9 of 9 Permanent FastAPI Jobs in South Wales

autonomy over production systems, mentoring juniors & play a key role in design decision making. What we need: Strong Python software engineering skills, ideally with FastAPI/Django/Flask Good experience with Cloud - any platform experience is fine (they use AWS) Either experience or drive to mentor junior team members ...

Software Engineer (Contract) – Python/FastAPI 6 Month Contract - Fully Remote Daily Rate: £500 Outside IR35 Contact: Matthew.Makranczy@forsythbarnes.com We're looking for experienced AWS Software Engineer (contractors) to join an established platform engineering team and help take a proof-of-concept Identity & Access Management (IAM) system into production. This … working independently on application development, while collaborating closely with a wider AWS platform team. What you'll be working on Building a FastAPI-based headless service to manage REST APIs for user and group IAM relationships in AWS Designing and delivering a technical audit service for the IAM system Supporting ...

Software Engineer (Contract) – Python/FastAPI 6 Month Contract - Fully Remote Daily Rate: £500 Outside IR35 Contact: Matthew.Makranczy@forsythbarnes.com We're looking for experienced AWS Software Engineer (contractors) to join an established platform engineering team and help take a proof-of-concept Identity & Access Management (IAM) system into production. This … working independently on application development, while collaborating closely with a wider AWS platform team. What you'll be working on Building a FastAPI-based headless service to manage REST APIs for user and group IAM relationships in AWS Designing and delivering a technical audit service for the IAM system Supporting ...

hands on role where you'll work across the stack, leading frontend development with React and Next.js while also contributing to a Python (FastAPI) backend that powers AI driven insights and data heavy systems. You'll have real ownership, influence technical direction, and help shape a platform used to simplify … Working closely with product, design, and data teams to create intuitive user experiences Building and maintaining scalable APIs and backend services in Python using FastAPI Contributing to architectural decisions as the platform evolves and transitions from Azure to GCP Ensuring strong integration between frontend and backend with a focus ...

hands on role where you'll work across the stack, leading frontend development with React and Next.js while also contributing to a Python (FastAPI) backend that powers AI driven insights and data heavy systems. You'll have real ownership, influence technical direction, and help shape a platform used to simplify … Working closely with product, design, and data teams to create intuitive user experiences Building and maintaining scalable APIs and backend services in Python using FastAPI Contributing to architectural decisions as the platform evolves and transitions from Azure to GCP Ensuring strong integration between frontend and backend with a focus ...

understand the trade-offs between speed, cost, and model performance. Design, implement, and productionise multi-agent LLM systems that reason, plan, and coordinate. Develop FastAPI-based microservices optimised for low latency and high reliability. Engineer and evaluate RAG pipelines: hybrid retrieval, re-ranking, grounding, and context validation. Integrate real-time … model-faithfulness metrics. What we're looking for Proven ability to build and ship agentic or multi-agent frameworks into production. Expert Python, FastAPI, and asyncio developer. Practical experience with LangChain, Autogen, or custom orchestration layers. Startup mindset: ownership, speed, and pragmatism over perfection. Bonus points Experience working with voice ...

understand the trade-offs between speed, cost, and model performance. Design, implement, and productionise multi-agent LLM systems that reason, plan, and coordinate. Develop FastAPI-based microservices optimised for low latency and high reliability. Engineer and evaluate RAG pipelines: hybrid retrieval, re-ranking, grounding, and context validation. Integrate real-time … model-faithfulness metrics. What we're looking for Proven ability to build and ship agentic or multi-agent frameworks into production. Expert Python, FastAPI, and asyncio developer. Practical experience with LangChain, Autogen, or custom orchestration layers. Startup mindset: ownership, speed, and pragmatism over perfection. Bonus points Experience working with voice ...

Senior Backend Engineer | Python, FastAPI & Scaling | Security SaaS Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time visibility into their attack surface and potential exploitable vulnerabilities. They have received numerous … messaging queues e.g., Kafka (nice to have) This is entirely a Python back-end development role (Python 3), where the core framework used is FastAPI and Kafka for the messaging queues. The data sits in PostreSQL and MongoDB. The Package: Up to £85,000 Fully remote 28-day holidays (including ...

Senior Backend Engineer | Python, FastAPI & Scaling | Security SaaS Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time visibility into their attack surface and potential exploitable vulnerabilities. They have received numerous … messaging queues e.g., Kafka (nice to have) This is entirely a Python back-end development role (Python 3), where the core framework used is FastAPI and Kafka for the messaging queues. The data sits in PostreSQL and MongoDB. The Package: Up to £85,000 Fully remote 28-day holidays (including ...