Senior Python Backend Developer - 2,006+ job offers

Requirements Must have: - A degree in Computer Science, Software Engineering or related discipline - Commercial backend experience in a high-level language, ideally Golang and/or Java - Experience building or operating cloud-based systems - Exposure to distributed systems, messaging platforms or dat

Requirements Must have: - 3-5 years experience in Ruby on Rails (or strong backend experience with willingness to cross-train from Python) - Solid commercial software engineering background - Comfortable owning features end-to-end and working in production environments - Interested in mentoring othe

Requirements Must have: - Strong Node.js & TypeScript experience - Proven experience in a lead or senior engineering role - Experience building scalable APIs / microservices - Strong knowledge of cloud platforms (AWS, Azure or GCP) - Understanding of API security and authentication - Excellent c

Requirements Must have: - Strong commercial experience in software development (Java, Python, TypeScript, or JavaScript) - Experience with modern frameworks (e.g. React, Node.js/NestJS, Spring, etc.) - Solid understanding of APIs, microservices, and distributed systems - Experience working with SQL

J.P. MORGAN

Job Description Join us and make a real impact in a high-energy front office role where your ideas shape the future of trading and investment strategies. You will collaborate with talented developers, quants, and traders, working on exciting projects that help clients implement their strategies. We

Python Developer - Observability Engineering London | Hybrid | Perm I’m working with a leading quantitative research and trading firm looking to expand their Observability Engineering team. This team sits at the centre of engineering productivity, owning the systems that allow teams to produce, move

Python Developer - Observability Engineering London | Hybrid | Perm I’m working with a leading quantitative research and trading firm looking to expand their Observability Engineering team. This team sits at the centre of engineering productivity, owning the systems that allow teams to produce, move

We are looking for a talented and experienced Market Data Python Developer for one of our global Investment Banking Clients. In this role, you will play a key part in developing and maintaining cutting-edge quantitative tools and infrastructure used by our front-office traders and other teams. Requi

Our client, a leading global hedge fund, is seeking a Quantitative Developer (Python) to join their Risk Technology team. This role offers the opportunity to work at the intersection of portfolio management, risk management, and quantitative research , building high-impact, data-driven solutions tha

Weekday AI (YC W21)

A technology company in London is seeking a Senior Software Engineer to join its engineering team. The role requires deep expertise in Python, with responsibilities including designing scalable applications, leading software development projects, and mentoring junior engineers. The ideal candidate w

IO Associates

Developer - Rust & Python 2 days a week onsite in Northampton £550pd to £600pd - Inside IR35 8 month contract Our client are looking for an experienced Developer to join them on a contract basis They are a household name, operating at the forefront of the IT and engineering sectors, sp

Mploy Group

€64,000 - €104,000 /year

Requirements Must have: - Strong commercial experience with Python - Experience working within scalable, complex systems - Good understanding of microservices architecture - Experience building and deploying APIs - Exposure to AWS or similar cloud platforms - Strong experience with modern developmen

A Silicon Valley HealthTech company based in the UK seeks a Senior Python Backend Developer to design scalable backend services that manage real-time healthcare data. This fully remote role requires expertise in Python and healthcare data security, with responsibilities including building APIs and e

DW Search

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. Candi

A leading financial services firm in Edinburgh is seeking an experienced quant developer specializing in Python to maintain and extend their valuation codebase and develop derivative pricing models. The ideal candidate will possess strong analytical skills and excellent communication abilities, coup

A leading financial services firm in Greater London seeks a Lead Software Engineering - Python. The role involves collaborating with developers, quants, and traders to develop core engines and APIs. Candidates should have a strong background in software engineering and analytical skills, along with

Job Title: Senior Java / Python Full Stack Developer Location:Glasgow (x 5 days in office) Salary/Rate: £410 a day (Inside IR35) Start Date: April 2026 Job Type: Contract - 6 months Job Overview: We are seeking an experienced Senior Java / Python Full Stack Developer to design, develop, and maintain

Maven Securities

A market-leading proprietary trading firm in London is seeking a Python Developer to join their Data & Analytics Team focused on options market making. You will work alongside traders and developers to enhance data systems and maintain robust data pipelines. The ideal candidate has strong Python ski

A leading global hedge fund is seeking a Python Quantitative Developer to work at the intersection of engineering and trading. This high-impact role involves developing Python-based platforms, enhancing trading models, and collaborating directly with Portfolio Managers and Quants. The successful can

Salary: £160,000 base profit share bonus (TC can be north of £500k) Job Description: One of the world's most prestigious hedge funds is looking for an outstanding Python Developer to join one of their their Fixed Income trading pods. You'll join a small fixed-income PM team of 10 that enjoys huge au