22 of 22 FastAPI Jobs in the South East

success in leading small, high-performing engineering teams in fast-paced environments. Deep expertise in full-stack development with: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Python (Django, Flask, or FastAPI) PostgreSQL (design, optimization, maintenance) Experience building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. Hands-on experience with cloud platforms (AWS, Azure, or More ❯

scalable Python-based applications and microservices . Developing internal tools and automation to support both client delivery and internal teams. Building, testing, and deploying RESTful APIs using frameworks like FastAPI or Django REST Framework . Collaborating with data and platform engineers to integrate new features and optimise performance. Ensuring robust engineering practices including CI/CD, TDD, and secure development More ❯

ideas into production. Ensuring code quality through testing, documentation, and peer review. What we're looking for: 4+ years' experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud More ❯

deploying, and maintaining systems on GCP or AWS Solid understanding of CI/CD pipelines (GitHub Actions) and Docker Hands-on experience with RESTful APIs (Django/DRF or FastAPI) Strong knowledge of secure software development and engineering best practices Highly desirable skills: Experience with Generative AI/LLMs Knowledge of different database types (SQL, NoSQL, graph, document) Infrastructure automation More ❯

looking for: 2+ years' experience in full-stack application development and deployment. Strong skills in both frontend frameworks (React, Next.js, or Vue) and backend technologies (Node.js, Python, Django, or FastAPI). Experience deploying applications in cloud environments using containers and orchestration tools. Proficiency in the Python ecosystem for backend development and AI integration. Strong database knowledge (SQL and NoSQL) and More ❯

data engineers to build an end-to-end pipeline that leverages various data products.Basic Qualifications:5+ years of experience in frontend software development (React).Proven experience in Python development (FastAPI preferred).Bachelor's degree in a relevant field (computational, numerate, or life sciences) or equivalent experience.Essential cloud experience (Google Cloud and Cloud Run preferred) for core web application infrastructure.Strong skills More ❯

GKE or equivalent). Version control with Git and experience of CI/CD pipelines (GitHub Actions, GitLab CI, CircleCI, etc.). Nice to have: Experience with async frameworks (FastAPI, Celery, or asyncio-based work). Exposure to event-driven architectures, message queues (Kafka, RabbitMQ) or pub/sub. Knowledge of observability tooling (Prometheus, Grafana, Sentry, ELK). Understanding of More ❯

Equity | Hybrid (Wokingham-based) | Python | React | AWSLocation: Wokingham, UK (Hybrid – 2–3 days office-based)Salary: £70,000 - £80,000 + £10k equity packageTech Stack: Backend: Python (Flask/FastAPI/Django) Frontend: React, TypeScript Cloud: AWS Are you an experienced Full Stack Engineer who thrives in fast-moving, product-led environments We’re partnered with an innovative AI-driven More ❯

the stack - React on the front end, Python on the back end. You'll: Build responsive UIs in React Develop APIs & services in Python (either Django/Flask/FastAPI) Own features end-to-end Help shape our tech stack You have: Strong React & Python skills API & database experience A proactive, problem-solving mindset Ideally start-up or scale-up More ❯

and agentic frameworks. Your work will directly impact customer experience, fraud detection, compliance automation, financial advisory, and operational efficiency. YOUR PROFILE Strong programming skills in Python API development (Flask, FastAPI, AWS API Gateway) via REST APIs, event driven architectur Cloud - AWS (preferred)/Google/Azure AWS Step Functions, CloudWatch, Lambda, EKS, Dynamo DB, S3, RDS, etc. AWS Bedrock (Claude More ❯

through to deployment Should have experience in agile product delivery, working within a small interdisciplinary team to deliver as a group Assisting with the maintenance and iteration of a FastAPI-based web API hosted on AWS. Enhancing the existing product in line with the roadmap, focusing on data ingestion, UI updates (with a Fullstack Developer), and potential agentic features. Supporting More ❯

multiple stakeholders, delivering production releases in fast-paced environments. Proven track record of leading cross-functional teams using modern tech stacks such as React and Python frameworks (e.g., Django, FastAPI, Flask) or equivalent. Hands-on experience coordinating projects that integrate large language models (LLMs), retrieval-augmented generation (RAG), or similar AI components into deployed products. Strong skills in managing scope More ❯

multiple stakeholders, delivering production releases in fast-paced environments. Proven track record of leading cross-functional teams using modern tech stacks such as React and Python frameworks (e.g., Django, FastAPI, Flask) or equivalent. Hands-on experience coordinating projects that integrate large language models (LLMs), retrieval-augmented generation (RAG), or similar AI components into deployed products. Strong skills in managing scope More ❯

tuning, prompt engineering and productionisation · Deep experience in MLOps on Azure, including CI/CD, monitoring and scaling pipelines. · Strong coding skills in Python, with frameworks such as PyTorch, FastAPI and Azure CLI. ALL APPLICANTS MUST BE FREE TO WORK IN THE UK Exposed Solutions is acting as an employment agency to this client. Please note that no terminology in More ❯

including secure deployments on Lambda and EKS . Strong API design and security expertise (OpenAPI, OAuth2, JWT). Proven integration experience with SAP, Salesforce, Oracle . Proficiency in Flask, FastAPI , or similar frameworks in cloud-native environments. Experience with event-driven patterns and AWS messaging services. Solid understanding of Kubernetes security , IAM roles, encryption, and CI/CD tooling What 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. … days per year Season ticket loan Employee Assistance Programme Impactful role with great career progression Apply now to find out more about this Senior Software Engineer/Developer (Python FastAPI Data) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people More ❯

play a part in shaping the technical vision of this business and work on their product from an early stage. What you'll work on: Backend APIs (Python/FastAPI): Build and maintain secure, high-performance services that drive AI features and data access at scale. RAG & vector search: Design and improve retrieval pipelines (embeddings, chunking, hybrid search, ranking, feedback … pgvector, FAISS, Weaviate, Elasticsearch k-NN), embeddings, and hybrid search methods. Practical knowledge of chunking strategies, indexing, precision/recall trade-offs, reranking, and evaluation techniques. Proficient in Python (FastAPI) and React/Next.js . Solid experience with both SQL and NoSQL databases (Postgres, DynamoDB, etc.). Exposure to LLMs, embeddings, and vector search APIs . Strong understanding of data More ❯

What you'll be doing: Build and maintain Python backend systems for GenAI evaluation Integrate LLM components with data and compute infrastructure Deliver clean, well-tested, production-grade code (FastAPI preferred) Collaborate with ML engineers, data scientists, and DevOps teams Participate in agile delivery and CI/CD improvement initiatives Key Skills: Python, FastAPI, Cloud (GCP/AWS), CI/ More ❯

components with data, compute, and frontend systems to create scalable, high-performance solutions. Day-to-day responsibilities include: Designing and implementing backend services for Python-based web applications (e.g., FastAPI). Integrating AI and ML components into production systems and APIs. Writing high-quality, well-tested, and well-documented code following best practices. Developing and monitoring metrics to improve system … to build end-to-end pipelines. Participating in agile ceremonies and code reviews to uphold quality and delivery standards. Tech Stack & Skills Core skills: Strong Python backend development experience (FastAPI or similar frameworks) Cloud-native deployment experience (preferably Google Cloud and Cloud Run) Unit testing experience (pytest or similar frameworks) Familiarity with agile development and CI/CD processes Strong More ❯

Backend Software Engineer to lead development of APIs and data infrastructure supporting these ML applications. What you'll be doing: Develop backend systems for ML-driven applications using Python (FastAPI) Build data and compute integration pipelines with cross-functional AI teams Design testing and deployment frameworks for model reliability Work collaboratively in agile sprints alongside data and DevOps teams Key … Skills: Python, FastAPI, Git/GitHub, CI/CD, cloud infrastructure (GCP), automated testing (pytest) Nice to Have: Experience with ML model deployment or scientific data systems Ideal for: Engineers who thrive building robust, production-ready backends for AI/ML platforms. More ❯

edge solutions that leverage synthetic audiences , retrieval-augmented generation (RAG) , and data-driven insights to support decision-making and communication across government. Key Responsibilities Maintain and enhance an existing FastAPI -based service hosted on AWS Elastic Beanstalk . Develop and deliver new product features aligned with an existing roadmap, including data ingestion , RAG pipelines , and agentic AI extensions . Lead … experience with Large Language Model APIs (from 2021 onwards). Hands-on experience developing Generative AI solutions and integrating them into production environments. Strong Python programming experience, ideally with FastAPI , asyncio , and SQLAlchemy . Experience building LLM-powered applications with tool use and information retrieval capabilities. Working knowledge of AWS infrastructure and deployment workflows. Proven ability to work effectively within More ❯

Data Software Engineer/Developer (Python Databricks FastAPI) 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. … per year Season ticket loan Employee Assistance Programme Impactful role with great career progression Apply now to find out more about this Data Software Engineer/Developer (Python Databricks FastAPI) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come More ❯