2,325,350+ Full Stack Javascript Developer Jobs in UK — Top Companies Hiring July 2026

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Java Developer / Java Developer Lead

Salary: £40,000 - 46,000 per year Requirements Java 11/17+ Spring Boot Camunda REST APIs Microservices Architecture Workflow Design & Process Orchestration Error Handling / Exception Management Event-Based ...

Senior Software Developer, Developer Platform

Job DescriptionAs a Senior Software Developer, you will build and maintain the core infrastructure and tools that empower our development teams to deliver high-quality software efficiently and reliably.The developer platform team forms part of the wider Platform Engineering department and is ...

Member of Technical Staff (Forward Deployed Engineer, Applied AI)

Overview Perplexity is building AI systems that integrate directly into how enterprises operate. Our API Platform powers search, retrieval, and automation across structured and unstructured data, while Perplexity Computer extends this into the execution of an AI system that navigates tools, intera ...

Senior C#/.NET Backend Engineer Remote (UK) Cleared

A leading global tech consultancy is seeking a C# / .Net Developer to join their fully remote team in the UK. The ideal candidate will have strong experience in C# and either current or expired Security Clearance, working on confidential projects. This mid-senior level role involves enhancing core solutions with ...

Principal Java Software Engineer (VP)

Senior Java Developer - Front Office.Please double check you have the right level of experience and qualifications by reading the full overview of this opportunity below.£85,000 - £95,000 + oustanding benefits.Location: Glasgow (Hybrid) 2 days per week in the officeI'm working with a leading Bank ...

Ruby on Rails Developer

Join our client, a forward-thinking SME Tech for Good SaaS company, as they seek a talented Ruby on Rails developer to join their expanding engineering team. This is an exciting moment to join, where you will have the chance to craft innovative, impactful code and play a pivotal role in shaping the company ...

Senior Software Engineer C# / .NET Near Edinburgh 70K

Senior Software Engineer - C# / .NET (Web and Windows) - Near Edinburgh Hybrid - 70K plus BonusLorien's longstanding client based near Edinburgh - a leader in their industry with a growing and award-winning product line making a huge difference around the globe - have asked us to help them in their searc ...

Mid Level JavaScript Engineer Free Training to Linked Role

A training organization in Birmingham offers a free 16-week course for aspiring Mid-Level JavaScript Engineers. Successful candidates will develop skills through practical learning and can potentially secure a position with the Counter Terrorist Police. With a focus on JavaScript, applicants should have over 1.5 ...

Lead Software Engineer UI, TypeScript, JavaScript, CSS Compliance Technology

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 JPMorgan Chase within Corporate Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leadin ...

Senior JavaScript Engineer in Charing Plexus Resource Solutions Ltd

Collaboration with Design Team You will collaborate with our design team on feature ideation and user experience. Your role will involve building and maintaining TypeScript components using React, Node, and NextJS. Additionally, you will be responsible for translating Figma designs into modular, reu ...

Desenvolvedor Front End Shopify Liquid e JavaScript Valinhos/SP

A Renova Be, parte do Vitabe Group, é a parceira ideal para quem quer realçar a beleza de dentro para fora! Especializada em colágeno com ácido hialurônico e séruns, a marca oferece produtos que cuidam da pele e estimulam a autoestima. Mais que beleza, é um convite ao autocuidado diá ...

Contract Front End Software Tester (JavaScript|Java|Playwright|TypeScript)

Contract Front-End Software Tester (JavaScript | Java | Playwright | TypeScript) Start Date: ASAP, immediate starterDay Rate: £(Apply online only) per day, Outside IR35Length: 3 months initalWorking Patterns: Fully-remoteOther Information: 2 stage interview processOpus have partne ...

Platform Generalist Developer — Remote & Flexible Hours

A leading company in beverage packaging seeks a Software Developer / Tech Generalist in Royal Leamington Spa. The role involves ownership of platform components, addressing real problems, and using a diverse tech stack including AWS and AI tools. The ideal candidate thrives on variety, enjoys solving complex iss ...

C++ Quant Developer: Nano Latency Crypto Trading

A leading Quantitative Hedge Fund is seeking a C++ Quant Developer for their Crypto trading platform. You will optimize their algorithmic trading stack and build a trading engine with nanosecond execution capabilities. Essential qualifications include experience in C++ trading systems and working with ultra-low ...

Tech Lead

Tech Lead £85,000 (DOE) + benefits Liverpool (hybrid) Hyperloop Recruitment is partnering with a leading Liverpool-based tech firm who are looking for a Tech Lead to join their growing organisation! This role would suit a Principal/Lead Developer seeking a challenging next step in their career; this is a mix of ...

Tech Lead

Tech Lead £85,000 (DOE) + benefits Liverpool (hybrid) Hyperloop Recruitment is partnering with a leading Liverpool-based tech firm who are looking for a Tech Lead to join their growing organisation! This role would suit a Principal/Lead Developer seeking a challenging next step in their career this is a mix of ...

Quantitative Developer – Systematic Hedge fund £400k

Overview Quantitative Developer – Systematic Hedge Fund – £400k Paragon Alpha are partnered with a top performing Quant Hedge Fund currently managing around $30b in AUM. They are looking to hire a Quant Developer to build mid-frequency trading infrastructure and a signal generation framewor ...

Senior Software Engineer (PHP, Typescript) Trading

Senior Software Engineer (PHP, Typescript) - Trading Join Hargreaves Lansdown as a Senior Software Engineer (PHP, Typescript) to build software for the UK's largest investment platform. This role involves working on HL's online trading platform, mobile applications, and other ...

PHP Web Developer

PHP Web DeveloperScroll down for a complete overview of what this job will require Are you the right candidate for this opportunityOOP, PHP, MySQL, MVC Laravel, HTML, CSSHybrid working - 3 days in the office, 2 days from homeWimbourne, DorsetSalary circa £30,000 - £38,000My client are a v ...

Principal Frontend Developer

```html Salary £45,000 - 70,000 per year Requirements 5+ years in frontend development (React/TypeScript a must) 2+ years in a people/team leadership role Proven experience delivering complex web apps at scale Passion for implementing TDD practices ...

Frontend Engineer in Knutsford Barclays

Frontend Engineer Skills To be successful as a Frontend Engineer, you should have experience with: Understanding of JavaScript fundamentals, ES6+, closures, promises, async/await, and functional programming concepts. Ability to write clean, optimized code without relying heavily ...

Server Engineer (NodeJS) in London Playwind Games

Job Description We are seeking an experienced and passionate Game Server Developer proficient in Node.js to support and optimize platform-related systems and interfaces. You will collaborate with the team to design and implement game feature logic, streamline development... Skills & Experi ...

AI Engineering Manager: Lead AI‑First SaaS Teams

AI Engineering Manager Department: Development Employment Type: Full Time Location: Warwick Description Who are we? At Bright, we build software that accountants, payroll professionals, and practice managers rely on every day. Our ...

AI Engineering Manager

AI Engineering Manager Department: Development Employment Type: Full Time Location: Warwick Description Who are we? At Bright, we build software that accountants, payroll professionals, and practice managers rely on every day. Our ...

Senior Dynamics 365 CRM Developer

Senior Dynamics 365 CRM Developer Position Type: Full time, permanentLocation: Bridgend Job Purpose This role demands deep expertise in Microsoft Dynamics 365, Azure Cloud, and Microsoft Power Platform, paired with strong skills in web technologies, API development, and systems des ...

Senior Java Engineer

Join to apply for the Senior Java Engineer role at IBM Introduction At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IBM CIC means you’ll have the opportunity to work with leading profession ...

Software Developer .NET & Angular

Software Developer - .NET & Angular Department: IT Employment Type: Permanent Location: Worsley Compensation: £45,000 - £50,000 / year Description Network Plus is one of the UK's leading providers of essential utility and ...

Software Developer .NET & Angular

Software Developer - .NET & Angular Department: IT Employment Type: Permanent Location: Worsley Compensation: £45,000 - £50,000 / year Description Network Plus is one of the UK's leading providers of essential utility and ...

Senior Mobile Engineer Apps

Job Summary We are looking for a passionate and enthusiastic Software Engineer who doesn’t want to ship features only, but also builds the engine that ships them. You will join our Platform Team to enable feature teams to move faster and safely, owning the mobile architecture, design system, and ...

.NET Developer

Overview .NET Developer - .NET 9, C#, Blazor, Azure - Tunbridge Wells Our client is a crowd funded social advertising technology platform that sells services to Facebook advertisers to grow their marketing ROI. They were named one of 12 Facebook Strategic Preferred Marketing Develop ...

Software Developer

Salary: £50,000 - 70,000 per year Requirements A degree in Computer Science or another STEM subject, ideally from a Russell Group University. A minimum of 3 years of experience in a software development role. Proficiency in C#. Experience with S ...

Senior Software Engineer (Fintech)

Java Back End or Full Stack (Java/React) This is a chance to join a Glasgow based engineering team inside a high performing Fintech business where technology is taken seriously, engineers have huge impact, and good ideas do not sit around for months waiting on permission. The work is live & importa ...

Senior Software Engineer Fully Remote

This range is provided by Oho Group Ltd. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Up to £110,000 + equity A small, profitable, and fast‑moving startup is looking for an experienced Full Stack/Backe ...

Senior Java Engineer Scalable Cloud API & Microservices

Tesco - Corporate in Welwyn Garden City is looking for a skilled Java Developer to design and implement critical API systems. You will work on robust cloud infrastructure that reaches millions of shoppers weekly. Seize the opportunity to impact our technology stack, including Java, Kubernetes, and Azur ...

Systems Developer: Build Secure, Scalable Apps (Azure/Python)

Antares in Greater London is looking for a developer to enhance Claritas, their bordereaux management system. This role involves development across the Claritas stack, collaborating with stakeholders to deliver scalable solutions. The ideal candidate should have strong hands-on experience in Python, Dj ...

Aspiring .NET & SQL Architect — Hybrid/Remote

A leading drilling solution provider is hiring a .NET and SQL Developer for a hybrid or remote role based in Aberdeen. This position blends development and architectural responsibilities, including building applications with the .NET stack and developing SQL queries. Ideal candidates will have strong experience ...

Senior .Net Engineer (Belfast)

Senior .Net Developer Location: Belfast (Hybrid) | Type: Full-Time | Permanent A leading global technology firm is seeking a Senior Software Developer to help manage and evolve its mission-critical trading systems. T ...

C# Developer

Position: C# Developer (WPF / Prism) Location: West Midlands / HybridSalary: Up to £65,000 DOEJob Type: Full-Time - Perm This is an opportunity to join an established and growing iGaming company who is seeking an experienced C# Developer to join its development team. You'll play a key role in ...

ServiceNow Developer

ServiceNow Developer Location: UK-wide office locations to choose from (Hybrid - 2 days onsite) Salary: £70,000 - £100,000 DOE + comprehensive benefits (Including training / development) Type: Permanent, Full-Time Are you a ServiceNow Developer looking to take your career to the next level? This is your chance t ...

Senior Software Developer C and Linux

IT Jobs Lymington, England £250 - £350 per day Contract Apply Now Senior Software Developer C and Linux A leading tech company specialising in data management have an immediate requirement for an experienced C/Linux Software Developer for an initial 6 month contractKey Skills: ...

Senior Software Developer C and Linux

IT Jobs Lymington, England £250 - £350 per day Contract Apply Now Senior Software Developer C and Linux A leading tech company specialising in data management have an immediate requirement for an experienced C/Linux Software Developer for an initial 6 month contractKey Skills: ...

Python Front End Developer

Job Description We are looking for a Python Developer to join our engineering team and help us develop and maintain various software products. Python Developer responsibilities include writing and testing code, debugging programs and integrating applications with third‑party web services. T ...

Senior C++ Developer HFT in London Quant Capital

Senior C++ Developer - HFT London, United Kingdom Posted about 1 year ago Tech stack Java Trading C Software Engineer C++ Engineer Position at Small Tech Driven Hedge Fund Salary: £120,000 Plus Bonus Quant Capital is urgently looki ...

Junior Quantitative Researcher / Developer in London Quant Capital

Junior Quantitative Researcher / Developer Location: London, United Kingdom Posted: 10 months ago I am looking for gifted applied scientists who have experience working with large, real-world data sets and large scale. Tech stack C Quantitative </ ...

Frontend Developer in London LinuxRecruit

Frontend Developer London, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble. Tech stack GraphQL UI React TypeScript Frontend Qualifications Customer launches, an ...

Principal Software Engineer in Bristol Hargreaves Lansdown

Principal Software Engineer Bristol, UnitedKingdom Posted 9 months ago Company Hargreaves Lansdown is the top UK investment platform for private investors, providing ISAs, pensions, savings, and investments in one convenient place. Tech stack Java ...

Software Developer in Coleraine MCL InsureTech Ltd

Software Developer Coleraine, United Kingdom Posted 10 months ago Tech stack Java Databases SQL Visual Basic .NET ASP.NET .NET C Qualifications Minimum of 2 years’ experience in a sim ...

Graduate Software and AI Developer in London Graduate Recruitment Bureau

Graduate Software and AI Developer London, United Kingdom Posted 10 months ago Tech stack Physics Java SQL Artificial Intelligence OOP C Science Requirements 2:1 level or ab ...

Software Engineer

Software Engineer – Build, Enhance and Scale Evri’s Digital PlatformsReady to develop production‑grade software and grow your engineering capability at scale?At Evri, technology underpins everything we do. Our Engineering teams are building modern, cloud‑native platforms that suppo ...

AI Engineer, London

AI Engineer, London Location London Employment Type Full time Location Type Remote Job Description As an AI Engineer at Eloquent AI, you will build and scale AI-powered applications, transforming how enterprises interact with intelligent age ...

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