about leveraging technology to drive business success. Key Responsibilities: Design, develop, and maintain efficient and reliable back-end systems using Python and SQL . Utilize frameworks such as Django , Flask , FastAPI , Asyncio , Aiohttp , and SQLAlchemy to build scalable web applications. Develop and maintain RESTful APIs , WebSocket , and GraphQL services, ensuring comprehensive documentation with Swagger/OpenAPI . Manage and optimize … and Grafana . Requirements: Proven experience as a Senior Back-End Developer or similar role. Strong proficiency in Python and SQL . Extensive experience with frameworks and libraries: Django , Flask , FastAPI , Asyncio , Aiohttp , and SQLAlchemy . Demonstrated experience in developing and managing RESTful APIs , WebSocket , and GraphQL services. Solid understanding of database management, including PostgreSQL , NATS , Redis , and Min.IO . More ❯
birmingham, midlands, united kingdom Hybrid / WFH Options
Colossus Recruitment
Solution/Technical Architect – Python Expert (FastAPI, Flask, Microservices), Inside IR35 Onsite/Hybrid working - 6 month contract Our client is seeking an experienced Solution Architect with a strong background in Python and modern microservices to help shape the future of their backend systems. This role is ideal for someone who enjoys driving architecture decisions, leading technical direction, and delivering … successful candidate will combine strategic vision with hands-on technical expertise, guiding engineering teams while influencing long-term architecture. Role Overview Architect scalable, modular backend solutions using Python (FastAPI, Flask) and microservices. Lead technical design across APIs, data pipelines, cloud infrastructure, and backend orchestration. Drive architecture reviews, documentation, and system governance. Work closely with DevOps and engineering teams to build More ❯
West Midlands, England, United Kingdom Hybrid / WFH Options
Colossus Recruitment
Solution/Technical Architect – Python Expert (FastAPI, Flask, Microservices), Inside IR35 Onsite/Hybrid working - 6 month contract Our client is seeking an experienced Solution Architect with a strong background in Python and modern microservices to help shape the future of their backend systems. This role is ideal for someone who enjoys driving architecture decisions, leading technical direction, and delivering … successful candidate will combine strategic vision with hands-on technical expertise, guiding engineering teams while influencing long-term architecture. Role Overview Architect scalable, modular backend solutions using Python (FastAPI, Flask) and microservices. Lead technical design across APIs, data pipelines, cloud infrastructure, and backend orchestration. Drive architecture reviews, documentation, and system governance. Work closely with DevOps and engineering teams to build More ❯
