junior python developer jobs in Greater London

As a C# skilled Quant Developer , you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real-time trading systems. Key Responsibilities: - Design, develop, and optimize...

As a C# skilled Quant Developer, you'll work closely with portfolio managers, researchers, and data scientists to build and maintain the systems that drive our alpha-generating strategies. You’ll contribute to every part of the investment pipeline—from research tooling and data infrastructure to real-time trading systems. Key Responsibilities: - Design, develop, and optimize high-performance...

Junior-Mid Fullstack Engineer (React/Python) Salary: Up to £65k Location: 1 day p/week in London Junior-Mid Fullstack Engineer (React/Python) - would you like the opportunity to work for a start-up who are helping organisations reduce their energy costs? They have raised over £2.5 million so far and are pushing for Series A funding. As a Junior-Mid Fullstack Engineer, you will work with their...

You should be deeply hands-on with code, technically opinionated, and capable of building production systems from scratch. This is a role for someone who enjoys execution but also has the potential (or ambition) to lead technology at a company-defining level.

You should apply if:

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been...

Full Stack Python / JavaScript Developer - London - £60k 1 day per week in office Ready to make your application Please do read through the description at least once before clicking on Apply. My prestigious financial services client is looking to expand their digital transformation team and require an experienced Full Stack Developer with strong Python & JavaScript to join them working across...

Job Description Work with our core technology stack, including Python, Linux (via WSL), PostgreSQL, SQL Server, Databricks, and leverage both Azure and AWS cloud platforms. Design and implement advanced solutions for data ingestion, transformation, and large-scale orchestration of network I/O. Manage Infrastructure as Code and collaborate with infrastructure teams to deliver new features for...

Role: Lead Python Developer Want to apply Read all the information about this position below, then hit the apply button. Location: London, UK Is it Permanent / Contract: Contract Is it Onsite/Remote/Hybrid: Hybrid/Remote with occasional Visits Start Date: Immediate (Only considering for who can start by next week) No. of Positions: 1 Job Description: Python Developer Principal...

Work with our core technology stack, including Python , Linux (via WSL) , PostgreSQL , SQL Server , Databricks , and leverage both Azure and AWS cloud platforms. Design and implement advanced solutions for data ingestion , transformation , and large-scale orchestration of network I/O. Manage Infrastructure as Code and collaborate with infrastructure teams to deliver new...

Quantitative Developer – Python London, United Kingdom Want to make an application Make sure your CV is up to date, then read the following job specs carefully before applying. 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...

Senior Full Stack Developer / Engineer (JavaScript Python API) London to £100k Opportunity to progress your career in a senior, hands-on Senior Full Stack Developer role at a scale-up tech company, that enables smart matching for commercial van drivers and consumers, via job bidding and route optimisation, streamlining processes and delivering CO2 carbon neutral targets, the company has been...

Full Stack Python / JavaScript Developer - London - £60k 1 day per week in office My prestigious financial services client is looking to expand their digital transformation team and require an experienced Full Stack Developer with strong Python & JavaScript to join them working across a range of new initiatives Core skills across Python and JavaScript with experience in Django and/or React are...

Lead Python Developer (PYTHON/AWS/REACT) - health tech - tech for good, make a positive impact on the world. Make sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below. Highly successful and fast growing organisation has an exciting opportunity for a Lead Python Developer (PYTHON/AWS/REACT). JOB PURPOSE Part of the...

Bonhill Partners are currently partnering with a global crypto trading firm in their search for a Python Quantitative Developer. The role focuses on optimizing balance sheet utilization, transfer pricing, and liquidity management across crypto and fiat products, supporting 24/7 global trading operations. Responsibilities - Develop and deploy comprehensive firmwide systems for Transfer Pricing...

Quantitative Developer – Python London, United Kingdom 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 that shape risk analytics for equity...

You should be deeply hands-on with code, technically opinionated, and capable of building production systems from scratch. This is a role for someone who enjoys execution but also has the potential (or ambition) to lead technology at a company-defining level.

You should apply if:

Junior-Mid Fullstack Engineer (React/Python) Apply below after reading through all the details and supporting information regarding this job opportunity. Salary: Up to £65k Location: 1 day p/week in London Junior-Mid Fullstack Engineer (React/Python) - would you like the opportunity to work for a start-up who are helping organisations reduce their energy costs? They have raised over £2.5...

Job Description Work with our core technology stack, including Python, Linux (via WSL), PostgreSQL, SQL Server, Databricks, and leverage both Azure and AWS cloud platforms. Design and implement advanced solutions for data ingestion, transformation, and large-scale orchestration of network I/O. Manage Infrastructure as Code and collaborate with infrastructure teams to deliver new features for...

Role: Backend Software Developer Salary: £90,000 P/A + Comps Location: London (Hybrid/Flexible working) Client: Start up/Scale Up Are you a Python expert ready to build cutting-edge systems powering real-world AI innovation? Join one of London's most exciting AI startups, where we're scaling fast and solving complex problems at the intersection of technology, data, and...

Role: Lead Python Developer Location: London, UK Is it Permanent / Contract: Contract Is it Onsite/Remote/Hybrid: Hybrid/Remote with occasional Visits Start Date: Immediate (Only considering for who can start by next week) No. of Positions: 1 Job Description: Python Developer Principal Accountabilities - Develop backend systems using Python, FastAPI, and related frameworks - Manage data...