1 to 25 of 34 Part-Time Python Engineer Jobs in London

Founding Python Engineer - VC Backed Start-Up - London Founding Python Engineer required for an early stage start-up building the future of AI-powered data processing. With a founding team coming from some of the most biggest names in the industry and backed by some of the most prestigious VCs and angel investors, this is an … at the ground floor of a company tackling some of the hardest technical challenges of AI. You'll have 2-5 years of professional Software Engineering experience Proficiency in Python Start-Up mentality: thrive in fast paced environments and hungry to take ownership Strong problem solving and collaboration skills Based in London and happy to work in office Why … join World class founding team and leading investors Competitive compensation + meaningful equity Opportunity to impact and take ownership from the very beginning Were looking for Python Engineers who want to push boundaries, take ownership, and build at the edge of whats possible in AI. Founding Python Engineer - VC Backed Start-Up - London More ❯

Founding Python Engineer - VC Backed Start-Up - London Founding Python Engineer required for an early stage start-up building the future of AI-powered data processing. With a founding team coming from some of the most biggest names in the industry and backed by some of the most prestigious VCs and angel investors, this is an … at the ground floor of a company tackling some of the hardest technical challenges of AI. You'll have 2-5 years of professional Software Engineering experience Proficiency in Python Start-Up mentality: thrive in fast paced environments and hungry to take ownership Strong problem solving and collaboration skills Based in London and happy to work in office Why … join World class founding team and leading investors Competitive compensation + meaningful equity Opportunity to impact and take ownership from the very beginning Were looking for Python Engineers who want to push boundaries, take ownership, and build at the edge of whats possible in AI. Founding Python Engineer - VC Backed Start-Up - London More ❯

Senior Python Engineer | London Were partnering with a high-growth AI startup thats building intelligent automation systems designed to simplify complex, real-world operations. Their platform is already redefining how data, workflow, and human decision-making come together and theyre scaling fast. If youre excited by the idea of joining an elite engineering team tackling deep technical problems … in AI, automation, and scalable software systems, this could be the role for you. The Role: As a Senior Python Engineer , youll take ownership of backend design and development, helping to shape the architecture behind cutting-edge AI-driven platforms. Youll work closely with AI and product teams to bring intelligent features into production solving high-impact problems … CI/CD, and documentation. Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/ More ❯

Senior Python Engineer | London Were partnering with a high-growth AI startup thats building intelligent automation systems designed to simplify complex, real-world operations. Their platform is already redefining how data, workflow, and human decision-making come together and theyre scaling fast. If youre excited by the idea of joining an elite engineering team tackling deep technical problems … in AI, automation, and scalable software systems, this could be the role for you. The Role: As a Senior Python Engineer , youll take ownership of backend design and development, helping to shape the architecture behind cutting-edge AI-driven platforms. Youll work closely with AI and product teams to bring intelligent features into production solving high-impact problems … CI/CD, and documentation. Requirements: Strong academic foundation in Computer Science, Engineering, or related discipline. 3+ years of professional experience in backend or software engineering. Deep expertise in Python and frameworks such as FastAPI, Flask, or Django. Proven experience building and scaling APIs in cloud environments (GCP, AWS, or Azure). Strong understanding of version control, CI/ More ❯

Senior Python Engineer, AI/Blockchain Tech-for-Good platform If building Tech-for-Good is important to you, you may be interested in this Senior Python Engineer role to build a 1st-of-its-kind AI/Blockchain tracking platform for high-value goods, at a scale-up backed by an industry leader! You'd … create a unique digital ID for each commodity. This ID is linked to information about its origin, characteristics, and ownership history of each commodity. What you'll bring: Strong Python exp (5+years) via web frameworks (FastAPI, Django etc), relational databases (Postgres, MySQL etc), Distributed systems or microservice architecture, Rust (desirable) Want more info? Get in touch for an informal More ❯

Senior Python Engineer, AI/Blockchain Tech-for-Good platform If building Tech-for-Good is important to you, you may be interested in this Senior Python Engineer role to build a 1st-of-its-kind AI/Blockchain tracking platform for high-value goods, at a scale-up backed by an industry leader! You'd … create a unique digital ID for each commodity. This ID is linked to information about its origin, characteristics, and ownership history of each commodity. What you'll bring: Strong Python exp (5+years) via web frameworks (FastAPI, Django etc), relational databases (Postgres, MySQL etc), Distributed systems or microservice architecture, Rust (desirable) Want more info? Get in touch for an informal More ❯

Senior Software Engineer/Developer (Python FastAPI Data) London to 90k Are you a data centric Software Engineer with strong Python and SQL skills? You could be progressing your career in a senior, hands-on role at a fast growing, global Insurance Underwriting technology provider that focusses on developing a complex SaaS calculation platform for rapidly … growing Cybersecurity insurance markets. As a Senior Software Engineer you will design and develop data centric backend services for the core platform with a focus on Python coding and building FastAPIs within an Azure environment with Databricks. You'll participate in the design and implementation of advanced mechanisms for data ingestion, transformation, mass parallel orchestration of network IO … WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. About you: You have strong Python backend software engineering skills You have experience of building FastAPIs You have a good knowledge of public cloud services, they're using Azure but experience with AWS or GCP More ❯

Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the worlds most prestigious venture capital firms , the company is gaining serious traction and building a world-class team. This is … a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What Were Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and solving real-world problems … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯

Python Software Engineer - VC-Backed Startup - London We're looking for a Python Software Engineer to join a fast-growing startup developing a standout product in a high-potential, niche market. Backed by one of the worlds most prestigious venture capital firms , the company is gaining serious traction and building a world-class team. This is … a rare opportunity to play a key role at a pivotal stage of growth, where your Python skills will have direct and visible impact . What Were Looking For 2+ years of professional experience with Python Strong academic background (BSc or MSc from a top Russell Group university) Passion for clean, maintainable code and solving real-world problems … from day one Join an elite team early and shape the tech culture and direction Competitive salary Flexible hybrid work opportunity - London Currently interviewing - apply now for immediate review. Python Software Engineer - VC-Backed Startup - London More ❯

Full Stack Engineer - Python React 6 Month Contract Initially London - 3 days a week onsite 800 - 850 per day A leading Investment Manager is currently searching for a Full Stack Engineer to join them on an interim basis. They are looking for you to help expand their in-house Ai platform, creating new features and functionalities to … continually innovate the platform. This initiative is to help scale the platform across the business, having an agent per team They are looking for you to have experience in: Python Reacrt AWS MLOps Data Science An interest in Ai will be beneficial Please apply with an up to date CV to register your interest. More ❯

Innovative AI Start-up now requires a Python engineer to build innovative data solutions which power smarter and more relevant customer experiences. You will develop and design data pipelines, data models, backend APIs and an array of customer facing data services. The role: Own and improve our clients data infrastructure ensuring reliable and scalable services. Write and refine … to deliver high impact work at pace. Design and develop dashboards to deliver insights. Shape the direction of our clients architecture, scalability and security. Key Requirements: Strong hands-on Python experience with a solid understanding of modern data tools. Extensive experience working with both SQL and NoSQL databases. Exposure to cloud services, infrastructure as code and CI/CD More ❯

Innovative AI Start-up now requires a Python engineer to build innovative data solutions which power smarter and more relevant customer experiences. You will develop and design data pipelines, data models, backend APIs and an array of customer facing data services. The role: Own and improve our clients data infrastructure ensuring reliable and scalable services. Write and refine … to deliver high impact work at pace. Design and develop dashboards to deliver insights. Shape the direction of our clients architecture, scalability and security. Key Requirements: Strong hands-on Python experience with a solid understanding of modern data tools. Extensive experience working with both SQL and NoSQL databases. Exposure to cloud services, infrastructure as code and CI/CD More ❯

Innovative AI Start-up now requires a Python engineer to build innovative data solutions which power smarter and more relevant customer experiences. You will develop and design data pipelines, data models, backend APIs and an array of customer facing data services. The role: Own and improve our clients data infrastructure ensuring reliable and scalable services. Write and refine … to deliver high impact work at pace. Design and develop dashboards to deliver insights. Shape the direction of our clients architecture, scalability and security. Key Requirements: Strong hands-on Python experience with a solid understanding of modern data tools. Extensive experience working with both SQL and NoSQL databases. Exposure to cloud services, infrastructure as code and CI/CD More ❯

Innovative AI Start-up now requires a Python engineer to build innovative data solutions which power smarter and more relevant customer experiences. You will develop and design data pipelines, data models, backend APIs and an array of customer facing data services. The role: Own and improve our clients data infrastructure ensuring reliable and scalable services. Write and refine … to deliver high impact work at pace. Design and develop dashboards to deliver insights. Shape the direction of our clients architecture, scalability and security. Key Requirements: Strong hands-on Python experience with a solid understanding of modern data tools. Extensive experience working with both SQL and NoSQL databases. Exposure to cloud services, infrastructure as code and CI/CD More ❯

Software Engineer Award-Winning FinTech | Hybrid (London) Full-Time | Competitive Salary + Bonus + Benefits Join an award-winning FinTech thats transforming how the worlds most sophisticated capital market participants harness and analyse data. This company delivers cutting-edge technology and analytics solutions that empower banks, asset managers, hedge funds and global exchange groups to optimise trading strategies and … offers a flat structure , genuine ownership, and all employees receive share options , ensuring youre rewarded as the business grows. The Role This is an exciting opportunity for a Software Engineer looking to make an impact within a high-performance data and analytics environment . Working in the Data Distribution team , youll help design and develop systems that distribute vast … tools and technologies in the data engineering space. What Were Looking For Essential: Degree in Computer Science, Engineering, or a related STEM subject. 2+ years experience as a Software Engineer (or Data Engineer with a software focus). Strong coding skills in Python and SQL . Understanding of distributed systems and Linux environments. Detail-oriented problem solver More ❯

Software Engineer Award-Winning FinTech | Hybrid (London) Full-Time | Competitive Salary + Bonus + Benefits Join an award-winning FinTech thats transforming how the worlds most sophisticated capital market participants harness and analyse data. This company delivers cutting-edge technology and analytics solutions that empower banks, asset managers, hedge funds and global exchange groups to optimise trading strategies and … offers a flat structure , genuine ownership, and all employees receive share options , ensuring youre rewarded as the business grows. The Role This is an exciting opportunity for a Software Engineer looking to make an impact within a high-performance data and analytics environment . Working in the Data Distribution team , youll help design and develop systems that distribute vast … tools and technologies in the data engineering space. What Were Looking For Essential: Degree in Computer Science, Engineering, or a related STEM subject. 2+ years experience as a Software Engineer (or Data Engineer with a software focus). Strong coding skills in Python and SQL . Understanding of distributed systems and Linux environments. Detail-oriented problem solver More ❯

k + Benefits 2 days on site in North London 3 days remote I am recruiting for a talented and driven Senior Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality More ❯

k + Benefits 2 days on site in North London 3 days remote I am recruiting for a talented and driven Senior Backend Engineer to join a dynamic team, focused on the creation and deployment of innovative software solutions. As a Backend Engineer, you will work closely with cross-functional teams, including engineering, product management, design, and quality More ❯

Backend Engineer London (Hybrid) Our client is a fast-growing software business delivering market-leading ticketing products to forward-thinking organisations worldwide. Their platform is used by hundreds of thousands of people and powers ticket sales for some of the worlds most prestigious live entertainment brands. Theyre now looking for a Backend Engineer to play a pivotal role … mentoring peers. Bringing passion, creativity, and technical expertise to every stage of the development process. Skills and experience needed: Proven experience building REST APIs with scalability in mind. Strong Python knowledge and ecosystem expertise. Proficiency in SQL and writing efficient queries. Experience with ORMs. Strong communicator and effective collaborator. Bonus points for: Experience with SQLAlchemy and FastAPI. Knowledge of More ❯

Backend Engineer London (Hybrid) Our client is a fast-growing software business delivering market-leading ticketing products to forward-thinking organisations worldwide. Their platform is used by hundreds of thousands of people and powers ticket sales for some of the worlds most prestigious live entertainment brands. Theyre now looking for a Backend Engineer to play a pivotal role … mentoring peers. Bringing passion, creativity, and technical expertise to every stage of the development process. Skills and experience needed: Proven experience building REST APIs with scalability in mind. Strong Python knowledge and ecosystem expertise. Proficiency in SQL and writing efficient queries. Experience with ORMs. Strong communicator and effective collaborator. Bonus points for: Experience with SQLAlchemy and FastAPI. Knowledge of More ❯

Were looking for a seasoned software engineer who thrives on building in new domains. This role sits at the intersection of infrastructure and networking, perfect for a developer who loves tackling unfamiliar technical areas, learns fast, and brings strong engineering fundamentals. Youll be responsible for leading design discussions, owning projects end-to-end, and mentoring junior developers. While networking … youll be doing: Designing and building tools and services that support networking and infrastructure teams Driving technical design conversations and guiding architectural decisions Leading by example with clean, scalable Python/Go development Mentoring junior engineers and raising the technical bar across the team Learning new areas quickly and applying your expertise to solve complex infrastructure problems What were … looking for: 7+ years of hands-on software development experience (Python and/or Go strongly preferred) Proven track record of delivering production systems in infrastructure, Linux, or systems engineering environments Strong knowledge of Linux, ideally with experience building tooling or configuration management Excellent communication skills, able to clearly articulate ideas and collaborate with diverse teams A mindset for More ❯

Were looking for a seasoned software engineer who thrives on building in new domains. This role sits at the intersection of infrastructure and networking, perfect for a developer who loves tackling unfamiliar technical areas, learns fast, and brings strong engineering fundamentals. Youll be responsible for leading design discussions, owning projects end-to-end, and mentoring junior developers. While networking … youll be doing: Designing and building tools and services that support networking and infrastructure teams Driving technical design conversations and guiding architectural decisions Leading by example with clean, scalable Python/Go development Mentoring junior engineers and raising the technical bar across the team Learning new areas quickly and applying your expertise to solve complex infrastructure problems What were … looking for: 7+ years of hands-on software development experience (Python and/or Go strongly preferred) Proven track record of delivering production systems in infrastructure, Linux, or systems engineering environments Strong knowledge of Linux, ideally with experience building tooling or configuration management Excellent communication skills, able to clearly articulate ideas and collaborate with diverse teams A mindset for More ❯

Award winning FinTech now requires a Python Software Engineer to contribute towards the design and development of their market data solutions, ensuring their systems are engineered to a high standard. The role: Design and build our clients data solutions. Ensure system reliability and implement software engineering and company best practices. Collaborate with operations and product teams. Automate operational … tasks via the implementation of workflow management software. Key Responsibilities: Excellent Python and SQL skills. Minimum of 2 years FinTech, finance, Market data experience working as a software engineer. Linux experience Understanding of concepts in distributed systems. Excellent communicator with a strong desire to learn and solve problems. Desirable: C++, C, Java and Snowflake, Databricks This opportunity provides a More ❯

Award winning FinTech now requires a Python Software Engineer to contribute towards the design and development of their market data solutions, ensuring their systems are engineered to a high standard. The role: Design and build our clients data solutions. Ensure system reliability and implement software engineering and company best practices. Collaborate with operations and product teams. Automate operational … tasks via the implementation of workflow management software. Key Responsibilities: Excellent Python and SQL skills. Minimum of 2 years FinTech, finance, Market data experience working as a software engineer. Linux experience Understanding of concepts in distributed systems. Excellent communicator with a strong desire to learn and solve problems. Desirable: C++, C, Java and Snowflake, Databricks This opportunity provides a More ❯

Job Summary: The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework. The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the … development lifecycle while maintaining organization and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate will help Glint continue to grow, exercising an eye for detail across all aspects of the development lifecycle while maintaining organization and good code hygiene. This Senior Engineer should be able … integration of software applications. Troubleshoot and resolve production incidents quickly and effectively. Understand, respond to, and address customer needs and issues with empathy and timeliness. Required Skills: Proficiency in Python or another typed, object-oriented programming language. Deep knowledge of software methodologies, tools, and typical architectural patterns. Experience with trading and risk management solutions is a nice to have More ❯