City of London, London, United Kingdom Hybrid / WFH Options
Harnham
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-based More ❯
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-based More ❯
Cambridge, England, United Kingdom Hybrid / WFH Options
Harnham
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-based More ❯
cambridge, east anglia, united kingdom Hybrid / WFH Options
Harnham
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-based More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Harnham
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-based More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Harnham
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-based More ❯
into production systems, working closely with other developers to deliver scalable, reliable, and well-structured solutions Essential: At least 4 years’ backend development experience Strong expertise in Python (FastAPI, Flask, or Django) Good understanding of backend architecture, APIs, and cloud environments (AWS, Azure, or GCP) Experience integrating AI or LLM APIs and open-source models into live products Hands-on More ❯
St. Asaph, Clwyd, Wales, United Kingdom Hybrid / WFH Options
Greenfield I T Recruitment
or IT-related discipline or equivalent experience. Well-versed in Python. Strong team player. Strong communication skills. Software Developer tech stack: Python > 3.5 with type hints, data classes, and Flask REST API. Postgres for relational data, Pandas for data analysis, and Google Cloud Pub/Sub for messaging. Cloud Build for automated builds, and Cloud Run/Docker for containerisation. More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Robert Half
working across 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 More ❯
Sheffield, England, United Kingdom Hybrid / WFH Options
NearTech Search
to-end delivery Contribute to architecture and best-practice decisions across the stack Write clean, maintainable, and well-tested code Essential experience Strong Python development skills Experience with Django (Flask/FastAPI are fine too) RESTful API design and integration Relational databases (PostgreSQL or similar) Git Worth noting: Whilst this is a backend role, you will need to have some More ❯
handsworth, yorkshire and the humber, united kingdom Hybrid / WFH Options
NearTech Search
to-end delivery Contribute to architecture and best-practice decisions across the stack Write clean, maintainable, and well-tested code Essential experience Strong Python development skills Experience with Django (Flask/FastAPI are fine too) RESTful API design and integration Relational databases (PostgreSQL or similar) Git Worth noting: Whilst this is a backend role, you will need to have some More ❯
Computer Science, Engineering, Physics, Mathematics, or a related technical field 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world Ability to thrive in More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Tiro Partners Limited
Computer Science, Engineering, Physics, Mathematics, or a related technical field 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world Ability to thrive in More ❯
london, south east england, united kingdom Hybrid / WFH Options
Tiro Partners Limited
Computer Science, Engineering, Physics, Mathematics, or a related technical field 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world Ability to thrive in More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Tiro Partners Limited
Computer Science, Engineering, Physics, Mathematics, or a related technical field 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world Ability to thrive in More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Tiro Partners Limited
Computer Science, Engineering, Physics, Mathematics, or a related technical field 2+ years of experience building web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world Ability to thrive in More ❯
Basingstoke, Hampshire, South East, United Kingdom Hybrid / WFH Options
iDPP
systems and microservices Develop AI-driven capabilities (e.g. LLMs, retrieval-augmented generation (RAG), and AI agents) Build and maintain APIs, data pipelines, and backend components (primarily Python, FastAPI, or Flask) Engineer robust, containerised architectures using Docker and Kubernetes Work with ElasticSearch, Weaviate, Pinecone, and other vector databases Help deliver high-availability, fault-tolerant systems for mission-critical workloads What Were More ❯
Wokingham, Berkshire, England, United Kingdom Hybrid / WFH Options
SR2
+ 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 More ❯
The Role As a Senior Backend Engineer, you will: Architect, design, build and maintain backend systems and APIs using Python and one or more frameworks (e.g., Django, Flask, FastAPI). Leverage the full capabilities of the AWS cloud (e.g., Lambda, SQS/SNS, RDS/DynamoDB, ECS/EKS, API Gateway) to deliver scalable, secure, and performant services. Ensure robustness More ❯
Stay up to date with advancements in LLM fine-tuning, RAG methodologies, and vector search techniques. Essential Skills & Experience: Programming: Strong proficiency in Opensource. API Development: Experience with FastAPI, Flask (Python) OR Express.js for microservices. RAG Development: Hands-on experience building retrieval-augmented AI search solutions. LLM Fine-Tuning: Experience fine-tuning models for domain-specific performance and optimizing inference More ❯
Greater London, England, United Kingdom Hybrid / WFH Options
FilmLight
Software Developer. This position is based in our London office, with hybrid working available. Experience should include some or all of the following: Back-end web application development: Python: Flask PostgreSQL Pulumi/Terraform Infrastructure-as-Code Front-end web development: JavaScript, Vue.JS Cloud computing: VM deployment & image management Networking & security Auto-scaling Object storage Linux software development: Containers (Docker More ❯
london, south east england, united kingdom Hybrid / WFH Options
FilmLight
Software Developer. This position is based in our London office, with hybrid working available. Experience should include some or all of the following: Back-end web application development: Python: Flask PostgreSQL Pulumi/Terraform Infrastructure-as-Code Front-end web development: JavaScript, Vue.JS Cloud computing: VM deployment & image management Networking & security Auto-scaling Object storage Linux software development: Containers (Docker More ❯
slough, south east england, united kingdom Hybrid / WFH Options
FilmLight
Software Developer. This position is based in our London office, with hybrid working available. Experience should include some or all of the following: Back-end web application development: Python: Flask PostgreSQL Pulumi/Terraform Infrastructure-as-Code Front-end web development: JavaScript, Vue.JS Cloud computing: VM deployment & image management Networking & security Auto-scaling Object storage Linux software development: Containers (Docker More ❯
cross-functionally to shape product direction and technical strategy Optimize performance, security, and scalability across the stack Requirements: Minimum of 4 years of advanced experience working with Python and Flask Hands-on experience with SQL databases Strong expertise in software design principles and building REST APIs 1+ year of Angular experience is a bonus With Myn, you gain a trusted More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Medly AI
and other Full Stack Engineers on high-impact projects Technical Requirements 2–3 years of back-end engineering experience, ideally in a startup environment Strong knowledge of Python and Flask Proficiency with SQL and Postgres Experience with AWS services (migration experience is a plus) Ideal Candidate Quality Focus: Obsessive attention to detail and commitment to shipping polished, bug-free experiences More ❯