Senior Python Developer jobs in Greater London

Senior Python Developer - Python, SQL, Databricks, AWS/Azure OB have partnered with a Global Insurance Leader, who are expanding their Python Engineering team, with Senior Python Developer, skilled with Python, SQL, Databricks and Cloud Infrastructure. In this role, you will play a key part in designing and building new capabilities, such as high-performance API's and high-frequency event...

Senior Java Engineer Location: London (1-2 days a week in the office, mandatory on Thursdays) Experience: Minimum 8-10 years Technical Skills: - Proficiency in Java 8 (transitioning to Java 17) - Retail banking experince - Python - Experience with Spring Boot 2.4 and above - Knowledge of Continuous Integration - Apigee - Java Testing - API experience If all the above skills match your...

Senior Full Stack Developer - Hybrid - £650/day Outside IR35 | React | .NET | Python | AWS | API | Asset Management | Wealth Management Apply now, read the job details by scrolling down Double check you have the necessary skills before sending an application. Looking to speak with experienced Full Stack Developers to join a client of ours within the Asset space. They're looking to build a new...

Senior Full Stack Developer - Hybrid - £650/day Outside IR35 | React | .NET | Python | AWS | API | Asset Management | Wealth Management Looking to speak with experienced Full Stack Developers to join a client of ours within the Asset space. They're looking to build a new division within the tech team and are looking for a Senior/Lead Full Stack Developer. Details - 3 days onsite in London - ...

Press Tab to Move to Skip to Content LinkSelect how often (in days) to receive an alert:Senior Software Engineer, Python Development - London Requisition ID: 48187Business Unit: Fitch GroupCategory: Information TechnologyLocation: London, GB Date Posted: May 27, 2025Fitch Group is currently seeking a Senior Software Engineer, Python Development based out of our London office.As a leading,...

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...

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of a critical national open data platform. This is a high-impact opportunity to work on services that directly improve access to...

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...

Senior Python Developer – iGaming (RGS Integration) Location: Buenos Aires, Argentina Salary: negotiable, depending on experience Clear Edge has partnered with a leading iGaming provider to recruit a Senior Python Developer. This is a chance to join a fast-growing company where you’ll play a vital role integrating their Remote Gaming Server (RGS) with global casino platforms, ensuring secure,...

You will need to lead projects by defining and designing systems, building proof of concepts, and delivering new service functionality - including APIs, data processing and automation.

You will play an impactful role mentoring other developers, also being involved in experimentation with new technologies providing input for new features and products.

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...

Senior Python Developer - Python, Flask, SQL, AWS OB have partnered with a FinTech company, who are looking to bring on a Senior Python Developer to their highly skilled engineering team, where you'll have the opportunity to work closely with the CTO & Head of Engineering to have an impact from day one, and develop their systems. In this role, you'll design highly complex systems and...

TreasurySpring is the product of an obsession with fixing the fundamental structural problems in money markets. Our fascination with the sector began painfully, during the Global Financial Crisis of 2008, where we had a front-row seat to watch the evaporation of liquidity in fixed income and the near collapse of the entire short-dated funding markets. We have been on a mission to help deliver...

Senior Python Developer - Python, SQL, Databricks, AWS/Azure Make your application after reading the following skill and qualification requirements for this position. OB have partnered with a Global Insurance Leader, who are expanding their Python Engineering team, with Senior Python Developer, skilled with Python, SQL, Databricks and Cloud Infrastructure. In this role, you will play a key...

You will provide professional consulting services working onsite for start-ups, medium and large sized companies.

You will be working on large complex projects so you should be comfortable dealing with demanding stakeholders and providing time driven results. Innovation, Collaboration and Passion are the three core values that we look for in all our personnel.

- Senior Backend Developer (Python) - Kings Cross, London- Onsite 2/3 days a week - 6 month contract - Inside of IR35 - £750 - £800 per day My client is seeking a highly skilled software engineer to join its AI/ML team, contributing to the development of cutting-edge applications that accelerate drug discovery and enable personalised therapies. The ideal candidate will have strong Python backend...

Front Office Python Developer – Trading Systems Orbis are proudly working with a Trading firm who are redefining how data and technology shape the future of the industry. They are looking for a Front Office Software Engineer with excellent Python (pandas) experience to be at the forefront of this evolution. As a Front Office Python Software Engineer, this is an incredible opportunity to work...

Senior Python Developer - Python, SQL, Databricks, AWS/Azure OB have partnered with a Global Insurance Leader, who are expanding their Python Engineering team, with Senior Python Developer, skilled with Python, SQL, Databricks and Cloud Infrastructure. In this role, you will play a key part in designing and building new capabilities, such as high-performance API's and high-frequency event...

Senior Software Developer – Python/Ruby Location: London (2/3 days per week on-site) Rate: Up to £650/day (Inside IR35 – 12-month Contract) Considering applying for this job Do not delay, scroll down and make your application as soon as possible to avoid missing out. A major UK government department is seeking an experienced Senior Software Developer to play a key role in the redevelopment of...

Python Developer - Python, Django, REST API's, AWS, JavaScript Is this the role you are looking for If so read on for more details, and make sure to apply today. OB are partnered with a Global Financial Services company, who are looking to add a highly skilled Python Developer to their team. In this role, you'll be working their Python backend systems, developing new features and collaborating...