Overview As Lead Python Developer, you will own the design and delivery of data platforms and automation within a fast-growing financial services business. You’ll shape the technology roadmap and collaborate with senior leadership to deli...Read More>>.

Overview As a Python Developer you will build and enhance the core enterprise-grade platform used by a tech-driven trading firm. You will work in the main development team to implement features, diagnose issues, and fix bugs, focusing on se...Read More>>.

Overview In this role you will join a fast-paced data science team building an enterprise-grade social data platform in Python. You will contribute to green-field development, shaping architecture and leveraging open-source tech including D...Read More>>.

Overview In this fintech-focused role you will design, develop and deploy Python-based backend services that power payments and social finance products. You will work within a tight Agile team, using microservices and TDD/BDD to deliver sca...Read More>>.

Overview Senior Python Developer to build and maintain automation, backend services and tooling for telecoms and network operations in a large-scale tech environment. You will focus on Python-based automation, REST APIs, and backend develop...Read More>>.

Overview In this role you will develop and enhance Counterparty Credit Risk applications that power derivatives risk metrics. You will work within Citi’s Financial Risk Technology group to improve end-to-end calculation, testing, and depl...Read More>>.

Overview In this role you will design and build high-performance trading systems and cloud infrastructure to support front, middle, and back-office operations. You’ll collaborate with stakeholders to translate complex needs into scalable...Read More>>.

Quantitative Developer – Python – Central LondonWe’re a fast‑paced blockchain scale‑up looking for Quantitative Developers with proficiency in Python, Pandas, NumPy, and experience from the Trading world.We’re on the...Read More>>.

Enfint in London, part of a global Japanese bank, develops high-performance trading systems and cloud infrastructure for critical front-, middle- and back-office operations.The role designs, develops, and enhances trading platforms, transla...Read More>>.

Senior Python Developer / Software Engineer (Python FastAPI Django) London to £120k Would you like to progress your career in a senior, hands‑on role at an early stage AI start‑up within the beauty space? As a Senior Python...Read More>>.

Wintermute is seeking an experienced developer to join the Core Development team in London. You will work in a small, high‑impact group, writing clean and concise code while collaborating with traders, quants and the DeFi team.Most servic...Read More>>.

Front Office Developer - Trading Technology - Python Get AI-powered advice on this job and more exclusive features. This range is provided by Orbis Group. Your actual pay will be based on your skills and experience — talk with...Read More>>.

Tank Recruitment in London is seeking an experienced Lead Python Developer to join a growing tech team on a hybrid basis, combining hands-on coding with technical leadership to deliver high-quality software and data-driven solutions. You will guid...Read More>>.

IB Talent Search is seeking a Python Developer to join our Retail Technology team on a remote-first contract. The role focuses on building and integrating bespoke applications that support inventory management, replenishment and omnichannel operat...Read More>>.

A world-class tech house in the finance sector is looking for a talented Python Developer to join its high-performing software engineering team in London.This is an opportunity to work alongside some of the industry’s top technologists...Read More>>.

Attribution Search is partnered with a London based Asset Management firm looking to hire a Python Developer into its growing technology team. This is an exciting opportunity to support a broad range of investment and operational...Read More>>.

Attribution Search is collaborating with a London-based Asset Management firm seeking an experienced Python Developer to join its dynamic technology team. This role involves enhancing backend and user-facing applications and supporting data workfl...Read More>>.

Hunter Bond is seeking a talented Python Developer to join its software engineering team in London. This role offers the chance to build innovative platforms and tackle real-time data challenges alongside elite engineers from top-tier tech firms....Read More>>.

SRT Marine Systems plc, a market leader in maritime surveillance technology, seeks a Product Security Engineer. The role is based primarily from our Bristol office with occasional travel to Cardiff and Bath, offering hybrid working arrangement....Read More>>.

Gordon Murray Group seeks a Lead Engineer – Engine Management Systems (EMS) to own EMS software and calibration end-to-end across all programmes. You will lead external partners, govern EMS delivery, and ensure production-ready integration with...Read More>>.

Saga Group is seeking a Python Developer to turn data into scalable applications that empower teams to make data-driven decisions. You will use Python, Streamlit and SQL to build self-service data products that simplify complex information for peo...Read More>>.

CGI’s Space, Defence and Intelligence unit is seeking experienced Python Developers to join cross-functional teams delivering secure, scalable solutions for government clients in the UK. You will design, build, and operate mission-critical syste...Read More>>.

Python - Senior Developers - AI Training - UK About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, resear...Read More>>.

Citi in London is seeking a Counterparty Credit Risk Developer to advance the derivatives credit risk application. You will develop and maintain risk calculations, collaborate with Quant and Technology teams, and help optimize CI/CD and cloud work...Read More>>.

Senior Software Security Developer – Core Platform Services London About us PhysicsX is a deep-tech company with roots in numerical physics and Formula One, dedicated to accelerating hardware innovation at the speed o...Read More>>.

Counterparty Credit Risk Analytics is a group within Citi Financial Risk Technology, responsible for developing the applications used for derivatives credit Risk and Basel Capital calculations Firm-wide.The Counterparty Credit Risk Devel...Read More>>.

CBSbutler is assisting a cybersecurity technology business in London to recruit a Lead C++ Software Engineer - Technical Delivery. The role is hybrid with 2 days on site, offering £80,000-£95,000 plus bonus and excellent benefits.You will...Read More>>.

Global Investment Banking Client is seeking a talented Python developer to join a cross-functional team delivering strategic and tactical solutions for Global Markets, Capital Markets, and Treasury. As a senior developer, you will contribute desig...Read More>>.

Fractile in the UK is seeking a Senior Verification Engineer to help accelerate AI hardware development in Bristol or London. You will drive pre-silicon RTL verification, build robust testbenches, and improve tape-out quality while reducing costs....Read More>>.

We are looking forseniorPython Developerswith strong experience intrading and risk management systemswithin investment banking. The role involves building backend applications and data processing logic supporting risk calculations, tradeworkflo...Read More>>.

Addition Solutions Ltd in Watford hires a Senior Python Developer to help drive a major technology transformation. You will design, deploy and manage automation and monitoring platforms, with hands-on work across AWS, Terraform, Ansible and Python...Read More>>.

SQL Analytics Engineer (AI-Enabled, Databricks) - Software - London or ReadingDaily rate: £350 - £450Duration: 12 monthsStart: ASAPMy client is looking for an Analytics Engineer to join a global analytics team supp...Read More>>.

Python development - software to be integrated with a defence cloud environment, familiarity with D2S would be a major advantageDomains: Data & AI, Automation & Tooling, DevOps & InfrastructureModern devops / automated to...Read More>>.

Come join us and make a difference in the world! Discover more atwww.necsws.com NO AGENCIES PLEASE Job Description Please note, role can be remote or hybrid, subject to location. Role Overview...Read More>>.

Ovyo is seeking a Python Developer to join an existing engineering team in West Reading, supporting automation of manufacturing test rigs. You will write Python scripts to control hardware, read measurements, and analyze data with NumPy and relate...Read More>>.

AAA Global is seeking a Core Python Developer to join its algorithmic trading team focusing on digital assets. The role blends pragmatic coding with high-performance infrastructure and close collaboration with traders, C++ developers, and quants i...Read More>>.

Saga plc. London hybrid data team seeks a Python Developer (Data Products) to turn data and insights into scalable self-service applications using Python, Streamlit and SQL.You will work with stakeholders, analysts and engineers to bring id...Read More>>.

Senior Python Developer – Data Integrations & APIs | Public Sector | Up to £470/day (Inside IR35)We're hiring a Senior Python Developer to join a new integrations squad on a major UK public sector programme, building rob...Read More>>.

RecOps, in partnership with a leading consultancy, seeks a Contract Python Developer to support a public sector project. Core responsibilities include building services with Python, Flask or Django, and integrating AWS in a fast-paced environment....Read More>>.

Citi's Markets Quantitative Analysis Rates team is seeking a Quant Developer to join a global financial institution in London. You will apply strong Python and C++ skills to develop analytics and support senior management with MI data, balancing s...Read More>>.

Citi is seeking a Quant Developer for the Markets Quantitative Analysis Rates team in London. You will apply programming and quantitative skills to prepare information used by senior management to understand market reactions, delivering MI data un...Read More>>.

Citi is seeking a Python developer to join the Wholesale Credit Risk Technology team. The role focuses on building enterprise-scale applications using Python, FastAPI, and modern AI techniques, collaborating with onshore and offshore teams to deli...Read More>>.

Mid-level (2 years min commercial Python coding experience) - Cambridge | Hybrid – 2 days a week in office | £55,000–£70,000 Python with C++, Rust or JavaScript, Hybrid (Cambridge), CI/CD, Git, Docker. An exciting AI...Read More>>.

Proactive Global is seeking an experienced Controls Engineer to join a dedicated controls department delivering high-quality automation solutions for industrial machinery across various sectors in the UK.The role covers design, development,...Read More>>.

At Broadridge, we've built a culture where the highest goal is to empower others to accomplish more. If you're passionate about developing your career, while helping others along the way, come join the Broadridge team.We are excited to anno...Read More>>.

Helsing is seeking a Systems Engineer to drive end-to-end delivery of software-intensive capabilities, spanning requirements, architecture, design, integration and release. You will work with software architects, AI engineers and hardware teams to...Read More>>.

3 days a week on site We’re looking for an experienced Data Modelling Specialist – Senior Python Developer to join a team working on enterprise data governance, metadata management and data modelling within a highly re...Read More>>.

Harvey Nash is seeking an experienced Data Modelling Specialist – Senior Python Developer to join a team working on enterprise data governance, metadata management and data modelling within a highly regulated financial services environment....Read More>>.

Citi seeks a skilled Python developer to join the Wholesale Credit Risk Technology team. You will partner with onshore and offshore teams to design and deliver innovative technology solutions for the front office and Credit Risk Business.Th...Read More>>.