1 to 25 of 41 Permanent Senior Python Developer Jobs in 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 streams, as well as making improvements to their current platform. Senior Python Developer - Python, SQL, Databricks, AWS/Azure Key skills and experience: Python FastAPI SQL Databricks AWS/Azure API's Hybrid working with 3-days a week required in a Central London office … Pays up to £90k + benefits To be considered, you must be UK based Senior Python Developer - Python, SQL, Databricks, AWS/Azure More ❯

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 streams, as well as making improvements to their current platform. Senior Python Developer - Python, SQL, Databricks, AWS/Azure Key skills and experience: Python FastAPI SQL Databricks AWS/Azure API's Hybrid working with 3-days a week required in a Central London office … Pays up to £90k + benefits To be considered, you must be UK based Senior Python Developer - Python, SQL, Databricks, AWS/Azure More ❯

Senior Backend Developer - Python, AWS, Django Central London/Hybrid -one day in the office £75-85k + benefits Were seeking a topflight Senior Backend Developer with a strong software engineering background including 8-9+ years majoring in writing Backend applications using Python and Django (Rest Framework). This is a seriously … weighty, complex, technically challenging role; the successful Backend Developer will be 'red hot' on the core backend skill requirements. Demonstrably the 'go to' person in your role. The Backend Python Developer will be joining a team of 45 at a world-class healthcare scaleup. With each integration of a new hospital group there is an acceleration of … analytics to ensure our products are robust and meet users needs Take technical ownership of areas of product Required: 8-9+ years of experience writing Backend applications using Python and Django (Rest Framework) or related frameworks, e.g. Flask, FastAPI or similar Good understanding of ORM (either Django or SQLAlchemy) Good understanding of Python Unit Testing frameworks and More ❯

Python Developer - Python, Django, REST API's, AWS, JavaScript 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 with different teams, to ensure product goals … are met. Python Developer - Python, Django, REST API's, AWS, JavaScript Key Skills and Experience: Strong knowledge of Python Experience with Python frameworks (Django preferred) PostgreSQL REST API'S Docker Cloud experience (AWS preferred) Knowledge of Frontend Technologies (JavaScript, HTML, CSS) This is a hybrid role with 2-3 days a week required in a … London based office Base salary of £75k-£90k depending on skills and experience To be considered, you must be UK based Python Developer - Python, Django, REST API's, AWS, JavaScript More ❯

Python Developer - Python, Django, REST API's, AWS, JavaScript 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 with different teams, to ensure product goals … are met. Python Developer - Python, Django, REST API's, AWS, JavaScript Key Skills and Experience: Strong knowledge of Python Experience with Python frameworks (Django preferred) PostgreSQL REST API'S Docker Cloud experience (AWS preferred) Knowledge of Frontend Technologies (JavaScript, HTML, CSS) This is a hybrid role with 2-3 days a week required in a … London based office Base salary of £75k-£90k depending on skills and experience To be considered, you must be UK based Python Developer - Python, Django, REST API's, AWS, JavaScript More ❯

Job Title: Senior Python Developer (Python/Django) Location: Fully Remote Job Type: Full-Time Salary 80k - 100k About the Company: A fast-growing tech company revolutionizing the e-commerce/data analytics sector with cutting-edge software solutions. Join their dynamic engineering team and contribute to innovative projects. Job Description: We're looking for a … passionate Python Developer (Python/Django) with 5 + years of experience. This role offers the opportunity to work in a fast-paced, collaborative environment and grow your skills. Key Responsibilities: Develop and maintain scalable applications using Python (Django). Build and integrate APIs and third-party services. Participate in Agile development cycles and CI/… Collaborate with cross-functional teams. Requirements: Computer Science or STEM degree from a top Russell Group University (1st or 2:1). 5+ years of full-stack development experience (Python/Django). Strong experience with SQL databases (PostgreSQL/MySQL). Familiarity with DevOps tools (Docker, Kubernetes, AWS/GCP/Azure). Experience with API development and More ❯

Position: Senior Python Developer Employment Type: Contract Start: ASAP (October/November 2025) Duration: 6 Months Location: London, UK - Hybrid Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client – Partnered with a global leader in digital transformation and IT services … for the people and communities they serve. For you, this means working on challenging projects that demand innovation, collaboration, and thought leadership . Role – We are seeking a talented Senior Python Developer to join a global orgnisation within its Trading Analytics & Insights division. The team is responsible for delivering data-driven solutions, analytical models, and digital tools … analytics applications that directly influence trading strategies and business decisions. Key Responsibilities: Partner with analysts and stakeholders to translate business requirements into robust technical solutions . Develop high-quality Python applications and reusable frameworks for analytics, data management, and reporting. Build interactive dashboards and data visualisations using Plotly Dash, Power BI , or similar technologies. Contribute to the development of More ❯

Position: Senior Python Developer Employment Type: Contract Start: ASAP (October/November 2025) Duration: 6 Months Location: London, UK - Hybrid Language(s): English Focus on SAP is a specialist SAP and ERP Recruitment organisation offering both permanent and contract staffing solutions on a global scale. Client – Partnered with a global leader in digital transformation and IT services … for the people and communities they serve. For you, this means working on challenging projects that demand innovation, collaboration, and thought leadership . Role – We are seeking a talented Senior Python Developer to join a global orgnisation within its Trading Analytics & Insights division. The team is responsible for delivering data-driven solutions, analytical models, and digital tools … analytics applications that directly influence trading strategies and business decisions. Key Responsibilities: Partner with analysts and stakeholders to translate business requirements into robust technical solutions . Develop high-quality Python applications and reusable frameworks for analytics, data management, and reporting. Build interactive dashboards and data visualisations using Plotly Dash, Power BI , or similar technologies. Contribute to the development of More ❯

Clients include large Private Equity funds, Asset Managers, listed Corporates, high-growth tech companies and many more. Learn more about why we do what we do here. The role: Senior Python Developer Join our lean UK-based technology team as a Senior Python Developer, where you'll play a pivotal role in the development … side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience in C++/C#/Java/etc would also be considered) Experience working on mission-critical applications, following a robust SDLC Excellent communication and problem-solving … skills; and a strong aptitude for learning Experience and enthusiasm for test-automation and CI/CD Strong STEM degree or equivalent professional experience Desirable skills: Deep knowledge of Python, including any of the frameworks we currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience More ❯

Clients include large Private Equity funds, Asset Managers, listed Corporates, high-growth tech companies and many more. Learn more about why we do what we do here. The role: Senior Python Developer Join our lean UK-based technology team as a Senior Python Developer, where you'll play a pivotal role in the development … side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience in C++/C#/Java/etc would also be considered) Experience working on mission-critical applications, following a robust SDLC Excellent communication and problem-solving … skills; and a strong aptitude for learning Experience and enthusiasm for test-automation and CI/CD Strong STEM degree or equivalent professional experience Desirable skills: Deep knowledge of Python, including any of the frameworks we currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience More ❯

Clients include large Private Equity funds, Asset Managers, listed Corporates, high-growth tech companies and many more. Learn more about why we do what we do here. The role: Senior Python Developer Join our lean UK-based technology team as a Senior Python Developer, where you'll play a pivotal role in the development … side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience in C++/C#/Java/etc would also be considered) Experience working on mission-critical applications, following a robust SDLC Excellent communication and problem-solving … skills; and a strong aptitude for learning Experience and enthusiasm for test-automation and CI/CD Strong STEM degree or equivalent professional experience Desirable skills: Deep knowledge of Python, including any of the frameworks we currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience More ❯

Clients include large Private Equity funds, Asset Managers, listed Corporates, high-growth tech companies and many more. Learn more about why we do what we do here. The role: Senior Python Developer Join our lean UK-based technology team as a Senior Python Developer, where you'll play a pivotal role in the development … side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language (ideally Python, but experience in C++/C#/Java/etc would also be considered) Experience working on mission-critical applications, following a robust SDLC Excellent communication and problem-solving … skills; and a strong aptitude for learning Experience and enthusiasm for test-automation and CI/CD Strong STEM degree or equivalent professional experience Desirable skills: Deep knowledge of Python, including any of the frameworks we currently use: Flask, SqlAlchemy, Alembic, Pydantic Experience with relational databases, ideally Postgres Experience of message-based architectures, and queuing technologies, i.e. RabbitMQ Experience More ❯

Senior Backend Developer | Python | FastAPI | AWS | Postgres | Hybrid, London Our Mission We help traditional, operations-heavy businesses grow and scale using modern data and AI tools. These businesses are often the backbone of society—powering the food we eat, the cars we drive, and the buildings we live in. Historically, these industries have been underserved by the … grow through better use of their data. We're backed by top-tier investors who have supported companies at the forefront of technology and industry transformation. The Role: Backend Developer We’re looking for a Backend Developer to join us at an exciting early stage. You’ll play a critical role in helping us scale our systems and … support AI-powered workflows Creating data pipelines and APIs to connect legacy software systems to modern insights Optimizing database design, indexing, and query performance for speed and scale Improving developer productivity and reliability with CI/CD pipelines, automated testing, and monitoring You’ll work closely with an experienced staff engineer and collaborate directly with the founding team to More ❯

Senior Backend Developer | Python | FastAPI | AWS | Postgres | Hybrid, London Our Mission We help traditional, operations-heavy businesses grow and scale using modern data and AI tools. These businesses are often the backbone of society—powering the food we eat, the cars we drive, and the buildings we live in. Historically, these industries have been underserved by the … grow through better use of their data. We're backed by top-tier investors who have supported companies at the forefront of technology and industry transformation. The Role: Backend Developer We’re looking for a Backend Developer to join us at an exciting early stage. You’ll play a critical role in helping us scale our systems and … support AI-powered workflows Creating data pipelines and APIs to connect legacy software systems to modern insights Optimizing database design, indexing, and query performance for speed and scale Improving developer productivity and reliability with CI/CD pipelines, automated testing, and monitoring You’ll work closely with an experienced staff engineer and collaborate directly with the founding team to More ❯

Senior Backend Developer | Python | FastAPI | AWS | Postgres | Hybrid, London Our Mission We help traditional, operations-heavy businesses grow and scale using modern data and AI tools. These businesses are often the backbone of society—powering the food we eat, the cars we drive, and the buildings we live in. Historically, these industries have been underserved by the … grow through better use of their data. We're backed by top-tier investors who have supported companies at the forefront of technology and industry transformation. The Role: Backend Developer We’re looking for a Backend Developer to join us at an exciting early stage. You’ll play a critical role in helping us scale our systems and … support AI-powered workflows Creating data pipelines and APIs to connect legacy software systems to modern insights Optimizing database design, indexing, and query performance for speed and scale Improving developer productivity and reliability with CI/CD pipelines, automated testing, and monitoring You’ll work closely with an experienced staff engineer and collaborate directly with the founding team to More ❯

Senior Backend Developer | Python | FastAPI | AWS | Postgres | Hybrid, London Our Mission We help traditional, operations-heavy businesses grow and scale using modern data and AI tools. These businesses are often the backbone of society—powering the food we eat, the cars we drive, and the buildings we live in. Historically, these industries have been underserved by the … grow through better use of their data. We're backed by top-tier investors who have supported companies at the forefront of technology and industry transformation. The Role: Backend Developer We’re looking for a Backend Developer to join us at an exciting early stage. You’ll play a critical role in helping us scale our systems and … support AI-powered workflows Creating data pipelines and APIs to connect legacy software systems to modern insights Optimizing database design, indexing, and query performance for speed and scale Improving developer productivity and reliability with CI/CD pipelines, automated testing, and monitoring You’ll work closely with an experienced staff engineer and collaborate directly with the founding team to 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 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 ❯

platform that helps companies deploy smart agents, supercharge workflows, and innovate at scale. And here s the best part: we re just getting started. We re looking for a Senior Azure/Python Developer with a flair for AI to join the core team building the future of intelligent automation. If you thrive in fast-paced, idea … + flexible remote work + a culture that values speed, quality, and innovation. • A tech stack You ll Love Working With: Azure AI Foundry, Azure AI Search, AKS, Python, VS Code (Copilot), Docker, Kubernetes. What you ll be doing: • Architect and build AI-first features using Azure s cutting-edge ecosystem • Design scalable, cloud-native solutions with a collaborative … high-speed team • Code with precision in Python • Supercharge your dev flow using GitHub Copilot • Write code that s clean, tested, and production-ready - every time • Work in tight, iterative sprints where ideas turn into deployed solutions fast What you ll bring: • Expertise across Azure s AI stack: AI Foundry, Search, AKS • Strong command of Python - and the More ❯

platform that helps companies deploy smart agents, supercharge workflows, and innovate at scale. And here's the best part: we're just getting started. We're looking for a Senior Azure/Python Developer with a flair for AI to join the core team building the future of intelligent automation. If you thrive in fast-paced, idea … + flexible remote work + a culture that values speed, quality, and innovation. • A tech stack You'll Love Working With: Azure AI Foundry, Azure AI Search, AKS, Python, VS Code (Copilot), Docker, Kubernetes. What you'll be doing: • Architect and build AI-first features using Azure's cutting-edge ecosystem • Design scalable, cloud-native solutions with a collaborative … high-speed team • Code with precision in Python • Supercharge your dev flow using GitHub Copilot • Write code that's clean, tested, and production-ready - every time • Work in tight, iterative sprints where ideas turn into deployed solutions fast What you'll bring: • Expertise across Azure's AI stack: AI Foundry, Search, AKS • Strong command of Python - and the More ❯