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    Senior Python Backend Engineer | AI Powered FinTech

    A fast-paced technology company in Greater London is seeking a Senior Python Developer to join their back-end development team. In this role, you will implement scalable solutions in Python and develop REST APIs. You should have 4+ years of professional Python coding experience and be familiar with Django. The p ...

    Senior Python Engineer — AI‑Augmented Cloud Backend

    A leading European cloud service provider is seeking a Senior Python Developer to drive innovations in AI-augmented coding. The candidate will design and maintain backend services using Django or FastAPI, leverage AI tools for code improvements, and promote best practices in software development. Ideal applicant ...

    Senior Python Backend for Forecasting AI Agents

    A cutting-edge AI firm is seeking a talented backend engineer to develop the infrastructure for autonomous AI systems. You will work closely with founders to design data pipelines, architect backend services, and ensure optimal integration of various components. The ideal candidate has over 5 years of experience ...

    Senior Python Backend Engineer — Fast, Scalable Delivery

    A leading retail company in Greater London is looking for a Software Development Engineer III to take on a senior engineering role. You'll be responsible for shipping backend services and working closely with front end and data science teams to deliver exceptional customer outcomes. The ideal candidate has a str ...

    Senior Python Backend Engineer — Front Office Platform

    A leading financial services recruitment agency is seeking an experienced Python Engineer to contribute to a front office-facing platform within a tier-one investment bank. This role involves building backend services in Python, working on data-intensive workflows, and improving system design. Candidates should ...

    Python Backend Engineer — AI Platform & Systems (Equity)

    A cutting-edge AI startup is seeking a Software Engineer (Python) to help build an advanced AI wealth management platform. The ideal candidate will have over 4 years of experience in Python engineering, focusing on AI platforms and backend systems. Responsibilities include developing model orchestration, scalabl ...

    Python Backend Engineer FastAPI, AWS, Docker (Hybrid)

    A dynamic tech startup in Bristol is seeking a Python Software Engineer to enhance their behavioural science platform. The role involves developing backend services and APIs, working with Docker and AWS, and collaborating closely with the Head of Engineering. The ideal candidate has 2-4 years of Python experienc ...

    Senior Python Engineer Remote/Hybrid Backend Architect

    A technology-focused company in Northern Ireland is seeking a Senior Python Engineer. This role involves designing and developing high-quality backend systems using Python and modern frameworks. The ideal candidate will have over 5 years of experience, strong problem-solving skills, and an understanding of cloud ...

    Senior Backend Engineer — Python Microservices (FastAPI) London

    A leading Insurtech company in London is seeking a motivated Senior Backend Engineer to build and scale their insurance platform. The role focuses on developing Python microservices using FastAPI and collaborating in a high-performing team. The ideal candidate has strong expertise in Python development, microser ...

    Backend API Engineer — Python, AWS & Data Pipelines

    A leading advertising and communication agency in Greater London is seeking a Software Developer Back End. The role involves designing and operating scalable APIs and data systems on AWS, while leading a team. Ideal candidates should have strong Python and FastAPI skills, along with experience in CI/CD and AWS s ...

    Remote Senior Backend Engineer Python, Fintech Data

    Zepz is looking for a Senior Backend Software Engineer to join their Reconciliation Engineering team in the UK. Your expertise in Python and data models will be essential for automating processes and resolving data discrepancies. You’ll work collaboratively with Finance and Data Operations teams to implement cri ...

    Backend Software Engineer — Python, AWS, Energy Solutions

    The Green Energy Advice Bureau Limited in Sunderland is seeking a Software Engineer (Backend-Focused) to enhance its internal platform, Phoenix. The role involves backend development primarily in Python, integrating RESTful APIs, and maintaining legacy systems. Salary is between £35,000 and £38,000, and perks in ...

    Senior Python Engineer – Global FinTech Backend (Hybrid)

    Grid Dynamics Holdings is looking for experienced engineers in the Greater London area. The successful candidate will be primarily a Python developer with a strong background in developing global-scale software systems for financial institutions. Responsibilities include building complex systems, developing back ...

    Backend Python Engineer — High Impact FinTech (Hybrid)

    Glocomms is seeking a Backend Software Engineer in London to design and maintain secure, scalable backend systems critical to financial offerings. This hybrid role demands 4-5 years of software engineering experience, proficiency in Python/Django or Go, and a strong understanding of relational databases. The pos ...

    Product Tech Lead: Hybrid Python Backend Architect

    A technology consulting company in London seeks a Product Technical Lead to drive the development of a complex software product. The role involves leading backend development using advanced Python skills and collaborating with product and design teams. Ideal candidates have a strong software engineering backgrou ...

    Python Backend Engineer (FastAPI) – AI/LLM, Relocation

    Weekday AI in the United Kingdom is seeking a Backend Engineer to develop scalable systems in a rapidly expanding, AI-focused environment. The ideal candidate will have 5–9 years of experience, with strong proficiency in Python and FastAPI, and an understanding of microservices architecture. This role offers the ...

    Hybrid Backend Engineer – Java Spring Boot & Python

    Methods Business and Digital Technology is seeking a Back-end Developer specializing in Java Spring Boot and Python. This permanent hybrid role requires three days on-site in London. You will lead the migration of core architecture to a cloud-native landscape and design technical connectors for global channels. ...

    Backend Data Engineer: Python, ETL & AI Pipelines

    A public sector organization is looking for a Software Developer to join their Cabinet Office Digital team in York. The role focuses on back-end development for data services, requiring expertise in Python and ETL processes. Responsibilities include leading data engineering projects, conducting assurance activit ...

    Backend Software Engineer C# Python Market Data

    Backend Software Engineer C# Python – Market Data (PR/ ) London, England Salary: GBP - GBP per annum + bonus + benefits Backend Software Engineer / Developer (C# Python Data Lakes) London / WFH to £150k+ Are you a data savvy Backend Software Engineer? You could b ...

    Backend Engineer (C# / Python / AWS) – Hybrid London

    Client Server is seeking a Backend Software Engineer in Greater London on a 12-month Fixed Term Contract. The role offers a salary of up to £180,000 per annum plus benefits. The ideal candidate will have strong experience with C#, .NET, Python, SQL, and AWS, along with a background in investment management or fi ...

    Market Data Backend Engineer (C# & Python) – Hybrid

    Client Server is looking for a Backend Software Engineer in London, offering a salary of £100k - £150k plus bonus and benefits. You'll design and build data platform components using C# and Python, develop ETL pipelines, and improve CI/CD practices. The role requires strong backend development, knowledge of data ...

    Senior Python Backend Engineer (Hybrid) — Scale & Reliability

    A technology company is seeking a Senior Python Engineer in Ipswich for a hybrid role. This position involves designing scalable backend systems, owning features from discovery to deployment, and ensuring system reliability. The ideal candidate has proven Python experience, a solid understanding of APIs, and wor ...

    Backend Engineer (Go/Python) Scalable Services & Pipelines

    Renesas Electronics Corporation is seeking a Back-End Engineer based in Cambridge. This role involves designing and maintaining web services using Go and Python, integrating with various systems, and collaborating with multidisciplinary teams. The ideal candidate will have over 5 years of relevant experience in ...

    Senior Python Backend Engineer Remote iGaming APIs

    Burns Sheehan is seeking a Senior Software Engineer to join a rapidly scaling iGaming platform as a technical anchor for the backend team. This remote-first position requires strong backend engineering experience, particularly in Python, along with a proven ability in building production-grade APIs. The role inv ...

    Senior Python Backend Engineer | Hybrid, APIs & Growth

    A dynamic tech scale-up in England is looking for Mid and Senior Python Developers to join its back-end team. You will implement scalable solutions, design REST APIs, and ensure code quality in a collaborative setting. This full-time role offers a competitive salary of £60,000 - £80,000, hybrid working options, ...

    AI/ML Backend Engineer — Python, Azure, FastAPI

    GlaxoSmithKline is seeking a skilled Backend Developer to create and maintain Python web applications. The ideal candidate will have a Master's degree and solid experience in Python development, including cloud infrastructure and AI/ML integration. Responsibilities include designing software architecture, implem ...

    Senior Backend Engineer: Python, AWS, Hybrid + Equity

    Taktile is looking for a Senior Backend Engineer to join the team in London. This role involves designing and operating backend services in Python on AWS, tackling scalability and reliability challenges. Candidates should have at least 5 years of experience, strong system design skills, and the ability to lead c ...

    Backend Engineer (Python/FastAPI) AI/LLMs, Sponsorship

    Weekday AI (YC W21) in the United Kingdom is seeking a Backend Engineer with 5-9 years of experience. The role focuses on building scalable systems using Python and FastAPI, integrating advanced AI capabilities, and working closely with cross-functional teams. Ideal candidates will excel in backend development a ...

    Backend Data Engineer: Python, ETL & AI Pipelines

    A public sector organization seeks a Software Developer experienced in back-end development with a focus on data pipelines. The role involves leading data engineering, supporting Agile teams, and mentoring junior developers. Ideal candidates are proficient in Python and familiar with ETL processes, AWS services, ...

    FinTech Backend Engineer (Python/Django) – London Hybrid

    Signify Technology is seeking an experienced Python Developer with expertise in Django and SQL/PostgreSQL for a hybrid role in London. The successful candidate will develop and maintain web applications and backend systems specifically in the FinTech industry. Key responsibilities include writing clean code, opt ...

    Senior Python Backend Engineer for AI Platform

    Peaple Talent is seeking an experienced Python Developer in Bristol for a permanent position. This role requires building and evolving server-side services using Python, focusing on scalability and reliability. Candidates should have a strong track record in backend architecture, API development, and experience ...

    AI Driven Backend Engineer (Python/Django) FinTech

    Corgi Insurance in London is looking for a Software Engineer to build and maintain their AI-powered business insurance platform. Candidates should have at least 2 years of experience, strong Python and Django skills, and be comfortable with SQL and REST APIs. The role involves integrating various systems and imp ...

    Backend Architect – Java Spring Boot & Python (Hybrid)

    Methods is seeking a skilled architect to lead the migration and rebuilding of core architecture in Java Spring Boot at their London office. This hybrid role requires three days on-site each week. Key responsibilities include optimizing technical connectors for various marketplaces and ensuring real-time synchro ...

    Senior Python Backend Engineer – Data & AWS (Remote)

    Client Server is seeking a Senior Python Developer / Backend Software Engineer in London with a salary up to £90k. This role involves building backend services and data models for a complex energy trading platform. The ideal candidate should have strong Python and AWS expertise, along with experience in data pip ...

    Remote Backend Engineer (Python/Flask) – APIs & Reliability

    Morta is looking for a Backend Developer in Greater London to build backend services and APIs using Python and Flask. This role involves designing reliable background jobs with tools like Celery and Redis, collaborating on architectural decisions, and improving overall system performance. The position supports a ...

    Backend Software Engineer Python Data R&D

    Backend Software Engineer / Developer (Python Data R&D) Cambridge onsite to £55kWould you like to work on Greenfield projects at the cutting edge of medical technology?You could be joining a well funded start-up, collaborating with scientists and other engineers to develop sensing and ima ...

    Backend Software Engineer Python Data R&D

    Backend Software Engineer / Developer (Python Data R&D) Cambridge onsite to £55kWould you like to work on Greenfield projects at the cutting edge of medical technology?You could be joining a well funded start-up, collaborating with scientists and other engineers to develop sensing and ima ...

    Backend Software Engineer C# Python Market Data

    Backend Software Engineer / Developer (C# Python Data Lakes) London / WFH to £150k+Are you a data savvy Backend Software Engineer?You could be joining a Hedge Fund with complex work and substantial bonus earning potential.As a Backend Software Engineer you will join a growing team ...

    Software Engineer (100% Backend, Python & AWS)

    Software Engineer (100% Backend, Python & AWS)London (On-site, London Farringdon)Full-time, salary: £60,000-80,000Job SummaryAre you passionate about architecting the data and applicati ...

    Software Engineer (100% Backend, Python & AWS)

    Software Engineer (100% Backend, Python & AWS)London (On-site, London Farringdon)Full-time, salary: £60,000-80,000Job SummaryAre you passionate about architecting the data and applicati ...

    Maps API Backend Engineer II — Remote

    Mapbox Inc. is seeking a backend engineer in the United Kingdom with over 5 years of experience. This role involves collaborating to identify tasks, ensuring timely delivery of high-quality results, and designing systems that scale with Mapbox's growing customer base. Candidates should have proficiency in Python ...

    Backend Java Developer Public Sector

    **Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

    Backend Java Developer Public Sector

    **Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

    Backend Java Developer Public Sector

    **Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

    Senior BackEnd Developer Cyber (Contract)

    . Methods Business and Digital Technology LimitedMethods 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 sk ...

    Senior BackEnd Developer Cyber (Contract)

    .  Methods Business and Digital Technology LimitedMethods 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 a ...

    Backend & Enterprise Workflow Developer (Hybrid)

    A public sector organization is looking for a dedicated Developer to join their IT Product Team in Chichester. The role focuses on the development and automation of digital systems, requiring a degree or equivalent experience in enterprise workflow or application development. Key responsibilities include support ...

    Senior WordPress Backend Developer – Hybrid

    A high-performance web design agency is seeking an experienced Back End WordPress Developer to join their team in London. The role involves re-architecting client websites and creating custom WordPress plugins, ensuring high performance and user experience. Applicants should have strong knowledge in PHP and Java ...

    Senior Backend Developer United Kingdom

    Join blp – The #1 Solution for ERP Automation blp is a high-performance ETH and HSG spin-off redefining ERP automation with AI. We solve real enterprise problems with cutting-edge tech and a strong sense of ownership. Our solution is in production across 40+ countries, used by 20,000+ daily activ ...

    Senior Java Backend Developer Volunteer

    Overview We are seeking a senior Java Backend Developer with expertise in complex projects with AWS infrastructure. What difference will you make? You will help taking to the market a unique system to preserve information from biases. What are we looking for? Quali ...

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