2,116,631+ Full Stack Software Engineer Javascript React Elixir Jobs in UK — Top Companies Hiring June 2026

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DevOps Engineer

Overview The DevOps Engineer (Developer Experience) role is key to improving our delivery speed at Trayport as we move towards continuous deployments across our products. Our team in Joule Direct is the one that presents the most exciting and challenging work going forward and the role will ...

VIE Associate Optimisation Engineer LONDON M/F

Contract type: VIE What You Will Be Doing Optimatics is looking for a highly motivated water/wastewater engineer or data scientist to join our Strategic Support Team (SST). You will be working at the forefront of applying optimisation and machine learning to water systems, directly with c ...

Senior UI Developer — React + GraphQL for Global E‑Commerce

Farnell Global is looking for a Senior UI Developer to join their UI development team in Leeds. This role focuses on building and maintaining a global large-scale eCommerce platform, requiring strong expertise in React, Node.js, and Apollo Client. The successful candidate will work collaboratively with ...

Engineering Team Lead Node.js & AWS (Hands On)

What You Bring Proven ability to lead engineering teams while still being hands-on Deep experience in Node.js, Vue or React, PostgreSQL, and AWS Strong grasp of DevOps, CI/CD, and secure SDLC practices Comfort with mobile (Cordova, iOS/Android) and... Help Us Build the F ...

Engineering Team Lead Node.js & AWS (Hands On)

What You BringProven ability to lead engineering teams while still being hands-onDeep experience in Node.js, Vue or React, PostgreSQL, and AWSStrong grasp of DevOps, CI/CD, and secure SDLC practicesComfort with mobile (Cordova, iOS/Android) and...Help Us Build the Futu ...

Engineering Team Lead (Hands On | Node.js | AWS) in London Fliplet

What You BringProven ability to lead engineering teams while still being hands-onDeep experience in Node.js, Vue or React, PostgreSQL, and AWSStrong grasp of DevOps, CI/CD, and secure SDLC practicesComfort with mobile (Cordova, iOS/Android) and...Help Us Build the Futu ...

Software Developer Backend (SFIA5)

Overview Zaizi is looking for a Senior Software Developer with solid technology skills, but who is also passionate about improving outcomes and the user experience. You’ll be reliable in your own deliverables but also curious about and offer innovative ideas to others in a mutli-disciplinary team. ...

Low Code Developer

Low Code Engineer Overview A feature-led low-code engineering role within a small, multidisciplinary digital solutions team. The role sits at the intersection of technical delivery and stakeholder engagement, with full ownership of features across Dynamics 365 and the Microsoft Power Pl ...

C# Software Developer X 2

C# Software Developer – Exciting Opportunity with a Growing Tech Company Are you an experienced .NET and Azure developer looking for an opportunity to lead exciting projects in Web, Desktop, and Cloud development? Our client, a well-established software development company, is expanding i ...

Automation Test Engineer

We are looking for a Software Test Automation Engineer to help us define, develop and implement automated functional and non-functional testing. This is a practical hands‑on role within the ITS Applications Development - Production Readiness Team. You will work closely with our DevOps team to implement the ...

Senior Java Developer

Location: UK (Hybrid / Onsite as required)Experience: 5+ yearsRole Type: Fixed Term ContractOverviewWe are developing a scalable Data Fabric platform that ingests, transform ...

Senior AWS Engineer

Job Description Key Responsibilities Design, build, and maintain cloud-native applications using AWS serverless services (e.g., Lambda, API Gateway, DynamoDB, SQS, Cognito, CloudWatch). Develop infrastructure as code using AWS CDK or similar tools (e.g., Terraform, Cloud ...

ML Quality Assurance Technical Product Owner

Requirements Experience working as a Product Owner (or similar role) in an agile environment Ability to communicate clearly with both technical and non-technical stakeholders Strong backlog management and refinement skills Proven experience in developing produc ...

Lead Backend Engineer, Python Microservices

Lead Engineer, Back End, Agentic intelligence London, UnitedKingdom Posted 12 months ago Tech stack ecosystem Backend Python Job Opportunity at Choreograph: Back-End Engineer Choreograph is seeking an experienced and forward-thinking Back-En ...

Senior Fullstack Developer

Company Description Version 1 has celebrated over 29 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Our expertise enables our customers to navigate the rapidly changing Digital-First world we live in. We foster strong pa ...

Site Reliability Engineer (SRE)

Overview Create the future of travel with us Whether it’s to visit the people closest to us, starting an exciting adventure, or a career-defining business trip, travel is an essential part of our lives. Yet we've all experienced the aches and pains of getting to our destination. T ...

Director of Engineering Digital Products

We’re looking for a hands‑on, transformative engineering leader to own digital products & originations for Ford Credit Europe. As the Director of Engineering for Digital Products & Originations, you will oversee the digital products that power our customer‑facing Originations and dealer experiences across ...

Principal Research Engineer: End to End Generative Video

Synthesia is seeking a Principal Research Engineer to lead the full technical stack for offline video generation. You'll manage a team and influence the strategy for producing high-quality models. The ideal candidate must have extensive experience in training large generative models and should thrive in a han ...

AI Platform Product Engineer — End to End, Customer Facing

Albert Bow is seeking a Product Engineer for their AI platform, based in London with hybrid working options. This role offers an opportunity to build AI-enabled features and directly engage with customers in a fast-paced environment. You will have the chance to work across the full stack, from frontend ...

Staff Engineer, Demand Systems & AI Growth

A technology-driven fashion company in London is looking for a Senior Staff Engineer to lead the Demand system's development and integration. You will manage a team of engineers and shape the technical direction of the entire Demand stack, focusing on driving revenue through innovative solutions. With prior prod ...

Lead .NET IoT Engineer for Smart Water Platform (Hybrid)

develop in Greater London is seeking a Senior Full Stack .NET Engineer for a hybrid role offering a salary of £55k–£60k. This position involves taking ownership of a Smart Tanks platform used for rainwater harvesting monitoring and flood prevention systems. The role requires expertise in C#, .NET, and ...

Data Platform Engineer in London LinuxRecruit

Data Platform Engineer London, United Kingdom Compensation: £65K - £75K Role type: Full time Key Qualifications Critical and statistical thinking skills and an enthusiasm for solving complex problems are essential. Proficiency in SQL and Python, with experience i ...

Lead Data Science Engineer in Worcester Hewett Recruitment

Lead Data Science Engineer Worcester, United Kingdom Tech stack Data Science Azure Python SQL Science Looking For: Strong background in data science or ML engineering, with leadership or senior-level e ...

AI Engineer GenAI & Multi Agent Systems

AXA Group is seeking a passionate AI Engineer in Bristol to leverage your expertise in AI and machine learning. You’ll develop and deploy advanced GenAI applications aimed at enhancing insurance products and services. This role involves designing and integrating AI solutions into existing systems and c ...

Staff Backend Engineer in London Raft

Staff Backend Engineer London, United Kingdom Tech stack Python Databases Backend Requirements Brings 7+ years of hands‑on experience in backend development with a strong focus on Python , supplemented by experienc ...

Principal Research Engineer: End to End Generative Video

Synthesia is seeking a Principal Research Engineer to lead the full technical stack for offline video generation. You'll manage a team and influence the strategy for producing high-quality models. The ideal candidate must have extensive experience in training large generative models and should thrive in a han ...

Sr. Mobile Dev (React Native, Android/Kotlin) to support our payment client's Android & iOS product launch

Sr. Mobile Dev (React Native, Android/Kotlin) to support our payment client's Android & iOS product developmentDuration: 6 MonthsLocation: Etobicoke, Hybrid (3x/week)Responsibilities:In this role, you will be a key contributor on a mobile‑focused Scrum ...

Senior QA Engineer 12 month maternity contract

Senior QA Engineer - 12 month maternity contract Senior QA Engineer - 12 month maternity contract 1 week ago Be among the first 25 applicants Skimlinks , a Taboola company, is looking for a Senior QA Engineer to take a leadership role in test ...

Senior Fullstack Engineer

The AI Operating System for Private Capital. Capsa AI Private capital funds have to find potential investments, research and analyse them thoroughly, monitor them over time, drive improvements, and decide when to buy and sell. They've got to see through the marketing. They've got to ...

Product Engineer (Senior)

Location: London / HybridSalary: £80,000 - £115,000 + £30,000 Share Options + BenefitsACCURX IS WHERE CONVERSATIONS HAPPEN WITH AND ABOUT PATIENTSFor decades, the NHS has struggled with fragmented systems that make simple tasks feel impossible. We’re changing that by building ...

Senior Frontend Engineer Growth Experimentation

About EucalyptusWe'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. Eucalyptus is now part of Hims & Hers, the global leader in personalised health and wellnes ...

Senior Cyber Security Solutions Specialist (AI, Product & Customer Enablement)

Senior Cyber Security Solutions Specialist (AI, Product & Customer Enablement) Location: London, UK (Hybrid – 3 Days Onsite) Employment Type: Full-Time, Permanent Salary: Competitive + Benefits About the Role We a ...

Engineering Lead PHP

Role overview:Engineering Lead - PHP Waterloo - Hybrid WorkingFull TimePermanent Grade 5 At Currys we’re united by one passion: to help everyone enjoy amazing technology. As the UK’s best-known retailer of tech, we’re proud of the service ou ...

Research Engineer, Human Computer Interfaces

Overview We are seeking an innovative Research Engineer to lead the introduction of new interaction modes for Claude, our cutting-edge AI assistant, by combining expertise in Human-Computer Interaction (HCI), Design, and ML Research. This role presents an exciting opportunity to shape the future o ...

Head of Practice Operations — Founding Team

General Intelligence Holdings · UK (hybrid) · Full-time at close of funding General Intelligence Holdings acquires established independent UK accountancy practices and rebuilds them with AI — from the inside. Our first platform, Ledger, buys from retiring practice owners on terms private equity w ...

DevOps Engineer

At Jacobs, we’re challenging today to reinvent tomorrow by solving the world’s most critical problems for thriving cities, resilient environments, mission‑critical outcomes, operational advancement, scientific discovery and cutting‑edge manufacturing. We are seeking a DevOps Engineer to join our Di ...

Research Officer

Contract Duration: 30/06/2027 Applications are invited for an innovative, temporary full‑time position working with Bangor University's Business School in collaboration with Community Energy Wales. Are you passionate about applying cutting‑edge GIS and data analytics to tackle climate change ...

Drainage Engineer

Pay: £42,000.00-£49,000.00 per year + £15k in overtime Job Overview We are seeking a skilled and dedicated Drainage Engineer to join our team. Responsibilities Strong confidence using the 700 & 300 Picote machine. Clearance of blockages internally & exter ...

Quant Linux Systems Engineer in London Quant Capital

Quant Linux Systems EngineerLocation: London, United KingdomCompensation: £120k - £160kQualificationsAdvanced knowledge of configuration management tools and practices for Linux systems administrationStrong proficiency in Python<b ...

Technical Lead, Edge Onboard Software Platform

Where you will have an impact We are looking for a strong technical lead who has experience in producing and shipping reliable, performant software for distributed, high-end computing devices. As a member of the onboard Software Platform team you will work within an engineering team delivering the s ...

Engineering Lead

We’re Capital on Tap Capital on Tap was founded with the mission to help small business owners and make their lives easier. Today, we provide an all-in-one business credit card & spend management platform that helps business owners save time and money. Capital on Tap proudly serves over 200,000 bus ...

Senior Front End Developer Public Sector

Senior Front End Developer - Public Sector Join to apply for the Senior Front End Developer - Public Sector role at IBM Introduction At IBM CIC, we deliver deep technical and industry expertise to a wide range of public and private sector clients in the UK. A car ...

Senior Online Developer Tech Team

We want you to #JOINTHEREBELLION!For 30 years we’ve been independently developing and publishing incredible video games at our multiple studios founded by Jason & Chris Kingsley, but Rebellion is more than just games. We have our own film studio, we create board games, publish books, and through ...

Senior Compute Platform Engineer

About the Role We are a full‑stack shop consisting of product and portfolio leadership, data engineering, infrastructure and DevOps, data/metadata / knowledge platforms, and AI/ML and analysis platforms, all geared toward: Building a next‑generation, metadata‑and‑automation‑driven data ex ...

Frontend Developer

Frontend Developer Frontend Developer - FinTech – Newcastle (Tech stack: Frontend Developer, React, TypeScript, Websockets, SignalR) I’m recruiting on behalf of a leading FinTech company in Newcastle that is looking for an experienced Frontend ...

Application Security Engineer (London or Bristol)

Application Security Engineer (London or Bristol) We are HealthHero, Europe’s largest digital clinic. Join us at a pivotal moment as we scale our digital healthcare platform across Europe — giving you the chance to shape security at the heart of a fast‑growing, AI‑driven business. We are recruiti ...

Product Engineer (Mid Level)

£40,000 - £135,000 + shares + share options up to £50,000 + Benefits We’re hiring at all levels. We’re less concerned about your years of experience and more focused on your competency as a product-focused engineer. Accurx is where conversations happen with and about patients. For ...

Senior Frontend Architect for AI Driven SaaS

A leading AI-driven SaaS company is seeking a Mid-Senior Front-End Engineer to architect scalable web applications. You will define patterns for a React + TypeScript codebase, enhance developer experiences, and mentor teams. The ideal candidate has 8+ years in large-scale web applications and a passion for perfo ...

Senior Machine Learning Engineer

About the role At Longshot Systems we build advanced platforms for sports betting analytics and trading. We’re hiring Machine Learning Engineers for our modelling engineering team. You’d be working closely with the quantitative research teams to turn prototype trading models into production-ready ...

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