Backend Developer Python Nodejs Jobs in UK

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AI Scientist

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

AI Engineer

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

AI Developer

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

AI Foundations Training Programme (Hackney)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Junior AI Developer Programme (Basildon)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Junior AI Developer Programme (Basildon)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Junior AI Developer Training Programme (Glasgow)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Junior AI Developer Training Programme (Glasgow)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

AI Engineer Starter Course Comprehensive career support included (Telford)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Junior AI Developer Bootcamp (Hammersmith and Fulham)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Junior AI Developer Training Programme (Norwich)

Junior AI Developer Programme – Job Support Included Complete online training designed to help you enter junior AI and developer roles. Study part-time, build coding and AI fundamentals, and receive structured job support to help you secure your first role. The Programme This 10–14 week o ...

Clinical Software Full Stack Engineer (Real Time Tools)

A healthcare technology company in the United Kingdom is seeking a Software Engineer to lead the design and development of tools for cancer detection. You will work on user interface development, handle video processing, and implement backend systems in collaboration with researchers and clinical experts. Succes ...

Production AI Engineer End to End Systems

Oliver Bernard is seeking an experienced AI Engineer to build and deploy AI systems within a high-growth platform in the UK. You will be responsible for working across AI, backend, and product teams to deliver high-impact features. The ideal candidate has strong Python skills and experience with LLMs, balancing ...

Remote Senior Backend Engineer, Growth Platform

A leading cryptocurrency platform is seeking a Senior Software Engineer to design and maintain internal tools and services that enhance development across teams. Responsibilities include building SDKs, APIs, and backend systems to drive growth and improve reliability. Ideal candidates will have 5+ years in softw ...

Senior Frontend Engineer

Senior Frontend EngineerPermanent | Full-Time | Hybrid A rapidly growing technology scale-up operating in the safety and security sector is developing advanced cloud-based platforms and AI-driven software solutions used by large enterprise clients across regulated and mi ...

Mid level and Senior Developer GDS G7 (IT) Government Digital & Data

Mid-level and Senior Developer - GDS - G7 (IT) Government Digital & Data United Kingdom This role requires a developer with the following skills: experience in back-end development, with knowledge of either Python, Ruby or Node.js an awareness of techno ...

Frontend Developer (React.js)

RemoteStar is hiring a Frontend Developer (React.js) on behalf of a fast‑growing UK cybersecurity company delivering innovative solutions to protect businesses from digital threats. About the role As a React Developer, you’ll build modern, responsive, and secure web interf ...

Senior Python AI Architect for Autonomous Agents

A growing tech company in Manchester is seeking a Senior Python Developer to take ownership of AI initiatives. The ideal candidate will drive architecture and decisions, developing autonomous systems that optimize logistics and customer operations. Requirements include 5+ years in Python, expertise in AI framewo ...

Senior Python & Azure AI Engineer (Remote UK)

A leading AI technology company is seeking a Senior Python Developer to work on an innovative AI platform utilizing Azure. This role involves building AI-first features, collaborating within a dynamic team, and requires strong skills in Python and Azure’s AI tools. The company offers a fully remote work environm ...

Entry Level Python Engineer — FinTech Innovator

A fast-growing fintech company in Greater London is seeking a passionate Python developer. This role is ideal for recent graduates or those looking to switch careers, offering substantial investment in learning and development. You'll collaborate with highly skilled engineers in a test-driven environment using t ...

Senior Python Full Stack Dev — Azure Databricks (London, SC)

A leading technology firm is seeking a skilled Senior Python Developer to enhance the Azure Databricks platform. This role involves full-stack development, focusing on both front-end and back-end applications. You'll work with modern frameworks and Python libraries, while also engaging in reverse engineering exi ...

High Throughput C++/Python Trading Systems Engineer

A financial technology company in Greater London is seeking a C++ and Python developer. Join their middle-office team to work on trade reconciliation, back-testing frameworks, and trading monitoring systems. The role involves writing high-performance code and requires skills in C++ and Python, as well as knowled ...

AI Driven Cloud Architect — Python & LangChain Expert

An engineering consultancy in Greater London is looking for an experienced Quality Cloud Architect (Python AI Developer) to design and maintain web applications and APIs. Responsibilities include building AI Agents, mentoring the team, and ensuring compliance. The ideal candidate should have strong Python skills ...

Quant Dev: Multi Asset Analytics, London (Flexible)

LegalAndGeneral is seeking a highly skilled Quantitative Developer in London. The ideal candidate will design and develop Python-based services to enhance multi-asset investment capabilities. Applicants should possess strong Python and SQL skills, have experience with software engineering practices, and be able ...

Senior Python Full Stack Engineer (Django/React, Azure)

Crisil is seeking an experienced developer in Greater London with over 8 years of expertise in Core Python, SQL, and various Python web frameworks. The role includes developing scalable applications and requires familiarity with financial domains, particularly risk management. Candidates should also have exposur ...

Software Developer

Software Developer Software Developer – Central Birmingham (Hybrid, 1 day onsite) Birmingham City Centre Salary - £50-60k + Excellent BenefitsA leading enterprise software house is seeking an experienced Full Stack Developer to join its Birmingham develop ...

Software Developer

Software Developer Software Developer – Central Birmingham (Hybrid, 1 day onsite) Birmingham City Centre Salary - £50-60k + Excellent BenefitsA leading enterprise software house is seeking an experienced Full Stack Developer to join its Birmingham develop ...

AI Driven Backend Engineer — Cloud Native & Scalable

Faculty is seeking skilled engineers in Greater London to develop the cutting-edge AI platform, Frontier. This role emphasizes backend services and cloud infrastructure. You will collaborate with cross-functional teams to create scalable software solutions in Python while engaging in Agile practices. Ideal candi ...

Backend Engineer II — High Scale Distributed Systems (Equity)

Software Careers is seeking a Software Engineer II in London to take ownership of high-scale backend infrastructure. This role involves working with distributed systems processing over 1 trillion queries daily and solving complex algorithmic challenges. Ideal candidates should have proficiency in C#, Java, C++, ...

Senior Backend Engineer — Healthcare Data Platform (London)

A healthcare technology company is seeking a software engineer to build backend systems for managing large healthcare datasets and developing APIs for its marketplace. The ideal candidate will have over 3 years of experience in software engineering, strong programming skills in Python or TypeScript, and an abili ...

Senior Backend Engineer Scale Impact, Stock Options

A leading financial technology firm in Greater London seeks a Senior Backend Engineer to enhance their product development. The ideal candidate will possess over 5 years of experience in software engineering and be skilled in Python and related technologies. Responsibilities include designing scalable systems an ...

Senior Backend Architect (Django/AWS) – Lead Platform

A financial technology company in Greater London is seeking a Mid-Senior level Software Engineer to lead the backend development of their investment reporting platform, Serpentine. The role involves 10+ years of Python development experience, with strong expertise in Django. You will be responsible for architect ...

Defence Tech Lead: Backend & AI Engineer (SC Eligible)

A cutting-edge AI company in Greater London seeks a Lead Software Engineer to spearhead backend and edge/IoT engineering for Defence projects. This role requires leading a team, designing complex components, and implementing CI/CD processes. Proficiency in Python and at least one compiled language is essential. ...

Threat Modeling Platform Engineer

A leading technology company in Cambridge is seeking a Software Engineer to build an internal threat modeling platform for security development. Responsibilities include designing and enhancing platform capabilities, collaborating with engineering teams, and contributing to reliability and scalability improvemen ...

Senior Backend Engineer, Remote — Adaptive Telemetry

A leading observability platform is hiring a Staff Backend Engineer for Adaptive Telemetry. In this remote role, you will drive technical strategies, ensure system reliability, and mentor engineers. Preferred candidates will have experience in distributed systems and cloud-native architectures, and proficiency i ...

Subscriptions Backend Engineer — Scale Premium Memberships (Visa)

A leading software company is looking for a Backend Engineer to join their Subscriptions team. This role involves building systems that power premium memberships for millions of users globally. Key responsibilities include designing and scaling subscription services, payment integrations, and billing infrastruct ...

Full Stack Engineer: Pre Trade Analytics & UI (London)

A leading hedge fund in London is seeking a Full Stack Engineer to join their team. You will contribute to high-impact initiatives and develop web-based trading platforms for pre-trade decision-making and risk evaluation. The ideal candidate has strong skills in TypeScript and React, experience with backend lang ...

Backend Engineer, Crypto Trading (Hybrid London)

A leading technology company in London is seeking a Software Engineer to design and maintain backend services for crypto trading. This role requires expertise in Go, Java, C++, C#, or Python, and offers a hybrid work environment. Ideal candidates will have problem-solving skills and a proactive mindset, along wi ...

Senior Software Engineer: Backend & Microservices (Java)

A leading EdTech company based in London is seeking a Senior Software Engineer to design and build scalable systems. In this role, you'll work on backend architecture, APIs, and data systems while collaborating with a global engineering team. Ideal candidates should have strong experience with Java, Python, and ...

Azure AI Engineer: Build Production Ready Gen AI Apps

A data and AI consultancy is looking for an AI Engineer to join their London team. This role involves implementing AI solutions, developing backend services and REST APIs in Python, and building AI applications. Candidates should have a solid background in software engineering, experience with Azure services, an ...

Senior AI Engineer: Generative ML & Platform Innovator

A leading fintech company in Greater London is seeking a Senior AI Engineer to drive the adoption of Generative AI technologies. The role involves mentoring peers, setting engineering practices, and designing AI solutions with cross-functional teams. Candidates should have hands-on experience with LLMs and stron ...

Founding ML Engineer: Build the Talent Matching Engine

A tech company based in Greater London is seeking an ML Engineer to develop an AI-driven talent matching system. You will own the matchmaking engine, build embedding models, and ensure reliable backend services. The ideal candidate has strong expertise in Python and ML foundations along with practical production ...

Senior Backend Engineer Healthcare Data Marketplace

A healthcare data platform company is seeking a Software Engineer to enhance backend systems for healthcare data management. The ideal candidate has over three years of experience, strong programming skills in Python, and comfortable with both structured and unstructured data. This role offers competitive compen ...

Full‑Stack Engineer: Python, APIs & Data Platforms

A leading fintech start-up is looking for a Backend Engineer to design systems and enhance functionality within their platform. The role involves working with Python, Docker, and AWS to improve data processing and automation. The ideal candidate has strong collaboration skills, experience with API design, and ca ...

Full Stack Engineer — Platform Performance

A leading freelancing platform is looking for a Full Stack Software Engineer in London. In this role, you will work across the stack to optimise performance through frontend and backend technologies. Candidates should have 2-4 years of experience, strong skills in Angular and TypeScript, as well as familiarity w ...

Client Facing Deployment Engineer

A dynamic technology firm in Greater London seeks experienced backend or full-stack professionals. The role involves working directly with clients to build customized solutions and integrating with various systems. Ideal candidates will have over 5 years of experience in Python and TypeScript, possess strong com ...

Full Stack AI Interfaces Engineer (Prototype Driven)

A pioneering tech company in London is looking for a candidate to rapidly prototype AI interfaces and translate experimental concepts into robust applications. Successful candidates should possess deep knowledge of React, Next.js, and backend technologies like Node.js or Python. The role demands a collaborative ...

Senior Fullstack Engineer — Global Commerce Platform (Remote)

A leading audio streaming service is looking for a Senior Fullstack Engineer to enhance its payment infrastructure. The role involves architecting and implementing backend services using Java and Python to ensure payment processing across their platform. The ideal candidate is experienced in modern JavaScript, c ...

Senior Backend Engineer: AI APIs & Scalable Infra

A leading technology company in Greater London is seeking a Senior Backend Engineer to work on advanced AI systems. The role involves building scalable APIs and improving inference infrastructure while collaborating with AI researchers. The ideal candidate will have strong skills in Python and Go, along with kno ...

Senior Data Architecture Lead Backend Systems

Citi is seeking a Data Architecture Lead Analyst in Greater London. This senior technical role is responsible for establishing and implementing backend application systems designs, leading database program development using technologies like Python, Oracle, and Snowflake. The ideal candidate will have proven exp ...

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