1,349,879+ Full Stack Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Senior Software Engineer

Job Title: Senior Software Engineer (C#/.NET)Location: NewcastleCompany: ConsultancySalary: Up to 130k (depending on experience)Platform Recruitment has partnered with a high-calibre consultancy that is growing rapidly and building out new sectors.This is a high-calibre te ...

Senior Front End Engineer (Docs)

Join Proton and build a better internet where privacy is the defaultAt Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-sou ...

Architect

Architect or Architectural Technologist, Truro, £45k+ depending on experienceIf you would like to know more about this opportunity, please contact Sophie Randle at RGB Recruitment ASAP!Opportunity for an experienced Architect or Architectural Technologist to join the growing in house architectura ...

Quantity Surveyor

Quantity SurveyorKings Hill, Kent£50,000 - £65,000 + Car Allowance Hill McGlynn Recruitment are proud to be working with a well-established and growing residential house builder who are seeking a Quantity Surveyor to join their commercial team based in Kings Hill. This is an excellent ...

Senior Software Engineer

A well‑funded, fast‑growing AI startup is hiring a Full‑Stack Product Engineer to help build the next generation of operational software in a large, legacy industry being transformed by automation. This is an opportunity to join early, work directly with founders, and own high‑impact product ...

Head of Intellectual Property Security

Basis: PermanentLocation: Office (Birmingham or Manchester)Compensation: To be negotiated Responsibilities Reporting to the Managing Director, you will be setting up and leading a team whose objective is to stop the theft of books through digital means, b ...

Head of Intellectual Property Security

Basis: PermanentLocation: Office (Birmingham or Manchester)Compensation: To be negotiated Responsibilities Reporting to the Managing Director, you will be setting up and leading a team whose objective is to stop the theft of books through digital means, b ...

Technical Lead

Platform Tech Lead Strategic technical leadership of multiple cross‑functional software development teams. Acting as recognised technical authority for Cloud Platform across the group internationally. Building a world class development platform. Introduce and embed software ...

EMEA Forward Deployed Engineer: Ship Real World AI Workflows

The Consulting Solutions is seeking Forward Deployed Engineers to directly integrate with customer engineering teams to enhance software development processes. In this role, you will identify bottlenecks, design solutions, and take ownership of the entire workflow from discovery to post-production support. </ ...

Software Engineer I — Full Ownership, Backend & AI Ready

Trustpilot is seeking a Software Engineer I to join our engineering team in Edinburgh. This role involves working in a cross-functional team that owns products and participates in all development phases. You'll focus on backend development, implementing new features, and optimizing performance. The ide ...

Lead React Native Engineer — Bank of the Future

J.P. MORGAN seeks a Lead Software Engineer - Front-End Engineer to deliver cloud-native microservices applications for the International Consumer Bank. You will collaborate with cross-functional teams, mentor junior developers, and ensure application robustness. Your role involves leveraging modern web ...

Software Engineer Hybrid: React UI + Backend, Docker & CI/CD

Talent Locker Ltd is seeking a Software Engineer for their Farnborough location, offering a hybrid working model with a competitive salary between £70,000 and £80,000. The role involves designing, developing, and maintaining software solutions within secure environments. Candidates should possess exper ...

Backend Engineer for Real Time, High Load Systems (TypeScript)

Collaborative Problem Solving Working collaboratively to solve challenging technical problems is a key aspect of our team's approach. Who You Are As a candidate, you should have demonstrable experience working with JavaScript and Typescript and show an interest in continui ...

Senior Frontend Engineer: Build Scalable UI & Quality

TransPerfect is seeking a Senior Frontend Engineer to join its TechOps team in Greater London. The role involves developing high-quality software products, implementing features, and optimizing user interfaces. Candidates should have over 8 years of experience in software development, proficiency in JavaScript, ...

Embedded Systems Software Engineer — Real World Solutions

Shillito Group is seeking a Software Engineer - Embedded Systems for its Sheffield operations. This role involves designing, developing, and testing software for existing and new products while collaborating with engineers and product managers. The ideal candidate will have a degree in a technical disc ...

Senior QA Architect — Automation & Performance Lead

Pharmacy2U | Certified B Corp is seeking a Principal QA Engineer to design and implement automation frameworks while ensuring excellence in patient-centric service. This hybrid role requires strong coding skills in TypeScript or JavaScript and experience in modern automation practices. The company values employe ...

In‑App Experience UX/UI Developer — Data‑Driven

N-able Technologies Ltd. is looking for a UX/UI Designer based in Edinburgh to enhance in-app experiences and drive user engagement through analytics and iterative design. The role requires 3–5 years of relevant experience in UX/UI design, knowledge in HTML, CSS, and JavaScript. The ideal candidate mus ...

Cloud & Integrations Engineer (Remote UK)

NedGraphics, Inc. is hiring a Software Engineer (Cloud & Integrations) to work remotely from the UK. You will join a scrum team to build and maintain cloud products, design serverless architectures on AWS, and develop secure APIs. The ideal candidate has over 3 years of software development experience, strong ex ...

Senior Frontend Engineer – Scalable Enterprise UI

A global technology company in Greater London is looking for a Frontend Engineer to join their TechOps team. In this role, you will be responsible for developing high-quality software products, implementing features, and resolving bugs. The ideal candidate will have over 5 years of software development experienc ...

SC Cleared Software Engineer Hybrid, Farnborough

Searchability, located in Farnborough, is seeking a Software Engineer to join its dynamic development team. The role involves designing and building scalable solutions in a fast-paced environment utilizing a range of technologies. The ideal candidate should have a degree in a related field, experience with Ja ...

Lead Software Engineer AI Powered FinTech

United States Digital Space LLC is seeking a Lead Software Engineer in Greater London. In this role, you will impact technology products within the Commercial & Investment Banking sphere, focusing on innovative software solutions and operational excellence. The ideal candidate will have extensive exper ...

Senior Data & AI Deployment Architect

United States Digital Space LLC is seeking a Forward Deployed Engineer in Greater London, UK. In this role, you will lead customer-facing technical projects, design production-grade systems, and guide strategic customers on big data solutions. The ideal candidate should have extensive experience in dat ...

Embedded Software Engineer for Hardware Linked Gas Detection

Platform Recruitment is seeking a Software Engineer to join an elite R&D team in South Cambridgeshire. You will work at the intersection of software and hardware development, creating technologies that save lives. The successful candidate will develop software platforms in C#, Python, and JavaScript fo ...

Staff Frontend React Engineer | Lead & Shape UI

Java Script Works is seeking a Staff Frontend React Engineer to lead the design and implementation of frontend applications. You will collaborate with architects and cross-functional teams to define and ship new features. The ideal candidate has over 10 years of experience in software engineering with ...

Product Security Engineer: Build Automated Security in DevOps

United States Digital Space LLC is looking for a Product Security Engineer to enhance software security. In this role, you'll develop automated security solutions that integrate into development pipelines and work with engineering teams to improve security testing practices. Key qualifications include ...

Lead Front End Engineer React & TypeScript

Job Search Place Limited is looking for a Principal Front-End Engineer to join their team in Newcastle upon Tyne. In this role, you will lead the development of high-quality UI components using React and TypeScript while working closely with designers and backend engineers. Your leadership experience a ...

Senior API Test Engineer – Automation & Quality Lead

Amber Labs Ltd is seeking a skilled App Remediation specialist in Manchester to design and maintain API automation frameworks. The role calls for collaboration with developers, analysts, and DevOps engineers to build scalable solutions and implement test strategies. Ideal candidates should exhibit stro ...

Creative Frontend Engineer: Immersive WebGL & UX

Vista Group is seeking a Creative Software Engineer in London for a 9–12 month fixed-term contract focused on UX/UI. This role involves ownership of web application projects in a creative studio environment, collaborating on innovative solutions for major clients. Candidates should have 3+ years of exp ...

Senior React Native Engineer — Lead Mobile & Web UX

Java Script Works is seeking a Senior Member to take charge of enhancing customer-facing experiences across our mobile app (React Native) and web platforms (React). This high-impact role requires a strong grasp of modern JavaScript/TypeScript and experience in developing React Native applications. The ...

Hybrid Security Engineering Lead | Cloud Native & DevSecOps

MCS Group is seeking an experienced Managing Security Engineer to lead a high-performing engineering team in Belfast. This hands-on leadership role requires expertise in security controls and modern programming languages like Java, JavaScript, or Python. The ideal candidate will foster an engineering c ...

Senior Software Engineer AI Platform & Cloud (Hybrid)

A leading AI company in London is looking for a passionate Senior Software Engineer to design, develop, and implement the Ultralytics HUB, our AI model platform. The role involves building backend services, frontend applications, and managing cloud infrastructure. Ideal candidates should have over 5 years of exp ...

Trainee Programmer: Training + Guaranteed Job Placement

Sivara GmbH in Cambridge, England is offering a Junior Programmer position that focuses on comprehensive training in HTML, CSS, JavaScript, and Python. Participants will engage in hands-on training and complete a portfolio project while gaining practical experience through a placement. The organization ...

Senior Frontend Engineer — React/Next.js, Hybrid

1st Formations is seeking a Senior Frontend Engineer to join their team in Greater London. This role involves transforming high-fidelity designs into seamless web applications using React and Next.js, ensuring accessibility and responsiveness across platforms. The ideal candidate will have over 10 year ...

Front End Engineer: Streaming Platform & Growth

ITV is seeking a Core Front End Engineer to join the Streaming Viewer Technology team. You will focus on delivering features to enhance our platforms and meet business goals while maintaining high standards for performance and user experience. The ideal candidate will be proficient in Javascript and Ty ...

Front End Engineer for AI Powered Enterprise UI

A leading tech company in Greater London is seeking a Front-end Engineer to develop user-facing features for revolutionary AI-driven products. You will collaborate with a talented team to implement innovative solutions, focusing on high ownership and rapid iteration. Ideal candidates have over 6 years of experie ...

Hybrid Frontend Engineer: React/TypeScript UI Innovator

Darktrace, a leader in AI cybersecurity, is seeking a Frontend Software Engineer to develop innovative user interfaces for their cybersecurity solutions. This hybrid role requires collaborative work with cross-functional teams to ensure seamless integration of UI components, leveraging modern JavaScript frame ...

Senior Java Engineer Equities Platform Lead

A global financial services firm is seeking a Lead Software Engineer to create and support innovative software solutions for their Equity Derivatives platform. The ideal candidate will have strong expertise in Java, Spring Boot, and JavaScript frameworks, with a focus on agile team collaboration. You'll work wit ...

Lead Quality Engineering Automation (GenAI) Architect

Accenture is seeking a leader for their Quality Engineering automation team in Glasgow, Scotland. The role involves managing a talented team, building scalable test automation frameworks, and maintaining strong client relationships. Candidates should have modern Quality Engineering practice experience and str ...

Performance Engineer Open Source

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Performance Engineer Open Source

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation and IoT. Our customers include the worl ...

Senior C# Developer.Net Core FinTech

Senior C# Developer / Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £110k+Are you a senior, backend focused C# Developer with a strong academic background?You could be working on complex, high impact systems at a growing FinTech scale-up with solid financial backing and a ...

Senior C# Developer.Net Core FinTech

Senior C# Developer / Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £110k+Are you a senior, backend focused C# Developer with a strong academic background?You could be working on complex, high impact systems at a growing FinTech scale-up with solid financial backing and a ...

Cloud Native DevOps Engineer — Kubernetes & Terraform

A financial services firm is seeking a skilled DevOps Engineer to manage and scale their observability stack in a cloud-native environment. The ideal candidate will have strong Kubernetes, Terraform, and cloud infrastructure experience, and work in the office 1 day a week in London. This is a full-time position ...

Principal Software Architect Systems & Hardware

Matchtech seeks a Principal Software Engineer to join their team in Southampton, UK. This permanent, full-time role involves working on advanced projects and ensuring high-quality software delivery. Applicants should have extensive experience in software development, particularly with modern tools and ...

Trainee Environmental Technician Emission Monitoring

Element Materials Technology Ltd. has an exciting opportunity for a Trainee Environmental Technician based in Swindon. This role involves assisting the regional environmental field services department with environmental testing and reporting at project sites. The position offers full on-site training a ...

Lead Software Engineer AM/UX

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within Markets Technology, you are an integral part of an agile team that works to enhance, build, and deliver ...

Senior Data Engineer

About WalletConnectWalletConnect is one of the core infrastructure teams in Web3 — we build the connectivity layer that lets wallets and apps communicate securely across blockchains. Since launching in 2018, we’ve grown into a network of 75,000+ apps, 700+ wallets, and 50+ million users. Our mission ...

Senior Data Engineer DV Cleared

Senior Data Engineer - Elastic Stack / Apache NiFi📍 Worcester (Onsite)💰 £70-£75 per hour | Outside IR35📅 12-Month Rolling Contract⏰ Compressed Working Available - Work 3 Long Days, Paid for 5We are seeking an experienced Senior Data Engineer to join a high-profile programme delivering ...

Lead Software Engineer

Location: Brentwood (2-3 days a week onsite) About Ovyo Ovyo is a B2B services company providing flexible engineering teams and talent solutions to the streaming, media, satellite, and communications industries. With a global presence across multiple locations (UK, India, Portugal ...

Platform Engineer

Hamiltonian Dynamics is a growing technology company working across Defence and Cyber Security, delivering software solutions for high-assurance environments. With teams based in Gloucestershire, Manchester, and London, we are expanding our platform capability and are looking for Platform Engineers ...

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    Full Stack Javascript Developer Jobs in United Kingdom Job Search Guide, Trends and Insights