27,025+ Software Developer C Python Jobs in London, UK — Local Employers Hiring June 2026

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Software Developer C++ & Python

Job Title: Software Developer - C++ & PythonJob DescriptionWe are looking for someone to join our software engineering team to be responsible for upgrading and enhancing some internal infrastructure, with a focus on security and maintainability. This role will ...

Software Developer C++ & Python

Job Title: Software Developer - C++ & PythonJob DescriptionWe are looking for someone to join our software engineering team to be responsible for upgrading and enhancing some internal infrastructure, with a focus on security and maintainability. This role will ...

Python Software Developer

Python Software Developer Salary: Up to £60k + Share options! Working Model: Fully Remote - UK Wide IC Resources is partnering with a pioneering force in the realm of sustainable innovation. Their breakthroughs aren't just about profitability, they're about making a p ...

Python Software Developer

Python Software Developer Salary: Up to £60k + Share options! Working Model: Fully Remote - UK Wide IC Resources is partnering with a pioneering force in the realm of sustainable innovation. Their breakthroughs aren't just about profitability, they're about making a p ...

Python Software Developer Algos

Job DescriptionYour influential mission. You will... Develop our Sportsbook product and applications Implement new features and maintaining production code Design and innovative solutions to complex problems Contri ...

Python Software Developer Algos

Job DescriptionYour influential mission. You will... Develop our Sportsbook product and applications Implement new features and maintaining production code Design and innovative solutions to complex problems Contri ...

Quantitative Developer C++/ Python – London

World-leading hedge fund looking for experienced Python and C++ Quant Developers to join their new systematic arm in London.Exciting opportunity to join an elite team working to build out and enhance their cutting-edge quantitative trading platform. You will work directly alongside senior PMs, quants a ...

Quantitative Developer Python C++ MFT

Quantitative Developer (Python C++ MFT) London / WFH to £175k+Opportunity for a highly talented Quantitative Developer with Python expertise to progress your career in an impactful role at a global trading firm with significant bonus earning potential.As a Quantitative Developer you will ...

Quantitative Developer Analyst Python C++

Job DescriptionWe’re currently looking to hire a Quantitative Analyst/Developer to join Legal and General Retirement's Investments Quantitative teamThe Investments Quantitative team support the different areas of the wider Investments team (e.g. New Business, ALM, Structuring) with both long ...

Middle Office Developer (C++/Python)

OverviewLMAX is looking for a C++ and Python developer to join our middle-office team. This team works closely with the infrastructure, research and treasury teams. In this position you can expect to take a significant role in the development of our trade reconciliatio ...

Quantitative Developer Analyst Python C++

Job DescriptionWe’re currently looking to hire a Quantitative Analyst/Developer to join Legal and General Retirement's Investments Quantitative teamThe Investments Quantitative team support the different areas of the wider Investments team (e.g. New Business, ALM, Structuring) with both long ...

Data Developer C# Python Finance

Data Developer / Software Engineer (C# Python ETL Data Lakes) London / WFH to £150k+Are you a data savvy Software Engineer with C# and Python skills?You could be joining a Hedge Fund with complex work and substantial bonus earning potential.As a Data Developer you will join a growi ...

Middle Office Developer (C++/Python)

OverviewLMAX is looking for a C++ and Python developer to join our middle-office team. This team works closely with the infrastructure, research and treasury teams. In this position you can expect to take a significant role in the development of our trade reconciliatio ...

Quantitative Developer C++/ Python – London

World-leading hedge fund looking for experienced Python and C++ Quant Developers to join their new systematic arm in London.Exciting opportunity to join an elite team working to build out and enhance their cutting-edge quantitative trading platform. You will work directly alongside senior PMs, quants a ...

Quantitative Developer Python C++ MFT

Quantitative Developer (Python C++ MFT) London / WFH to £175k+Opportunity for a highly talented Quantitative Developer with Python expertise to progress your career in an impactful role at a global trading firm with significant bonus earning potential.As a Quantitative Developer you will ...

Data Developer C# Python Finance

Data Developer / Software Engineer (C# Python ETL Data Lakes) London / WFH to £150k+Are you a data savvy Software Engineer with C# and Python skills?You could be joining a Hedge Fund with complex work and substantial bonus earning potential.As a Data Developer you will join a growi ...

Software Developer Enterprise Technology, Python

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 four c ...

Python Software Developer (Risk) – London

Fantastic opportunity to join a tech-driven quant and systematic IM with no red tape. They combine data, research, technology and trading proficiency to produce a scientific and innovative approach to investment. Seeking an enthusiastic software engineer to join the Risk team in London.Your primary foc ...

Software Developer Data Pipelines (Python)

Position Overview:We are seeking an experienced Python developer to join our Alpha Data team, responsible for delivering a vast quantity of data served to users worldwide. You will be a cornerstone of a growing Data team, becoming a technical subject matter expert and developing strong working r ...

Software Developer Enterprise Technology, Python

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 a ...

Software Developer Data Pipelines (Python)

Position Overview:We are seeking an experienced Python developer to join our Alpha Data team, responsible for delivering a vast quantity of data served to users worldwide. You will be a cornerstone of a growing Data team, becoming a technical subject matter expert and developing strong working r ...

Python Software Developer (Risk) – London

Fantastic opportunity to join a tech-driven quant and systematic IM with no red tape. They combine data, research, technology and trading proficiency to produce a scientific and innovative approach to investment. Seeking an enthusiastic software engineer to join the Risk team in London.Your primary foc ...

Software Developer Enterprise Technology, Python

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 a ...

Senior Software Developer C#.Net

Senior Software Developer / Software Engineer (C# .Net) London onsite to £150kAre you an experienced C#, backend focussed Software Developer?You could be progressing your career in a senior, hands-on role at a global Sports Trading business, earning substantial bonuses.What's in ...

C++ Senior Software Developer – London

Salary: £200k + bonusSummaryJoin a sophisticated technology team in the London office of a prop trading house that places software development at the centre of business strategy. This team have the responsibility of a trading group and a core infra team.This role ...

Senior Software Developer C#.Net

Senior Software Developer / Software Engineer (C# .Net) London onsite to £150kAre you an experienced C#, backend focussed Software Developer?You could be progressing your career in a senior, hands-on role at a global Sports Trading business, earning substantial bonuses.What's in ...

C++ Senior Software Developer – London

Salary: £200k + bonusSummaryJoin a sophisticated technology team in the London office of a prop trading house that places software development at the centre of business strategy. This team have the responsibility of a trading group and a core infra team.This role ...

Python Developer

Description :What our team doesTheFront OfficeITDeliveryteam looks after the Traders and Analysts. Weprovidea wide range of solutions for both commercialdecisionsupport and more tradition ‘IT’ based activities.Generally, webuild in a Microsoft stack working closely with the ...

Python Developer

Salary: up to £200k base + bonusSummaryFantastic opportunity for all-star coders at one of the world’s top algorithmic trading firms. The Systems Development team builds and maintains the infrastructure and software platform used by all Systems teams to manage servers and n ...

Python Developer

Job responsibilities • Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems • Creates secure and high-quality production code and maintains algorithms ...

Python developer

Job Description As we grow and scale as a company we're looking for a Lead Backend Engineer to help build a world class purchase automation system, adding new features as well as maintaining and refactoring existing. The tech stack: - Software engineering - speci ...

Python Developer

Job DescriptionRole OverviewAs part of its ambition to become a Top 3 contributor in the European ETF market, our client is investing significantly in the evolution of its ETF Market Making platform, with a strong focus on advancing Automated Market Making (AMM) and client RFQ ...

Python developer

Job Description As we grow and scale as a company we're looking for a Lead Backend Engineer to help build a world class purchase automation system, adding new features as well as maintaining and refactoring existing. The tech stack: - Software engineering - speci ...

Python Developer

Robert Half Technology are assisting a market leading financial services to recruit a Python Developer on an initial 12 month FTC basis. London based - hybrid working This role is primarily to provide AI integration support and guidance to a team of around 25 investment, operations and support per ...

Python Developer

Description :What our team doesTheFront OfficeITDeliveryteam looks after the Traders and Analysts. Weprovidea wide range of solutions for both commercialdecisionsupport and more tradition ‘IT’ based activities.Generally, webuild in a Microsoft stack working closely with the ...

Python Developer

Robert Half Technology are assisting a market leading financial services to recruit a Python Developer on an initial 12 month FTC basis. London based - hybrid working This role is primarily to provide AI integration support and guidance to a team of around 25 investment, operations and support per ...

Python Developer

Job responsibilities • Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems • Creates secure and high-quality production code and maintains algorithms ...

Python Developer

Salary: up to £200k base + bonusSummaryFantastic opportunity for all-star coders at one of the world’s top algorithmic trading firms. The Systems Development team builds and maintains the infrastructure and software platform used by all Systems teams to manage servers and n ...

Python Developer

Job DescriptionRole OverviewAs part of its ambition to become a Top 3 contributor in the European ETF market, our client is investing significantly in the evolution of its ETF Market Making platform, with a strong focus on advancing Automated Market Making (AMM) and client RFQ ...

C/C++ Developer

Salary: £200k base + bonusSummaryLively, positive spirit of a start-up, with the stability of a longer-established player, this leading quant firm is looking for a skilled C/C++ Developer. You will join a growing quant trading team to evolve, improve and maintain all elemen ...

C/C++ Developer

Salary: £200k base + bonusSummaryLively, positive spirit of a start-up, with the stability of a longer-established player, this leading quant firm is looking for a skilled C/C++ Developer. You will join a growing quant trading team to evolve, improve and maintain all elemen ...

Backend Software Engineer C# Python Market Data

Backend Software Engineer / Developer (C# Python Data Lakes) London / WFH to £150k+Are you a data savvy Backend Software Engineer?You could be joining a Hedge Fund with complex work and substantial bonus earning potential.As a Backend Software Engineer you will join a growing team ...

Backend Software Engineer C# Python Market Data

Backend Software Engineer / Developer (C# Python Data Lakes) London / WFH to £150k+Are you a data savvy Backend Software Engineer?You could be joining a Hedge Fund with complex work and substantial bonus earning potential.As a Backend Software Engineer you will join a growing team ...

Software Developer Internal Compute Frameworks (Python)

Position Overview: We are seeking an experienced and passionate Software Developer to join our growing team. In this role, you will play a key part in designing, building, and maintaining Squarepoint internal frameworks, services and platforms that power our business. You will have the opportuni ...

Software Developer Internal Compute Frameworks (Python)

Position Overview: We are seeking an experienced and passionate Software Developer to join our growing team. In this role, you will play a key part in designing, building, and maintaining Squarepoint internal frameworks, services and platforms that power our business. You will have the opportuni ...

Python Software Engineer

Location: On-site London, 5 days per weekSummary:My client is a world-class prop trading firm looking for a Python Software Engineer to join a global multi-asset trading team.This role offers the unique opportunity to influence the design and architecture of expa ...

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    Software Developer C Python Jobs in London Job Search Guide, Trends and Insights