Fullstack Javascript Developer Jobs in UK

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Senior Frontend Developer

Overview Senior React Native Engineer with Leadership experience - 6 month contract - Remote/UK based - Start ASAP. My client is urgently looking for a Senior React Native/React Engineer with Management experience, to help build mobile, connected TV, and web applications for an enterprise company. ...

Senior Frontend Developer

Overview Senior React Native Engineer with Leadership experience - 6 month contract - Remote/UK based - Start ASAP. My client is urgently looking for a Senior React Native/React Engineer with Management experience, to help build mobile, connected TV, and web applications for an enterprise company. ...

Senior Software Developer

As a Senior Software Engineer (Backend), you will play a key role in designing and building scalable, cloud-based services using Java and Spring Boot. You’ll work closely with your manager, architecture team and teammates to deliver high-quality backend systems that power critical business functionality. < ...

Power BI Developer

Job Advert Power BI Developer Department: Web & Data Salary: £45,000 - £50,000 Location: Euston / Hybrid Hours: Monday to Friday, 9am - 5pm Reporting To: Senior Data Engineer Role Purpose To suppor ...

Dynamics 365 Developer

Location: Leeds city centre x3 days per week Overview We are looking for a Dynamics 365 CRM & Power Platform Developer to join a newly established Power Platform function within a growing organisation. This is a fantastic opportunity to play a key role in a greenfield envi ...

Senior Python Developer

Software Engineering, Back-end Development Design, build and scale the backend of a product a company is using to disrupt and innovate within the telecommunications market. You’ll come in and drive the team forward with your technical prowess with Python. When it comes to frameworks, you’re agnos ...

Senior PHP Developer

Synchro are partnering with a growing, private equity-backed organisation to hire a PHP Developer! This is an excellent opportunity for a PHP developer with React frontend experience who wants more ownership and influence. You’ll take responsibility for three existing React/PHP applications - mainta ...

AI Developer (Python)

AI Engineer (LLM & Agentic Systems) - Digital Agency Location: Oxford Circus, London (Hybrid) Up to £50,000 salary + benefits A Global Digital Agency is looking for an AI Engineer to join their team, focused on building and deploying practical AI solutions for a range of high-profil ...

Senior Salesforce Developer

As part of our continuous growth, we are seeking a Salesforce Developer to join our Salesforce Delivery team in London, focusing on clients in the Public Sector Domain . The Salesforce Developer builds on and extends the capabilities of the Salesforce platform. You wi ...

Java Kotlin Developer

Responsibilities Collaborate with developers testers and the wider organisation to build and run products Design develop implement backend features as per backlog priority with a small element of frontend development All apps use a simple UI framework so not strictly fro ...

EPR Configuration Developer

University Hospitals of Leicester NHS Trust EPR Configuration Developer The closing date is 10 May 2026 As a Configuration developer for the EPR programme you will be the specialist responsible for configuration, testing and implementation activities supporting the delivery of o ...

Senior Website Developer

It’s never been a more exciting time to join Vistra. At Vistra our purpose is progress. We believe that our clients have the power to change the world and to do great things for global progress, and we exist to remove the friction that comes from the complexity of global business – to help our clie ...

Senior Java Developer

This is an opportunity to join a growing ERP integrations software provider based in Leeds. If you enjoy working on complex systems and with new technology, bringing new ideas to the table, and having real impact on product evolution then this could be the role for you. UK resident required ...

Lead Informatica Developer

Location: Hybrid (London, Corby or Manchester) Job Type: Permanent RS Group is looking for a Lead Informatica Developer to join our team on a permanent basis. This is a key role supporting the development and evolution of our global Customer Data Master (CDM) platform – a cr ...

.Net Developer (GCP)

Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK‑based, we apply our skills in transformation, delivery, and collaboration from across the ...

Senior Salesforce Developer

iO Associates has partnered with a technology-driven organisation delivering enterprise Salesforce CRM transformation programmes. We’re looking for an experienced Salesforce Developer to design, build, and optimise AI-powered Salesforce solutions in a fast-paced, delivery-focused environment. You’l ...

Senior .NET Developer

Job Purpose You will join one of our agile teams and be responsible for implementing sections of functionality or making updates to existing features, ensuring they are delivered on time with the correct approach and to the standards defined by the Lead Developers. Our tech stack ...

Senior WMS Developer

Working conditions: Occasional travel and support during cutover or hypercare phases as required. This role focuses on driving warehouse transformation through technology, delivering scalable and efficient solutions, and contributing to high-impact projects. You will support innovation, ment ...

Senior Guidewire Developer

Overview Senior Guidewire Developer. Full time, Mon - Fri 37.5 hours per week. Flexibility, bonus scheme and many more fantastic benefits! Join the Applications team driving the Guidewire Cloud rollout across Europe. You'll design, develop, and maintain legacy systems using Guidew ...

Lead Python Developer

As a Lead Python Developer at Fundment, you’ll lead a pod of 3 - 4 engineers, including yourself, combining hands‑on development (around 50% of your time) with technical leadership. You’ll drive execution, uphold delivery quality, and ensure the team builds reliable, maintainable systems that serve real bu ...

Senior C++ Developer

Position Overview We are seeking an experienced Windows C++ Senior Software Engineer with strong, hands‑on expertise in Win32 and MFC . This role focuses on enhancing and maintaining a complex legacy desktop application built heavily on MFC. The ideal candidate has deep exposure to ...

Senior Java Developer

Location: Remote with ad-hoc days to the HQ in Newcastle Terms: 6-month contract + extension We are currently supporting a client undertaking a major transformation of their Learning Management System (LMS). As part of a wider optimisation initiative, they are replacing their ...

Senior Java Developer

Overview Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partn ...

C++ Developer (Risk)

We are currently partnering with a global investment bank to hire a Senior Developer. This is an exciting opportunity to contribute to the build-out of next-generation risk analytics platforms supporting Front Office and Risk functions. Key Responsibilities Develop and enhance intraday ...

Senior Golang Developer

Overview Working Location: Hybrid (3 days in office, Wed & Thu required) A Cardiff-based fintech working in private markets is looking for a senior Go developer to join a small, experienced engineering team. The platform handles large volumes of financial data. This is a b ...

Junior Dotnet Developer

We are looking for a Full‑Stack Developer who can work hands‑on across both backend (.NET/C#) and frontend (React/TypeScript) technologies. In this role, you will build high‑volume, highly available enterprise applications using modern design principles, Agile delivery methods, and robust CI/CD pipelines. ...

Senior .NET Developer

Overview Most traditional firms are stuck in the dark ages of spreadsheets and manual work. We aren't most firms. We’re an independent team of specialists who realized a long time ago that the best way to give world-class advice is to build the tech ourselves. We’re looking for a Senior Sof ...

Senior Software Developer

Cortex Reply is a specialist consultancy within the Reply Group, focused on helping organisations adopt and scale AI-enabled, cloud-native solutions — particularly in highly regulated sectors such as financial services and central government. We combine deep technical expertise in cloud architecture and ap ...

Senior .NET developer

Are you energetic, reliable, team oriented person with deep understanding of software engineering principles?Do you posses exceptional software engineering skills and have sense for solving complex logical problems?Are you approachable, friendly, creative? We are looking for someone </h3 ...

Front End Developer

Senior Front End Developer / 3D / Real Time Data Location: Wallingford - Oxfordshire (Hybrid), onsite roughly once every 4 weeks. Contract: Permanent. At Dexory, we are transforming the warehousing and logistics industry through data intelligence. As a Senior Front E ...

Microsoft 365 Developer

Microsoft 365 Developer Salary - £44,075 - £49,282 (Grade 7) Hours - 37 Contract type - full time Work Style - Flexible: working from home with minimum 1 day per week in council offices About the Role Are you passionate abo ...

Backend (Node.js) Developer

Ben je IT specialist op zoek naar een nieuwe baan? Dan klik je op ”Ik ben IT specialist”. Ben jij een organisatie en benieuwd naar onze diensten? Klik dan op ”ik ben werkgever”. Je kunt via de switch button tussen beide omgevingen switchen. Makkelijk toch?! Vind jij als Backend (Node.js) Developer v ...

Senior Kong Developer

Hybrid role with 2/3 times per week at client site in London This role requires Security Clearance Eligibility (Must be residing in the UK for the last 5 years) As a Senior Developer you will be responsible for migrating, designing, developing and implementing cutting‑edge solutions ...

Senior C++ Developer

Senior C++ Developer Manchester City Centre (8 min walk from Manchester Victoria Station) 2 days a week in office £50k - £65k +bonus, perks and benefits You would be working with a close-knit development team on the development and rollout of high performance, ...

Swaps Developer Contract

An opportunity exists for a technically oriented individual to join the Equity technology team in London. The role will focus on developing & maintaining our Equity Swaps platform – supporting front and middle office users in multiple time zones. The successful candidate will collaborate with busine ...

Java Backend Developer

Overview MrQ - we're an award-winning online casino launched in 2018. We’re big on tech, performance, and creating a best-in-class player experience. Our growth has been rapid, and we’re building a platform that can scale globally—this requires engineers who can operate at both depth and system-wi ...

Lead UI Developer

Must Have Skills: React, Redux, Java, Fixed Income, e-Trading, AG Grid, RFQ Fixed Income IT product team is looking to hire a lead UI developer with over 10 years experience delivering enterprise level front office e-trading applications. A proven track record delivering low latency, perform ...

Salesforce Administrator & Developer

As Salesforce Administrator & Developer at Spire, you will own the technical foundation and day-to-day administration of our CRM ecosystem (Salesforce & HubSpot). Y ou will be a key driver of ourGo-To-Market Operations excellence, ensuring that our CRM and marketing automation ecosystem (Salesforce & HubSp ...

Senior Frontend Developer

Senior Front-End Developer | Bristol On-Site | Permanent | Up to £80,000 p.a. Peaple Talent have partnered with a fast-growing AI start-up looking to recruit a Senior Front-End Developer on a full-time permanent basis. Our client is seeking a highly capable Senior Front-End Engineer to jo ...

SAP BTP Developer

Role The SAP BTP Developer is responsible for the design, development and support of cloud-based integrations, extensions and applications on SAP Business Technology Platform (BTP). This role plays a key part in Shoosmiths’ SAP modernisation journey which starts with a move to SAP Rise and Integra ...

Senior Software Developer

WhereWarwickWhatI.T. & CommunicationsTypePermanentSalary65000 AnnualSenior Software DeveloperC#, .NET Core, Blazor, SQL ServerSalary up to £65kHybrid role - 2 days per week on-site in Warwick25 days holidays plus bank holidayOpportunity to grow your careerCall or email to applyBased on the outskirts of Warwick w ...

Node.JS Developer Newcastle

Job Description Node.JS Application Developer Location Newcastle Security Clearance Due to the nature of client work you will be undertaking, you will need to be willing to go through a Security Clearance process as part of this role, which requires 5+ years UK ...

Sr Salesforce Developer

Overview Introduction Exclusive Networks is the global cybersecurity go-to-market specialist that provides partners and end-customers with a wide range of services and product portfolios. With offices in over 45 countries and the ability to serve customers in over 170 countries, we ...

Senior C++ Developer

Position Overview We are seeking an experienced Windows C++ Senior Software Engineer with strong, hands‑on expertise in Win32 and MFC . This role focuses on enhancing and maintaining a complex legacy desktop application built heavily on MFC. The ideal candidate has deep exposure to ...

Graduate Software Developer

We are looking for ambitious and creative juniors to join one of the fastest and most exciting financial services companies in the world. As a Junior Full Stack Developer, you will play a crucial role in building resilient, scalable technology that drives the company's growth. Working in an agile, cross-fu ...

Graduate Software Developer

Infodata are an established UK based developer of application software, building innovative software solutions for hotels, UK private members clubs, restaurants and other areas in the hospitality sector throughout the UK. We are looking for two new (or very recent) graduates in computer sci ...

Software / Web Developer

Overview Are you ready to take up a vital role in shaping some of our exciting projects? How about joining our talented team, where everyone has a voice, and together we face our clients and their problems head‑on? It is a diverse and inclusive work environment where world‑class talent knows no d ...

Front End Developer

Senior Front End Developer / 3D / Real Time Data Location: Wallingford - Oxfordshire (Hybrid) onsite circa once every 4 weeks Permanent At Dexory, we are transforming the warehousing and logistics industry through data intelligence. As a Senior Front End Engineer, you will ...

Power BI Developer

Why this Role Matters This is a pivotal role supporting our O+O (Online & Offline) strategy, delivering clear, actionable insights through Power BI that enable our Business Units and Group teams to understand member and business data faster and more easily. By transforming complex datasets into m ...

Product Developer Hardlines

SEGA is one of the leading interactive entertainment companies in the world, with our European HQ based in West London and development studios spanning the UK and Bulgaria. Known for quality and creativity above all else, our studios include Sports Interactive, Two Point Studios, Hardlight and Creative Ass ...

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