Backend Developer Python jobs in London

Senior Python 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 Python Developer (PYTHON/AWS/REACT). They are looking for a talented individual who will design, imp

Join Zepz: Breaking Down Borders, Together Our Meaningful Mission At Zepz, we're all about breaking down barriers for our customers and our teammates. Our purpose is deeply personal, we provide a lifeline and deliver opportunities to cross-border communities that need it most through cutting edge fi

Python Developer / Team Lead 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 Python Developer / Team Lead you'll head up a small, talented tech team to deliver new fe

Back End Developer Placement Programme We're working with a leading UK tech talent accelerator and CompTIA Gold Partner on this exciting opportunity. This programme is specifically designed to bridge the UK skills gap by transforming ambitious beginners into industry-ready developers through intensi

About us Finalto is a global provider of liquidity and trading technology solutions , serving institutional and B2B clients across global financial markets. With regulated entities in the UK, Singapore, Cyprus, Australia, and the UAE , Finalto combines global reach with deep expertise in financial m

Wavenet

Company Description Wavenet is a managed services provider specialising in cybersecurity, communications, and connectivity solutions that evolve alongside our customers' businesses—no matter what the future brings. Since our inception in 2000, we have been dedicated to keeping businesses connected.

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

Job Description Job Description Location: London (Hybrid – 3 days in office) Type: Full-time Are you ready to step into a high-performance environment at the heart of global markets? We're looking for a motivated and technically skilled eTrading Production Support Engineer to join our fast-paced App

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,

Senior Python Developer Project at a major Investment Bank seeks an experienced Python Developer to join their Front Office trading technology team delivering solutions that manage pricing and trade execution for FX Derivatives instruments. As the Senior Python Developer you will build a new platfor

We are looking for a Python Developer with strong experience in trading and risk management systems within investment banking. The role involves building backend applications and data processing logic supporting risk calculations, trade workflows and reporting. Key Responsibilities Develop and enhan

Job Title: Python Game Developer (Panda3D) Job Type: Contract Location: Remote Job Summary Join our customer's team as an expert Pyhton Game Developer (Panda3D), where you’ll contribute to cutting-edge AI training projects using one of the most robust and flexible open-source game engines. This spec

Quant Developer – Python - Equity Derivatives - Systematic Trading Orbis are partnering with one of the world’s most recognised multi-strategy Hedge Funds as they build out their Systematic Trading capability. As part of this exciting new development, they’re looking for a Quant Developer with excep

Legal 500

Role information Day Rate Contract £400–£500 per day Outside IR35 London - 4 days per week in office (Fleet Street) 3 months contract (potential for monthly rolling thereafter) Start date - from 27th April 2026 Legal 500 is an data-driven, AI-optimised research platform which benchmarks, informs and

Location: London, UK Industry: Investment Banking Work pattern: Hybrid (2/3 days onsite) We’re looking for an experienced Backend Developer to join a leading investment bank and help drive innovation that empowers people and businesses across Asia, Africa, and the Middle East. This role is part of t

IDAM Back-end Java Developer - SC Cleared | £500 - £535 We're working with a global tech powerhouse delivering mission-critical digital transformation for the UK public sector on this exciting opportunity. We are seeking a high-caliber Senior Java Developer with deep IDAM expertise to spearhead a ma

IDAM Back-end Java Developer - SC Cleared | £500 - £535 We're working with a global tech powerhouse delivering mission-critical digital transformation for the UK public sector on this exciting opportunity. We are seeking a high-caliber Senior Java Developer with deep IDAM expertise to spearhead a ma

IDAM Back-end Java Developer - SC Cleared | £500 - £535 We're working with a global tech powerhouse delivering mission-critical digital transformation for the UK public sector on this exciting opportunity. We are seeking a high-caliber Senior Java Developer with deep IDAM expertise to spearhead a ma

Full Stack Developer / Engineer (Python Django Flutter Go AWS) London to £90k Are you a full stack technologist who enjoys working on Greenfield apps? You could be progressing your career at a tech scale-up that are enjoying great success with their AI workforce optimisation software that connects f

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