Programmer Python jobs in London

hackajob is collaborating with Barclays to connect them with exceptional professionals for this role. Embark on a transformative journey as a Software Engineer/Python Developer . At Barclays, our vision is clear – To design, develop and improve software, utilising various engineering methodologies,

Python Developer | £50 - £60 per hour We're working with a leading global financial technology partner at the forefront of Equities Derivatives innovation on this exciting opportunity. This is a high-impact role within the fastest-growing area of Equities Derivatives Technology, focusing on the soph

Requisition Number: 51819 Job Location: London, GBR Global Grade: Band 4 Work Type: Office Working Employment Type: Permanent Posting Start Date: 13/04/2026 Posting End Date: 26/04/2026 : Key Responsibilities Responsible for maximising eTPI along with colleagues in the ARM team. Responsible for grow

Date live: 16/04/2026 Business Area: Corporate Digital Banking Area of Expertise: Technology Contract: Permanent Reference Code: JR-0000079083 Embark on a transformative journey as a Software Engineer/Python Developer . At Barclays, our vision is clear – To design, develop and improve software, util

Responsibilities Automation and Scripting: Develop, audit, and maintain Python scripts for automation of deployment, configuration, monitoring and various tasks. Assist in documentation and help in understanding the functions of the currently deployed python scripts. Implement and manage CI/CD pipel

Robert Half Technology are assisting a market‑leading financial services organisation with the recruitment of a Junior Python Developer on an initial 12‑month FTC. The role will primarily support a Python and SQL‑based reporting and analytics suite used by operations and investment teams, while also

Python Quant Dev We're working with a premier quantitative trading and execution consultancy on this exciting opportunity. Are you a high-caliber Python Developer with a passion for market microstructure and algorithmic execution? This role puts you at the heart of European Cash Equities, where you

Senior Python Developer / Software Engineer (Python SQL IaC AWS) London 12 month FTC to £180k Are you a data savvy Senior Python Developer with strong SQL skills and finance experience? You could be progressing your career in a hands-on Senior Python Developer role at a tech driven, global Asset Man

Join Nordcloud and be part of the European cloud revolution. We supercharge our customers to innovate in hyperscaler cloud, enabling seamless migration, advanced security, and data-driven success. Senior Python Developer (AI‑Augmented) Level: Senior (5–7 years) Location: [London / Hybrid policy] Emp

eFinancialCareers

We’re seeking a talented Full Stack Python Developer to join our growing technology team at a leading investment bank. You’ll play a key role in designing and building a greenfield application from the ground up that will monitor and analyse the performance of trading systems. This is a unique oppor

Quantitative trading firm is looking to hire a Junior Cyber Security Python Developer to join a high-performing security engineering team within a leading technology-driven environment. This is an excellent opportunity for an early-career engineer with strong Python skills and an interest in cyberse

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth and depth of coverage across fo

Developer Native Shoreditch, London _______________________________________ Industry Design and Innovation Employment Type Full-time Work Environment On-site Experience 2+ years Job Function Technology _______________________________________ Job Description We are seeking a Developer to build ambiti

Quant Developer (Library Quant – Rates) | C++ / Python Leading Hedge Fund | London Compensation: Highly competitive We are hiring a Quant Developer (Library-focused) to build and enhance core pricing and risk libraries within a leading hedge fund platform. This role sits close to the trading desk ,

Senior Software Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking for a talented individual who will design,

Lead Python Developer / Software Engineer London / WFH to £120k Are you a skilled Python Developer with team leadership experience? You could be progressing your career at a well-funded and profitable FinTech start-up. As a Lead Python Developer you'll head up a small, talented tech team to deliver

Durlston Partners

A leading global hedge fund is seeking a Python/Golang/Rust Developer for their Digital Assets arm, offering up to £200k base salary plus bonus. The role involves maintaining existing systems and enhancing data analytics capabilities. Ideal candidates will have strong programming skills and a willin

Python Developer | £50 - £60 per hour We're working with a leading global financial technology partner at the forefront of Equities Derivatives innovation on this exciting opportunity. This is a high-impact role within the fastest-growing area of Equities Derivatives Technology, focusing on the soph

C/C Software Engineer - Core Dev Salary: up to £200k base bonus Summary Leading global HFT firm is looking for a pragmatic C/C Engineer to join the Core Development team. Despite serving as the hub for managing the substantial operations across the UK, Europe and the Middle East, the London office r

About the Role Design and Build User-Focused Digital Products as a Frontend / Mobile Developer Trainee at Bincom Global Are you passionate about creating seamless user experiences and pixel-perfect interfaces? Join our team as a Frontend / Mobile App Developer Trainee and gain hands-on experience bu