26 to 50 of 81 Senior Python Developer Jobs

Senior Python Developer Hybrid, 2 days per week in Leeds We're recruting for a highly skilled Senior Software Engineer with a strong foundation in Python and a passion for leading modern software projects to join our client. This role combines hands-on technical development with leadership responsibilities, guiding teams, shaping technical direction, and delivering … robust, scalable solutions across complex environments. What You'll Do Take ownership of the design, build, and delivery of sophisticated back-end systems using Python and frameworks such as FastAPI, Django, or Flask. Apply solid software engineering principles, from clean code and error handling to data modelling and object-oriented design. Collaborate closely with front-end teams working with More ❯

Senior Python Developer Hybrid, 2 days per week in Leeds We're recruting for a highly skilled Senior Software Engineer with a strong foundation in Python and a passion for leading modern software projects to join our client. This role combines hands-on technical development with leadership responsibilities, guiding teams, shaping technical direction, and delivering … robust, scalable solutions across complex environments. What You'll Do Take ownership of the design, build, and delivery of sophisticated back-end systems using Python and frameworks such as FastAPI, Django, or Flask. Apply solid software engineering principles, from clean code and error handling to data modelling and object-oriented design. Collaborate closely with front-end teams working with More ❯

Senior Full Stack Python Developer, Senior Django/Python Analyst Programmer , AWS, Cloud, Azure, Python, Django Stack, REST APIs, Web Development, React, Angular, JavaScript, CI/CD - Nottingham 70K Global Software House - East Midlands Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in office Do you have … a solid background in Django, Python? Are you comfortable working in ... More ❯

Senior Full Stack Python Developer, Senior Django/Python Analyst Programmer , AWS, Cloud, Azure, Python, Django Stack, REST APIs, Web Development, React, Angular, JavaScript, CI/CD - Nottingham 70K Global Software House - East Midlands Salary up to 75K + pension, bonus, flex around start/finish times click apply for full job details More ❯

in Microsoft tech, our solution helps companies deploy intelligent agents, automate workflows, and accelerate innovation at scale. As demand surges for our product, we are currently hiring for a Senior Python Developer with Azure experience and a footing with AI who's ready to move at our speed. If you're passionate about AI, thrive in agile … helping businesses create and manage powerful automation through models, agents, and reusable templates. Ready to build the future with us? The Role at a Glance: AI/Azure/Python Developer UK Remote Up to £90,000 Benefits include flexible remote work and an environment that values speed, quality, and autonomy. Product/Service: Neologik is an accurate … through the mega trends of Internet, Public Cloud and now AI. Your Skills: Experience with Azure's native AI stack (including AI Foundry, Search, Cosmos DB, and AKS), strong Python and C# skills, VS Code (ideally with AI tools like Copilot), familiarity with Docker, Kubernetes, and scalable cloud-native architecture, and a track record of working in agile teams 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 … Location/WFH: There's a hybrid work from home model with three days a week in the high spec London, City office with rooftop bar. 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 ❯

Role: Python Developer Salary: up to £65,000 Location: Cambridge/Hybrid (2-3 days P/W) An exciting opportunity for an experienced Python Developer to join a growing technology company on a contract basis. You’ll work on scalable, containerised software applications that support high-performance communication systems. Key Responsibilities: Design and maintain scalable … Python backend services Develop and enhance web UIs using JavaScript, HTML, and CSS Optimise and maintain PostgreSQL databases Build and manage Docker-based containerised applications Write thread-safe, high-performance Python code Collaborate on system architecture and contribute to Agile planning Conduct code reviews and promote engineering best practices About You: 5+ years’ professional experience with Python More ❯

Role: Python Developer Salary: up to £65,000 Location: Cambridge/Hybrid (2-3 days P/W) An exciting opportunity for an experienced Python Developer to join a growing technology company on a contract basis. You'll work on scalable, containerised software applications that support high-performance communication systems. Key Responsibilities: Design and maintain scalable … Python backend services Develop and enhance web UIs using JavaScript, HTML, and CSS Optimise and maintain PostgreSQL databases Build and manage Docker-based containerised applications Write thread-safe, high-performance Python code Collaborate on system architecture and contribute to Agile planning Conduct code reviews and promote engineering best practices About You: 5+ years' professional experience with Python More ❯

Role: Python Developer Salary: up to £65,000 Location: Cambridge/Hybrid (2-3 days P/W) An exciting opportunity for an experienced Python Developer to join a growing technology company on a contract basis. You’ll work on scalable, containerised software applications that support high-performance communication systems. Key Responsibilities: Design and maintain scalable … Python backend services Develop and enhance web UIs using JavaScript, HTML, and CSS Optimise and maintain PostgreSQL databases Build and manage Docker-based containerised applications Write thread-safe, high-performance Python code Collaborate on system architecture and contribute to Agile planning Conduct code reviews and promote engineering best practices About You: 5+ years’ professional experience with Python More ❯

Senior Python Engineer Build the Future of AI Infrastructure We re looking for a Senior Python Engineer to join a fast-growing AI startup shaping the next generation of intelligent systems. You ll play a key role in building scalable backend services, data pipelines, and infrastructure that power cutting-edge AI products used by customers worldwide. … What You ll Do Design, build, and maintain high-performance backend systems in Python Develop APIs, data pipelines, and integrations that support AI-driven features Work closely with ML and product teams to deploy AI models into production Optimize systems for reliability, scalability, and performance Implement robust monitoring, logging, and observability practices Contribute to architectural decisions and guide best … practices across the engineering team &##129520; Tech Stack Core: Python (FastAPI, Django, or Flask) Infrastructure: AWS/GCP, Docker, Kubernetes Data: Postgres, Redis, Kafka, S3 CI/CD & DevOps: GitHub Actions, Terraform, Pulumi AI/ML Ecosystem: PyTorch, Hugging Face, LangChain (or similar) &##128064; About You 4+ years of professional experience building production-grade systems in Python Solid More ❯

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 … practices. Representing the team in internal and external technical discussions and communities. What You’ll Bring To thrive in this role, you will need: Expert-level coding ability in Python or Ruby, plus experience with at least one other modern language. A strong track record of developing and delivering production-grade web services. Experience working with Git and writing More ❯

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 … practices. Representing the team in internal and external technical discussions and communities. What You’ll Bring To thrive in this role, you will need: Expert-level coding ability in Python or Ruby, plus experience with at least one other modern language. A strong track record of developing and delivering production-grade web services. Experience working with Git and writing More ❯

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 … practices. Representing the team in internal and external technical discussions and communities. What You'll Bring To thrive in this role, you will need: Expert-level coding ability in Python or Ruby, plus experience with at least one other modern language. A strong track record of developing and delivering production-grade web services. Experience working with Git and writing More ❯

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 … practices. Representing the team in internal and external technical discussions and communities. What You’ll Bring To thrive in this role, you will need: Expert-level coding ability in Python or Ruby, plus experience with at least one other modern language. A strong track record of developing and delivering production-grade web services. Experience working with Git and writing More ❯

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 … practices. Representing the team in internal and external technical discussions and communities. What You’ll Bring To thrive in this role, you will need: Expert-level coding ability in Python or Ruby, plus experience with at least one other modern language. A strong track record of developing and delivering production-grade web services. Experience working with Git and writing More ❯

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 … practices. Representing the team in internal and external technical discussions and communities. What You’ll Bring To thrive in this role, you will need: Expert-level coding ability in Python or Ruby, plus experience with at least one other modern language. A strong track record of developing and delivering production-grade web services. Experience working with Git and writing More ❯

Senior Python Engineer Build the Future of AI Infrastructure Were looking for a Senior Python Engineer to join a fast-growing AI startup shaping the next generation of intelligent systems. Youll play a key role in building scalable backend services, data pipelines, and infrastructure that power cutting-edge AI products used by customers worldwide. What Youll … Do Design, build, and maintain high-performance backend systems in Python Develop APIs, data pipelines, and integrations that support AI-driven features Work closely with ML and product teams to deploy AI models into production Optimize systems for reliability, scalability, and performance Implement robust monitoring, logging, and observability practices Contribute to architectural decisions and guide best practices across the … engineering team Tech Stack Core: Python (FastAPI, Django, or Flask) Infrastructure: AWS/GCP, Docker, Kubernetes Data: Postgres, Redis, Kafka, S3 CI/CD & DevOps: GitHub Actions, Terraform, Pulumi AI/ML Ecosystem: PyTorch, Hugging Face, LangChain (or similar) About You 4+ years of professional experience building production-grade systems in Python Solid understanding of backend architecture, API More ❯

Senior Python Engineer – Agentic AI Systems Hybrid London (flexible remote) | £90–100k + equity Find out more about this role by reading the information below, then apply to be considered. If you enjoy turning messy real-world problems into clear, reliable, well-engineered systems — and you actually want to build with AI rather than just watch from the … are already using it. our job is to help us take it from working to world-class. The Work You'll be building the core engine behind the product: Python services that orchestrate agent behaviour APIs (FastAPI) that expose that intelligence Data + retrieval pipelines that keep agents grounded in reality Reliable execution layers that can scale without breaking … You'll ship code fast. You'll see your work used instantly. And you'll have a direct hand in shaping how the platform evolves. Tech Stack Python, FastAPI, PostgreSQL, AWS (plus whatever you believe will make the system better — you'll have influence here) What You'll Bring Strong Python engineering experience You've built and shipped More ❯

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 development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across … technical teams, and continuously improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services More ❯

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 development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across … technical teams, and continuously improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services More ❯

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 development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across … technical teams, and continuously improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services More ❯

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 development experience, preferably with FastAPI, and be proficient in cloud-native infrastructure (Google Cloud preferred), DevOps practices, and automated testing. While a background in life sciences is a plus, a passion for improving healthcare through technology is essential. The role involves integrating AI/ML components into scalable web applications, collaborating across … technical teams, and continuously improving software quality and performance. Key responsibilities Back end development for a Python web application Integration of AI/ML components with frontend, backend, data and compute infrastructure Responsible for high quality software implementations according to best practices, including automated test suites and documentation Develop, measure, and monitor key metrics for all tools and services More ❯

Senior Python Quantitative Developer sought by a specialist and multi-award-winning Systematic Hedge Fund in a brand-new Core team designing and implementing a greenfield centralised Python/SQL/Linux/Docker platform for Backtesting, Pricing, Risk and Performance to be used across all Funds and Investment teams. Our client is an early Quantitative … zero siloes, and industry-leading tenure. The firm totals around 150 staff, all of whom are office-based three or more days per week. This is a more technical Senior QD role which will involve collaborating with Quantitative Researchers and Portfolio Managers to architect, design and implement scalable solutions, addressing complex business needs. Primarily, you will be charged with … of the investment infrastructure, including the Data Interface Layer, Central Risk Calculations, and Backtesting Frameworks which will be a key tool for the Investment teams. Essential Skills & Experience: Excellent Python skills, as per 5+ years of professional experience in a technically and/or scientifically complex and competitive environment, especially in Financial Markets. Hands-on experience with continuous integration More ❯

Senior Python Quantitative Developer sought by a specialist and multi-award-winning Systematic Hedge Fund in a brand-new Core team designing and implementing a greenfield centralised Python/SQL/Linux/Docker platform for Backtesting, Pricing, Risk and Performance to be used across all Funds and Investment teams. Our client is an early Quantitative … zero siloes, and industry-leading tenure. The firm totals around 150 staff, all of whom are office-based three or more days per week. This is a more technical Senior QD role which will involve collaborating with Quantitative Researchers and Portfolio Managers to architect, design and implement scalable solutions, addressing complex business needs. Primarily, you will be charged with … of the investment infrastructure, including the Data Interface Layer, Central Risk Calculations, and Backtesting Frameworks which will be a key tool for the Investment teams. Essential Skills & Experience: Excellent Python skills, as per 5+ years of professional experience in a technically and/or scientifically complex and competitive environment, especially in Financial Markets. Hands-on experience with continuous integration More ❯

Senior Python Quantitative Developer sought by a specialist and multi-award-winning Systematic Hedge Fund in a brand-new Core team designing and implementing a greenfield centralised Python/SQL/Linux/Docker platform for Backtesting, Pricing, Risk and Performance to be used across all Funds and Investment teams. Our client is an early Quantitative … zero siloes, and industry-leading tenure. The firm totals around 150 staff, all of whom are office-based three or more days per week. This is a more technical Senior QD role which will involve collaborating with Quantitative Researchers and Portfolio Managers to architect, design and implement scalable solutions, addressing complex business needs. Primarily, you will be charged with … of the investment infrastructure, including the Data Interface Layer, Central Risk Calculations, and Backtesting Frameworks which will be a key tool for the Investment teams. Essential Skills & Experience: Excellent Python skills, as per 5+ years of professional experience in a technically and/or scientifically complex and competitive environment, especially in Financial Markets. Hands-on experience with continuous integration More ❯