...

Maintenance Engineer

Multi-Skilled Maintenance Engineer Wellingborough Minimum 6-Week Contract Day Shift Umbrella or PAYE Join a leading UK bakery producing iconic bread products enjoyed by families across the nation! We're seeking an experienced Multi- ...

Maintenance Engineer

Multi-Skilled Maintenance Engineer Wellingborough Minimum 6-Week Contract Day Shift Umbrella or PAYE Join a leading UK bakery producing iconic bread products enjoyed by families acro ...

Maintenance Engineer

Multi-Skilled Maintenance Engineer Wellingborough Minimum 6-Week Contract Day Shift Umbrella or PAYE Join a leading UK bakery producing iconic bread products enjoyed by families acro ...

Maintenance Engineer

Multi-Skilled Maintenance Engineer Wellingborough Minimum 6-Week Contract Day Shift Umbrella or PAYE Join a leading UK bakery producing iconic bread products enjoyed by families acro ...

Java Engineer

About the role We have an exciting opportunity for a Java Engineer to join the elementsuite team, with a passion for clean code, elegant architecture, and efficient delivery. This is a hands‑on role where you'll be developing the elementsuite platform and its foundational services - all mission‑c ...

Senior Java Engineer — Platform & Architecture for AI‑Driven HR

About the role We have an exciting opportunity for a Java Engineer to join the elementsuite team, with a passion for clean code, elegant architecture, and efficient delivery. This is a hands‑on role where you'll be developing the elementsuite platform and its foundational services - all mission‑c ...

Solutions Engineer United Kingdom m/f/d

THE TEAM Team Name & Location: Solutions Engineers, based in London. Team Composition: The UK team consists of 2 Solutions Engineers, part of a global team of 4. You will work closely with internal stakeholders like the VP Sales UK, Sales, and Product Managers, and externally with ...

Classically Trained Engineer

TL;DR: We’re looking for a generalist full stack developer from a traditional background that wants to make a difference. Come join us to build a platform to radically improve service delivery and increase funding to the charity sector. Apply here. What we need: Year ...

Software Engineering Graduate Software Developer Hursley, GB

Data storage is at the heart of everything we do in life. From every photo to every financial transaction, data is generated and stored somewhere in the world, be it on a customer’s own premises or in the cloud. The FlashSystem team at IBM Hursley creates resilient, high-performance and intelligent storage ...

Management Consulting Manager – Software & Platforms – B2B Software

As a team: Within our Software & Platforms Industry & Enterprise tea m, we work with software and SaaS businesses from high-growth scale-ups to established global vendors, helping them navigate the strategic and operational challenges that define success in a rapidly evol ...

Management Consulting Manager – Software & Platforms – B2B Software

As a team: Within our Software & Platforms Industry & Enterprise tea m, we work with software and SaaS businesses from high-growth scale-ups to established global vendors, helping them navigate the strategic and operational challenges that define success in a rapidly evol ...

Management Consulting Manager – Software & Platforms – B2B Software

As a team: Within our Software & Platforms Industry & Enterprise tea m, we work with software and SaaS businesses from high-growth scale-ups to established global vendors, helping them navigate the strategic and operational challenges that define success in a rapidly evol ...

Management Consulting Manager – Software & Platforms – B2B Software

Within our Software & Platforms Industry & Enterprise team , we work with software and SaaS businesses from high-growth scale-ups to established global vendors, helping them navigate the strategic and operational challenges that define success in a rapidly evolving industry. Our clients are ...

Management Consulting Manager – Software & Platforms – B2B Software

As a team: Within our Software & Platforms Industry & Enterprise tea m, we work with software and SaaS businesses from high-growth scale-ups to established global vendors, helping them navigate the strategic and operational challenges that define success in a rapidly evol ...

Management Consultant – Software & Platforms – B2B Software Practitioner

Management Consultant – Comms, Media, Technology – B2B Location: London Mobility: Up to 100% Career Level: Consultant Within our Software & Platforms Industry & Enterprise team, we work with software and SaaS businesses, from high‑growth scale‑ups to established gl ...

Senior Java Backend Engineer Leeds Based

At Rockstar Games, we create world‑class entertainment experiences. By joining our team, you will contribute as Senior Software Engineer (Java) to some of the most rewarding, large‑scale creative projects in the entertainment medium. We foster an inclusive, highly motivated environment where you c ...

Wireless System Engineer – Algorithm Design

Wireless System Engineer – Algorithm Design Vicinity Technologies Limited, a dynamic leader in the UK’s 5G landscape, is seeking highly skilled Wireless System Engineers to spearhead our cutting-edge wireless communication projects. As a key contributor, you will play an integral role in shaping t ...

Staff Engineer

Requirements Proven track record of technical leadership, preferably in a mobile-heavy or full-stack capacity Experience designing and architecting systems at scale Deep experience with A/B testing frameworks, experimentation platforms, or data-intensive growth loops </l ...

Staff Engineer (ML Engineer) Cambridge, UK

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 ...

Principal AI Engineer

UTA seeks a Principal AI Engineer to lead the design, development, and delivery of intelligent software systems that bring together enterprise application architecture, full-stack engineering, data science, and machine learning. In this highly visible, hands‑on leadership role, you will build and scale p ...

Lead AI Red Teaming & QA Engineer

We are seeking a Lead AI Red Teaming & QA Engineer to design and execute automated adversarial testing for our enterprise Agentic AI platforms. You will move beyond traditional software QA to build continuous safety pipelines, ensuring our non‑deterministic LLM agents, RAG systems, and tool integra ...

Senior Python Engineer AI/ML

Senior Python Engineer with solid LLM skills wanted by a thriving production AI company who are seeing fantastic growth. They are seeking a senior python engineer / senior python developer with strong recent AI/ML development experience, to help build production-grade AI systems that power complex, real-wo ...

Senior Technical Java and C# .net Software Developer (IT) in London Nexus Jobs Limited

Senior Technical Java and C# .NET Software Developer London, United Kingdom Posted 10 months ago We are currently recruiting a Senior Software Developer who specializes in Java and C# .NET. The candidate will have the opportunity to lead a team. Qualifications: 5 to 7 years of ...

Senior .NET / Angular Engineer

Senior Engineer - .NET / Angular Engineer Bedfordshire - Hybrid - 2 days in Office per week 60k - 80k plus Benefit Permanent role The opportunity Our client are reshaping the way their industry is run. They have been building a new agile tech platform to make their ...

Junior Automation QA Engineer: Global Music & Tech [209794]

Junior Automation QA Engineer: Global Music & Tech Location: London (Hybrid) | Sector: Music Technology / Mobile Applications | Experience: Junior / Entry-level with Python knowledge The Mission: Quality at the Heart of Discovery Are you a Junior QA Engineer with a passion for mus ...

Automation Engineer

# Applicant Portal:## Job Details: Automation Engineer| | Automation Engineer || | || | Edinburgh |Craneware is looking for passionate Automation Engineers to design, develop and deliver high quality software solutions for TCG products which drive improvements in the US-based healthcare market. We are growin ...

Senior Frontend Engineer Growth Experimentation

About Eucalyptus We’re on a mission to make good health last a lifetime. More than 1 billion people live with obesity worldwide, driving preventable chronic conditions. We’re here to build better long-term care. Euc is the company behind Juniper, one of the world’s largest weight- ...

Founding Engineer Mobility Infrastructure Start up London Up to £160k + Equity + Bonus (F[...]

Founding Engineer / Technical Lead London · £160,000 + equity + bonus I'm recruiting for an early-stage mobility infrastructure business that is quietly building something significant at the intersection of payments, vehicle telematics, and location intelligence. This is the first ...

Digital, Information & Technology (DIT) Senior Software Developer MoD SEO (IT) Government[...]

Overview Digital, Information & Technology (DIT) Senior Software Developer - MoD - SEO (IT) — United Kingdom Responsibilities Designs, codes, tests, corrects, and documents user interfaces using the right standards and tools. Work with Typescript, Node.JS, Kubernetes ...

Test Automation Engineer

About Person Centred SoftwareAt Person Centred Software, we build technology that genuinely improves lives.Our platforms are used by care providers across the UK and internationally, helping teams deliver safer, more efficient and more person centred care. We're growing quickly, with strong mo ...

Backend Engineer, Scalable AI Platform

Scale AI is seeking a strong engineer to join our team developing the Generative AI platform. Responsibilities include driving product features, developing backend services in Python, and collaborating across teams. The ideal candidate must have at least 4 years of engineering experience and skills in Python ...

Lead QA Automation Engineer: GenAI Driven Testing

Join 3003 Accenture (UK) Limited Company in Leeds as a Quality Engineer. This role focuses on enhancing Quality Engineering strategies, collaborating with clients, and leading quality initiatives. Candidates should have experience in automated testing and programming languages like JavaScript or Python. < ...

AI & Automation Engineer (Hybrid) Deliver AI Workflows

Jensten is looking for a motivated AI & Automation Engineer to join their JenTech Division in Oldham. This role involves designing, building, and deploying AI-driven workflows and automation solutions within a hybrid work model. Candidates should have experience with AI technologies, programming skills in Python ...

Part Time Lead QA Engineer Cloud, Security & Performance

Java Script Works is seeking a Lead QA Engineer – Part Time in Nottingham, United Kingdom. This position necessitates a strong background in programming concepts, familiarity with languages like .NET, C#, and JavaScript, and expertise in non-functional testing including security and performance. The ideal candid ...

Multiplayer Backend Server Engineer

Hutch Games is seeking a Server Engineer for their central London studio. This role involves designing and developing server-based multiplayer game systems for mobile games, requiring a strong background in technologies like JavaScript, C#, and cloud services. Engineers will work within a team, influen ...

Senior Tech Lead Hands On Systems Architect (Flexible)

A technology company is seeking a Principal Engineer with over 15 years of experience in building complex web applications. The role involves managing projects end-to-end, collaborating with teams, and ensuring high-performance systems. The ideal candidate will have expertise in PHP, modern JavaScript frameworks ...

AI First Quality Engineer — Data Platforms

A leading data integration platform in Manchester is seeking a Quality Engineer to join the Platform Stability team. This hybrid role emphasizes the use of AI for enhancing data pipeline integrity and productivity. Ideal for candidates with strong data engineering and AI experience, as well as proficiency in Jav ...

Senior Backend Engineer Node.js | Global, Scalable Impact

Tesco Technology in Welwyn Garden City is looking for a Backend Development Engineer to join our agile team. You will help define and develop our xAPI, impacting multiple shopping experiences for millions of customers. The ideal candidate has over 7 years of backend development experience, particularly ...

Senior Tech Lead Hands On Systems Architect (Flexible)

A technology company is seeking a Principal Engineer with over 15 years of experience in building complex web applications. The role involves managing projects end-to-end, collaborating with teams, and ensuring high-performance systems. The ideal candidate will have expertise in PHP, modern JavaScript frameworks ...

Senior Manager Manageability Software Team

This job is with HP, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly.Senior Manager- Manageability Software TeamDescription -HP Wolf Security is redefining endpoint ...

Lead Java Engineer

Join us to shape the future of financial technology and make a meaningful impact on your career. You'll collaborate with talented professionals, solve complex challenges, and help build trusted market‑leading products. We value creativity, inclusion, and continuous learning, offering you the opportunity to ...

Principal Tech Team Lead

We’re currently partnering with a high-growth, Series B SaaS business that is scaling rapidly following significant investment and continued commercial success. They're looking for a Principal Tech Team Lead to help shape the future of their Front End engineering organisation as they enter their ne ...

Senior TypeScript Engineer | Developer Tools & UI Infrastructure | London

Senior Frontend Systems Engineer (TypeScript) – UI Frameworks | London £150,000 – £200,000 + pension, private healthcare, gym membership, hardware budget London (Hybrid – 2 days WFH) Most frontend roles sit on top of frameworks. This one builds them. ...

AI Enabled Intermediate Power Platform Engineer

Role: AI Enabled Intermediate Power Platform Engineer Location: BelfastSalary: Competitive (based on experience)Level: Specialist Opportunity We are looking for an experienced Power Platform Engineer who combines deep technical expertise in the Microsoft stack with a g ...

DevOps Engineer

DevOps Engineer Department: Platform Technology Employment Type: Full Time Location: Horsham Reporting To: Matt Stubbs Description We’re hiring a DevOps Engineer to join our Core DevOps team, building and operating ...

DevOps Engineer

DevOps Engineer Department: Platform Technology Employment Type: Full Time Location: Horsham Reporting To: Matt Stubbs Description We’re hiring a DevOps Engineer to join our Core DevOps team, building and operating ...

Manager, Sales Engineering

Company Description We’re Checkout.com – you might not know our name, but companies like eBay, ASOS, Klarna, Uber Eats, and Sony do. That moment when you check out online? We make it happen. Checkout.com is where the world checks out. Our global network powers billions of transactions every year, ...

Senior Frontend Engineer

Senior Frontend Engineer At Beyond Sports, we create cutting‑edge digital experiences that bring sports to life. From real‑time data integrations to immersive fan interfaces, our products power web and mobile applications used by teams, tournaments, and global audiences. We’re looki ...

Principal Engineer (Backend focus Java)

Job Description: Principal EngineerRole Title: Principal Engineer (Tech Lead)Location: London (Hybrid - 3 days per week)Reporting to: Delivery Lead / Client Services DirectorCore Tech: Java, React, AWSWho We AreWe’re on a mission to close the worl ...

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