Backend Developer Python Nodejs Jobs in UK

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Senior Front End Engineer (React/Svelte UI)

Eaglecliff, a global Energy company based in the City Of London, is seeking an experienced React / UI Software Developer. Join a forward-thinking team to design and develop user-centric web applications using Svelte and TypeScript. You will collaborate with UX designers and backend engineers on modern cloud-host ...

Senior Web Developer: Own Architecture, Hybrid Remote

AON is seeking a Senior Web Developer in Greater London to take ownership of software architecture and contribute to mission-critical modelling software used by insurers. This hybrid position involves working both virtually and on-site. Key responsibilities include software development, collaboration with multip ...

Senior Java Architect – Remote LMS Platform Transformation

Talent is seeking a Senior Java Developer to join a project in Newcastle, supporting a transformation of their Learning Management System. This remote role offers the opportunity to contribute to designing and implementing a new platform. Responsibilities include developing backend services using Java, collabora ...

Senior C# & React Developer, Real‑Time Finance (Hybrid)

Talan Group is looking for a Senior Developer to join their technology team in Greater London. This role requires expertise in TypeScript and React, where you will design and deliver features across UI and backend services. You will collaborate closely with stakeholders to refine requirements and support live sy ...

Senior Laravel Backend Engineer | Hybrid (London)

A dynamic software startup in Greater London is looking for a Senior Backend Developer with strong Laravel experience. You will build APIs and collaborate with cross-functional teams while ensuring high-quality code is delivered. The role offers competitive benefits, including a salary of £70k - £90k, a hybrid w ...

Platform Engineer – AI Cloud Infra & Sandboxes

Venture Post is seeking a skilled developer in Cheltenham to build the next cloud platform for running AI agents. The role involves designing backend infrastructure and optimizing performance for scalable solutions. We're looking for someone with extensive experience in distributed systems and Linux administrati ...

React UI Engineer: Build fast, accessible web interfaces

Sanderson Government & Defence in Greater London is searching for a React UI Developer responsible for building modern, responsive user interfaces with React. The role involves collaborating closely with designers and backend engineers to deliver high-quality web applications. The ideal candidate will have solid ...

Senior Front End Engineer – Blazor, Web Components, AWS

Mitsubishi Electric – UK seeks a Senior UI Developer to design and build high-quality user interfaces for web and mobile. The ideal candidate will lead front-end architecture, work closely with backend teams, and apply best practices in UI engineering. With over 6 years of experience preferred, the role offers a ...

Full‑Stack .NET/React Developer

Capgemini is seeking a Full-Stack Developer in Milton Keynes to work hands-on with both backend (.NET/C#) and frontend (React/TypeScript) technologies. The successful candidate will build high-volume, highly available enterprise applications while collaborating with cross-functional teams. Responsibilities inclu ...

Full Stack Web & XR Apps Engineer

SONICOM in Greater London is hiring a Full Stack Web App Developer to work in an innovative environment focused on interactive, web-based learning and immersive technologies. Candidates should have extensive experience in full-stack development and modern front-end frameworks, as well as strong backend skills. T ...

Senior 2D Software Engineer Next Gen Doc Processing

Aize AS is looking for a backend developer in Aberdeen, Scotland, to take ownership of our 2D document processing pipeline. You will work with C#/.NET, collaborate with a talented team, and have the opportunity to design and implement robust solutions. We offer hybrid work, flexible hours, and benefits like a Ma ...

Mobile Engineer – Crypto Wallet (React Native)

Tether Evolution is seeking a skilled mobile developer to join their Basingstoke team. In this dynamic role, you will design innovative cross-platform applications using React Native, integrate DeFi features, and collaborate with UI/UX designers and backend developers. Ideal candidates will have 3+ years experie ...

Java Full Stack Engineer: Spring Boot, React & AWS

Apexon is seeking a dynamic and skilled Java Full Stack Developer to design, build, and deliver scalable, high-performance software solutions in Birmingham, England. The ideal candidate will have strong backend development experience with Java, hands-on frontend expertise using React, and practical knowledge of ...

Senior DV Cleared Java Backend Engineer

Addition, a specialist consultancy, is seeking a Java Developer in Cheltenham, London, or Manchester. You will be responsible for developing and maintaining secure, high-performance Java backend services for mission-critical systems, designing scalable microservices, and integrating services with data platforms. ...

Senior Backend Architect — AI Driven, Scalable Systems

OneShot AI is seeking a highly experienced software developer in Greater London to lead the end-to-end development of scalable backend and frontend features. The ideal candidate will have over 8 years of software development experience, mainly with Java and Spring Boot, and be adept in REST APIs, microservices, ...

React Native Developer

Waracle are looking for a React Native Developer for an exciting new role joining our world‑class digital technology consultancy and home to a diverse, smart, curious and ambitious community of specialists in technology‑driven transformation. We work with ambitious clients to help them solv ...

Senior Software Engineer

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our ...

Senior Software Engineer

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our ...

Software Engineer, Backend AI Practice Team

ABS is seeking an exceptional Backend Engineer to join us full-time on our Artificial Intelligence (AI) Practice Team. In this role, you will design and scale high-performance backend systems that power real-time analytics and retrieval-augmented generation (RAG) pipelines. You’ll build distributed services t ...

Software Engineer, Backend AI Practice Team

ABS is seeking an exceptional Backend Engineer to join us full-time on our Artificial Intelligence (AI) Practice Team. In this role, you will design and scale high-performance backend systems that power real-time analytics and retrieval-augmented generation (RAG) pipelines. You’ll build distributed services t ...

Software Engineer, Backend AI Practice Team

ABS is seeking an exceptional Backend Engineer to join us full-time on our Artificial Intelligence (AI) Practice Team. In this role, you will design and scale high-performance backend systems that power real-time analytics and retrieval-augmented generation (RAG) pipelines. You’ll build distributed services t ...

Software Engineer, Backend AI Practice Team

ABS is seeking an exceptional Backend Engineer to join us full-time on our Artificial Intelligence (AI) Practice Team. In this role, you will design and scale high-performance backend systems that power real-time analytics and retrieval-augmented generation (RAG) pipelines. You’ll build distributed services t ...

Staff Software Engineer (React/Typescript) | Global AI Infrastructure Business | £150k + equity

Staff Software Engineer (React / TypeScript) London (Hybrid working model) £120k - £160k + 20% bonus + impressive equity options We’re partnering with a high-growth, product-led technology company building a next-generation platform at the intersection of AI, ...

AI Software Developer

AI Software DeveloperCirencester – car required £55,000 – £60,000 per annum DOEPermanent, Full-time (37.5 hours per week)Flexi time with core hours 10:30-3:30pmDo you want to shape cutting-edge AI products that are used in real-world applications?This is an excitin ...

AI Software Developer

AI Software DeveloperCirencester – car required £55,000 – £60,000 per annum DOEPermanent, Full-time (37.5 hours per week)Flexi time with core hours 10:30-3:30pmDo you want to shape cutting-edge AI products that are used in real-world applications?This is an excitin ...

Software Engineer in Test

I am working with a client searching for a Software Engineer in Test that will be based remotely, but working with an existing Engineering Team. This position offers huge growth potential as you will be responsible for the full product testing systems, across multiple functions and key parts for the operat ...

Junior Developer

Junior Developer role - Top UK Digital Analytics Company – Portsmouth - Salary to £35kWe are delighted to be recruiting for an award-winning UK Digital Analytics who provide innovative digital analytics solutions for public and event spaces. They are looking for a Junior Developer in their development team.< ...

Junior Developer

Junior Developer role - Top UK Digital Analytics Company – Portsmouth - Salary to £35kWe are delighted to be recruiting for an award-winning UK Digital Analytics who provide innovative digital analytics solutions for public and event spaces. They are looking for a Junior Developer in their development team.< ...

Senior Software Engineer — Pricing AI (Manchester)

Senior Software Engineer — Pricing AI (Manchester) The Role We are seeking a talented Senior Developer with a strong focus on Python-based AI/ML development, automation, and general software engineering. The successful candidate will play a key role in building and deploying machine learn ...

Backend Software Engineer C# .Net AWS

This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Backend Software Engineer / Developer C# .Net AWS (Junior - Mid) London to ...

Platform Engineer AI Powered Developer Experience

UserTesting is seeking a qualified software engineer in Edinburgh to enhance their Developer Experience (DX) team. The role involves designing and delivering efficient CI/CD systems and developer tools, requiring over 5 years of software engineering experience and strong programming skills in Node.js, Python, or ...

Senior Backend Platform Engineer – EdTech (Learning Systems & Integrations)

# Senior Backend Platform Engineer – EdTech (Learning Systems & Integrations),February 15, 2026### Job Description**Location:** London, UK **Work Model:** On-site **Role Type:** Full-TimeWe are looking for a **Senior Backend Platform Engineer** with strong experience in scalable backend systems and API archite ...

C# .Net Software Developer

Job Description All potential candidates should read through the following details of this job with care before making an application.This is a newly created position for a Senior .Net Software Developer based in Central London, paying £90,000. PLEASE NOTE – this role is 5 days a week in the Ox ...

Full Stack Developer

Full Stack DeveloperC# .NET, AZURE, React, PythonHigh growth Financial services company who have a stream of new projects, many AI enabled.Opportunity to join and quickly take project responsibility and accelerate your career in a growth environment.Skills required: * Ada ...

Full Stack Developer

Full Stack DeveloperC# .NET, AZURE, React, PythonHigh growth Financial services company who have a stream of new projects, many AI enabled.Opportunity to join and quickly take project responsibility and accelerate your career in a growth environment.Skills required: * Ada ...

Developer

Annual salary: up to £45,000.00Integration Developer Location: Remote (UK Based)Contract: Full time, Permanent, 40 hours per week, 8:30am – 5pm, Monday to FridaySalary: Up to £45,000 plus benefits We are seeking a hands‑on Integration Developer with recent, pro ...

Developer

Developer Role:This is an exciting opportunity to join a small, diverse, and dynamic team with a start-up mindset in an established investment manager. We are looking for a keen developer who wants to help drive and shape the future technology direction and contribute to ...

Developer

Sanctuary is one of the UK’s leading providers of housing, care and community services. With around 13,000 employees, we maintain a culture where diversity is valued and talent is nurtured and rewarded. <p style=mar ...

Developer

Blackapple Solutions Ltd (BSL) was founded in 2004 with the mission to provide best-in-class technology consulting and services across the globe. BSL offers its services in Information Technology, Enterprise Resource Planning (ERP) and Engineering consulting, with the mission of becoming internationally re ...

Developer

Role Details Role / Job Title: Developer Work Location: Exeter Mode of Working: Hybrid Hybrid Requirement: 3 days a week The Role Delivering projects and support work for UK based Utility client with Oracle C2M technol ...

Developer

Role Details Role / Job Title: Developer Work Location: Exeter Mode of Working: Hybrid Hybrid Requirement: 3 days a week The Role Delivering projects and support work for UK based Utility client with Oracle C2M technol ...

Developer

Annual salary: up to £45,000.00Integration Developer Location: Remote (UK Based)Contract: Full time, Permanent, 40 hours per week, 8:30am – 5pm, Monday to FridaySalary: Up to £45,000 plus benefits We are seeking a hands‑on Integration Developer with recent, pro ...

Developer

Developer We are looking for aWCS/WMS Software Developer with strong experience in warehouse automation, logistics technology, and high-level software engineering. This is a hands-on role working across complex engineering projects, system integrations, and new product development within th ...

Developer

Role Details Role / Job Title: Developer Work Location: Exeter Mode of Working: Hybrid Hybrid Requirement: 3 days a week The Role Delivering projects and support work for UK based Utility client with ...

Developer

Sanctuary is one of the UK’s leading providers of housing, care and community services. With around 13,000 employees, we maintain a culture where diversity is valued and talent is nurtured and rewarded. <p style=mar ...

Developer

Developer Location: Remote Contract type: Permanent Hours: 35 hours per week (Monday to Friday) Salary: up to £55,000 per annum Join the Shoal at Weird Fish! We are a talent ...

Developer

We are looking for aWCS/WMS Software Developer with strong experience in warehouse automation, logistics technology, and high-level software engineering. This is a hands-on role working across complex engineering projects, system integrations, and new product development within the intralogistics and ...

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    Backend Developer Python Nodejs Jobs in United Kingdom Job Search Guide, Trends and Insights