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    Senior Automation Tester (Python) – Agentic AI & LLM Systems (Hybrid)

    At Resillion, our culture is built on a mindset of “if you see something, say something” — taking responsibility and speaking up. We expect everyone to adapt and embrace change as the company grows. We recognise the value of every employee and invest in developing their skills so that, as an organisation, ...

    SoC ASIC/FPGA Design Engineer RTL, C/C++, Python

    A technology company in Cambridge is seeking an ASIC Hardware Engineer to join their advanced semiconductor team. The ideal candidate will have a strong background in ASIC and/or FPGA design, along with programming experience in C/C++ and Python. Candidates should be knowledgeable about GPU, CPU, DSP, or FPU arc ...

    Senior Python Engineer | SQL/ORM, CI/CD, Product‑minded

    Java Script Works is seeking a highly experienced Software Engineer in Cambridge with expertise in advanced Python and product management. You will be responsible for developing innovative software solutions and collaborating closely with product teams. The role offers a competitive salary ranging from ...

    Hybrid Full Stack Dev (React/Python) — AI Ready UI

    A technology company in Greater London is seeking a Full-Stack Developer with a strong front-end focus. The role involves developing front-end using React and contributing to backend services with Python. This hybrid position requires two days a week in the London office. The ideal candidate should have experien ...

    Full Stack Software Engineer: Java/C#/Python/JS & React

    Overview Widecombe-in-the-Moor, United Kingdom Posted 24 days ago This is a job posted by our partner Jooble Principal Software Engineer, Nifty Gateway Software Engineer, Nifty Gateway (Fullstack) 108 E 16th Street, New York, NY 10003 Proven Experienc ...

    Senior Python/Django Engineer — End to End Platform Builder

    uMed in Greater London is seeking a Senior Software Engineer to enhance their platform using Python and Django. This role involves ownership of developments, collaborating closely with Data Engineering for smooth integration. The ideal candidate has strong Python and Django skills, a solid understandin ...

    Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

    Job Description As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you will lead the onboarding process for new clients and partners using the Financial Information Exchange (FIX) protocol. Your role involves working closely with clients, internal teams, ...

    Senior Full Stack Engineer Python & Vue/React (Hybrid UK)

    Oliver Bernard, a leading tech company based in London, is seeking experienced Product Engineers as they expand their team post-funding. This Full-Stack role demands strong backend capabilities in Python, and frontend skills in either Vue or React. Join a collaborative environment where you'll handle p ...

    Python Lead Software Engineer Rates Live Risk & P&L

    DescriptionYou will join a front-office engineering team that builds and operates core Rates trading tooling where correctness, resilience, and latency matter every day. The environment is fast-moving and highly collaborative, with strong expectations for production ownership, rapid iteration, a ...

    Lead Data Engineer Python, SQL Team Lead Vice President

    Be an integral part of an agile team that's constantly pushing the envelope to innovate, build, enhance and deliver top-notch technology products. As a Lead Data Engineer at JPMorgan Chase within the GIB and a part of the Capital Markets Team you are an integral part of an agile team that works to enha ...

    Senior Full Stack Engineer: AI‑driven, PHP/Python, AWS

    hedgehog lab is seeking a Senior Full Stack Engineer to join our product team on a leading procurement platform. You will contribute to the transition from PHP/Laravel to Python and be involved in significant engineering work daily. The role offers flexible working arrangements and an engaging environm ...

    Lead Software Engineer Java/Python Risk Data Platform & Strategy

    Job Description Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collab ...

    Lead Software Engineer — Java/Python in Risk Data Platform

    A leading global financial institution in Greater London is seeking a Lead Software Engineer to design and enhance data engineering solutions within the Corporate Risk Technology team. This role requires proficiency in programming languages like Java and Python, as well as experience with large-scale data proces ...

    Data Scientist Apprentice Hands on ML & Python (Level 6)

    QinetiQ in Farnborough is offering a Level 6 Data Scientist Apprenticeship aimed at enhancing your skills in data collection and analysis in a collaborative environment. The role involves applying machine learning techniques and may require occasional on-site or remote work. Your apprenticeship will le ...

    Quantitative Analyst – Equity Derivatives / Volatility (C++ | Python | Front Office)

    Quantitative Analyst – Equity Derivatives / Volatility (C++ | Python | Front Office) Leading Hedge Fund | London Compensation: Highly competitive We are hiring a front-office Quantitative Analyst focused on equity derivatives and volatility modelling within a leading global macro ...

    Senior Full Stack Engineer: AI‑driven, PHP/Python, AWS

    hedgehog lab is looking for a Senior Full Stack Engineer to join their product team, working on a leading procurement platform. This role involves extensive use of PHP/Laravel and contributions toward a modern Python architecture. You will have a flexible working environment with options to work from h ...

    Lead Software Engineer Python / AI Athena Core Vice President

    Job Description Join us to shape the future of developer experience on one of the firm's most strategic technology platforms. You'll have the opportunity to impact how software is built across a vast engineering organization, tackling meaningful technical challenges and driving innovation. We val ...

    VP, Senior Full Stack Engineer (Python/Java) for Trading

    Citi is seeking a Vice President level developer for the Strategic Equity Solutions team in Greater London. This role focuses on creating innovative trader workflow tools and involves direct engagement with global business users. Key responsibilities include designing high-performance software, mentori ...

    Systems Integration Engineer (Python, APIs, SQL) in London Jellyfish

    Systems Integration Engineer (Python, APIs, SQL) London, United Kingdom Posted 9 months ago This role is posted by our partner Jooble. Tech stack SQL REST Python RESTful API APIs CI/CD Quali ...

    Senior Software Engineer – Linux/Python for AI‑Driven Systems

    Avanti Recruitment is looking for a Senior Software Engineer to join their innovative team in Malvern, UK. This hybrid role focuses on developing technology that makes a real-world impact, blending software, hardware, and AI. In this position, you will take ownership of software development across vari ...

    Senior Software Engineer (DV Cleared) – Python/C++, Portsmouth Onsite

    iO Associates is looking for an experienced Senior Software Engineer to work in Portsmouth, UK. The role involves supporting the maintenance, enhancement, and modernisation of complex software systems within a secure environment. Candidates must have active DV clearance, strong software engineering skills in ...

    Mid Level Python Engineer — Free 16 Week Training (Birmingham)

    CodeFirstGirls is offering a 16-week free training course for a Mid-Level Python Engineer position with the Counter Terrorist Police in Birmingham, UK. This course aims to help women upskill into mid-level tech roles while providing hands-on experience in design, development, and collaboration on software sol ...

    Senior Python/Django Engineer — Lead End to End Features

    Channel Factory in Greater London is seeking an innovative and dedicated Senior Software Engineer to develop intelligent marketing solutions. You will collaborate with various teams to deliver end-to-end features, lead technical discussions, and manage project priorities. This role requires 3+ years of ...

    Mid Level Full Stack Engineer | Python + Vue/React | Hybrid

    Oliver Bernard is seeking multiple Mid-Level Full-Stack Engineers to join their growing Engineering team in London. This role involves taking ownership of the full-stack development, collaborating with Frontend and Backend engineers as well as Product and Design teams to enhance their web application. ...

    Python Lead Software Engineer Rates Live Risk & P&L

    Description You will join a front-office engineering team that builds and operates core Rates trading tooling where correctness, resilience, and latency matter every day. The environment is fast-moving and highly collaborative, with strong expectations for production ownership, rapid iteration, a ...

    Senior Full Stack Engineer — Python/Django, Flutter, AWS AI

    Client Server is looking for a Senior Full Stack Engineer / Developer to join their team in North London. The successful candidate will work on innovative AI workforce optimisation software that connects flexible temporary workers with hospitality clients, playing a key role in system transitions from monolit ...

    Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

    As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you are an integral part of the team that is responsible for managing and facilitating the onboarding process for clients using the Financial Information Exchange (FIX) protocol. This role typically involves working close ...

    Remote Senior Python Dev for AI Code Migration & Testing

    Mindrift is looking for a Senior Python Developer to engage in project-based opportunities focused on AI systems. You'll be creating functional tests, managing Docker environments, and leveraging LLMs for enhanced development. This role allows for fully remote participation, providing flexibility to ch ...

    Python Lead Software Engineer Rates Live Risk & P&L

    Job Description Join a front-office engineering team that builds and operates core Rates trading tooling where correctness, resilience, and latency matter every day. The environment is fast-moving and highly collaborative, with strong expectations for production ownership, rapid iteration, and hi ...

    Software Engineer III: Semantic Search APIs in Python & C#

    LexisNexis Legal & Professional is seeking a Software Engineer III specializing in Python and C#. The role involves independently working on software development tasks, including specifications for a semantic search API and maintaining internal tools. The ideal candidate will demonstrate proficiency in ...

    Senior Software Engineer (C++/Python) — Full SDLC, Flexible Hours

    Premier IT, a well-established global engineering company in Greater London, seeks a Senior Software Engineer to oversee software development throughout its lifecycle. This role involves developing cutting-edge products and enhancing existing systems, while collaborating with external stakeholders. The ...

    Lead Software Engineering Java/Python Risk Data Platform & Strategy

    Job Description Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a colla ...

    R&D Software Engineer (Python & Rust) for AI Security

    Client Server is seeking a Software Engineer to join its R&D team in Cambridge. In this role, you will engage in the development of a new Greenfield product aimed at mitigating AI-based security threats. You will primarily work with backend Python and have exposure to Rust and emerging technologies, fostering ...

    Pricing Platform Engineer – Real Time Pricing (Java/Angular/Python)

    hackajob is collaborating with Barclays to offer a Pricing Application Developer role based in London. You will design and enhance software solutions using Java, Angular, and Python, focusing on the Metis pricing platform. The ideal candidate has experience in derivatives and real-time pricing. This po ...

    Marketing Analytics Analyst: Boost Campaign ROI with SQL & Python

    Harnham is hiring for an Account Analytics Analyst based in London with a hybrid work model. The role involves analyzing marketing data and delivering insights to optimize campaigns and improve performance. The ideal candidate will have 2-4 years of experience in analytics, strong SQL skills, and famil ...

    Lead Cloud Software Engineer: Python, AWS & AI for Cost

    JPMorgan Chase & Co. is seeking a Lead Cloud Software Engineer in Glasgow. This hands-on role involves designing and building cloud-native software solutions focused on cost optimization and data efficiency. You will leverage advanced engineering skills and AWS services to develop scalable systems and foster ...

    Senior ML Engineer (Python, GenAI) Part time Project Based

    Please submit your CV in English and indicate your level of English proficiency.Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. ...

    Senior Software Engineer (Rust, C++, Java, Go or Python)

    Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equity Are you excited by solving technic ...

    Lead Python Engineer for Real Time Rates Trading Tools

    J.P. MORGAN is looking for a front-office engineer to build and operate core Rates trading tooling. The role requires strong Python development skills and experience in production service operation. You will collaborate closely with traders to deliver effective solutions and own production services end-to-end ...

    Full Stack Software Engineer ( Python / JavaScript ) | High Growth FinTech

    About the Role Build and ship customer‑facing features across modern web applications. Work across the full development lifecycle, from design through to deployment. Collaborate with Product, Design and Engineering teams to solve real user problems. Contribute to scalable systems, clean architectu ...

    Senior Full Stack Engineer | Python, React, AWS (Hybrid London)

    Synechron is seeking an experienced Full Stack Developer to join a renowned financial institution on a long-term contract. This role involves developing scalable backend services using Python and creating responsive frontend interfaces with TypeScript and React. The position demands strong problem-solving ski ...

    Senior Software Engineer [Python], Fixed Income Hedge Fund, LDN

    Senior Software Engineer (Python), FI Hedge Fund, London (Onsite) We are working with a fast-growing fixed income hedge fund who are looking to hire an experienced, data-oriented software engineer to join their lean but evolving team in London. There is a subtle buzz about the firm and it’s ...

    Mid Level Python Backend Engineer – Cloud, CI/CD & Automation

    Instil Software Ltd is seeking a Mid-Level Python Software Engineer based in Belfast. This role involves building backend services, working with cloud infrastructure (primarily GCP), and writing automation scripts. The ideal candidate has solid experience with Python and strong scripting skills, particularly ...

    Lead Software Engineer Python / AI Athena Core Vice President

    Join us to shape the future of developer experience on one of the firm’s most strategic technology platforms. You’ll have the opportunity to impact how software is built across a vast engineering organization, tackling meaningful technical challenges and driving innovation. We value product thinking, technica ...

    Python Lead Software Engineer Rates Live Risk & P&L

    DescriptionYou will join a front-office engineering team that builds and operates core Rates trading tooling where correctness, resilience, and latency matter every day. The environment is fast-moving and highly collaborative, with strong expectations for production ownership, rapid iteration, a ...

    Lead Data Engineer Python, SQL Team Lead Vice President

    Be an integral part of an agile team that's constantly pushing the envelope to innovate, build, enhance and deliver top-notch technology products. As a Lead Data Engineer at JPMorgan Chase within the GIB and a part of the Capital Markets Team you are an integral part of an agile team that works to enha ...

    Lead Software Engineer Go / Kubernetes / Python Public Cloud Engineering

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what’s possible. About TeamWe are expanding our Public Cloud Engineering organization into EMEA region by establishing a new Identity and Access Management (IAM) team to better server ou ...

    Lead Software Engineer Java/Python Risk Data Platform & Strategy

    Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collaborative environment where yo ...

    Lead Software Engineering Java/Python Risk Data Platform & Strategy

    Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collaborative environment where yo ...

    Lead Software Engineering Java/Python Risk Data Platform & Strategy

    Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collaborative environment where yo ...

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      Python Developer And Python Tech Architect Jobs in United Kingdom Job Search Guide, Trends and Insights