26 to 50 of 70 Flask Jobs in London

Staff Frontend Engineer

Location
Greater London, England, United Kingdom
experience integrating frontends with REST or GraphQL APIs, with a strong understanding of service‐oriented architecture, data modeling, and Python web frameworks (e.g., FastAPI, Flask, Django). Practical experience with database data flows (e.g., PostgreSQL), cloud/container infrastructure (Docker, Kubernetes), and frontend observability tools (Sentry, Datadog, OpenTelemetry). Strong ...

Staff Frontend Engineer

Location
Greater London, England, United Kingdom
experience integrating frontends with REST or GraphQL APIs, with a strong understanding of service-oriented architecture, data modeling, and Python web frameworks (e.g., FastAPI, Flask, Django). Practical experience with database data flows (e.g., PostgreSQL), cloud/container infrastructure (Docker, Kubernetes), and frontend observability tools (Sentry, Datadog, OpenTelemetry). Strong ...

Senior Python Engineer – Cloud, APIs & Serverless

Location
Greater London, England, United Kingdom
Lead Engineer in an Agile team to deliver high quality, scalable features. You will develop RESTful APIs and microservices in Python (FastAPI/Flask), using serverless and containerized AWS architecture (Lambda, ECS Fargate, API Gateway). You’ll ensure secure, reliable delivery and collaborate with product and DevOps teams. #J ...

Lead Agentic AI Engineer

Location
City Of London, England, United Kingdom
quality code practices Strong understanding of software engineering principles, architecture patterns, and delivery best practices Experience with API development using frameworks such as FastAPI, Flask, or Django Knowledge of Docker, containerised deployments, CI/CD, and cloud‐native delivery patterns What Will Make You Stand Out Experience building, deploying ...

Full Stack Software Engineer - AI/ML - Security Cleared

Hiring Organisation
Searchability NS&D
Location
Hounslow, Middlesex, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £90,000 per annum
would be valuable: SOFTWARE ENGINEERING * Full Stack Software Development * Python development * JavaScript/TypeScript or similar frontend technologies * REST APIs and frameworks such as Flask or Django * Git, automated testing and CI/CD * Strong software design and engineering practices * Linux development environments DATA & INTEGRATION * Application or systems integration * Databases ...

Senior Data Scientist

Location
City of Westminster, England, United Kingdom
libraries (PyTorch, XGBoost, TensorFlow). Expert proficiency with SQL development, with Google dialects being advantageous. Proficiency with an API web framework (FastAPI, Django, Flask). Robust CI/CD discipline for ML, including GitHub Actions or GitLab CI, and infrastructure as code solutions such as Terraform. Desired Experience Experience ...

Global AI/ML Engineer Manager

Hiring Organisation
Boston Consulting Group
Location
London, UK
trade-offs. What You'll Bring 7+ years of hands-on software engineering experience with strong backend/API expertise using Python (FastAPI or Flask). 1+ years of hands-on experience with LLMs: building RAG solutions, agentic workflows, integrating LLMs (e.g., OpenAI, Gemini, Anthropic, etc.) into products, building ...

Developer

Location
City Of London, England, United Kingdom
building, maintaining and extending existing models; Bloomberg API integration to Python; data science/statistics, signal research, backtesting or factor modelling; full stack familiarity (Flask, Django, FastAPI); SaaS build/deploy on cloud (Docker, AWS or similar); an understanding of Java; and experience in quantitative finance or with financial market ...

Staff Engineer

Location
Greater London, England, United Kingdom
codebase and keeping it healthy - from shipping features to debugging issues. Specific requirements : Backend experience with Node.js and/or Python (FastAPI, Flask) Experience with front end frameworks (React, Next.js, Typescript). Exposure to cross platform frameworks a plus (e.g. React Native). Experience deploying and operating systems ...

Senior Software Engineer, SCRIBE

Location
Greater London, England, United Kingdom
looking for an experienced full-stack engineer with substantial experience developing Python web applications and backend services using frameworks such as FastAPI or Flask, alongside modern JavaScript or TypeScript frameworks such as React or Vue. You will be confident designing RESTful APIs and secure, scalable cloud infrastructure, ideally ...

Data Engineer

Location
Greater London, England, United Kingdom
infrastructure (Azure or AWS, GCP is beneficial) SQL and relational databases (e.g. MS SQL/Azure SQL, PostgreSQL) You have framework experience within either Flask, Tornado or Django, Docker Experience working with ETL pipelines is desirable e.g. Luigi, Airflow or Argo Experience with big data technologies, such as Apache Spark ...

Senior Data Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
infrastructure (Azure or AWS, GCP is beneficial) SQL and relational databases (e.g. MS SQL/Azure SQL, PostgreSQL) You have framework experience within either Flask, Tornado or Django, Docker Experience working with ETL pipelines is desirable e.g. Luigi, Airflow or Argo Experience with big data technologies, such as Apache Spark ...

AI Engineer

Location
Greater London, England, United Kingdom
firm is not required, but would be advantageous. Strong Python, plus practical TypeScript or JavaScript. Able to build APIs and services using FastAPI, Flask or comparable technologies, and usable interfaces using React, Next.js or equivalent. Demonstrable experience building AI-enabled products or workflows using LLM APIs, structured outputs, retrieval ...

Senior Python Backend Engineer | Lead & Mentor

Location
Greater London, England, United Kingdom
APIs while shaping technical architecture and mentoring junior engineers. The ideal candidate has 6–11 years of professional Python experience with Django/Flask/FastAPI, RESTful APIs, and cloud platforms. #J-18808-Ljbffr ...

python developer for AI cybersecurity products

Location
Greater London, England, United Kingdom
Deep technical focus on hard engineering and complex backend architecture Strong Python backend fundamentals with high-level application of tools like FastAPI, Django, or Flask Senior-level technical sophistication beyond routine maintenance tasks Verifiable track record of technical contributions and honest project claims, such as active GitHub or OSS presence ...

Data Engineer

Location
Greater London, England, United Kingdom
tasks A background in working with storage solutions such as PostgreSQL, MySQL, and BigQuery Experience in API development using tools such as FastAPI or Flask , enabling data access and integration across systems Solid knowledge of cloud platforms (GCP and/or AWS), with the ability to design and deploy data ...

Principal Engineer (Platform Architecture)

Location
Greater London, England, United Kingdom
expert in every tool listed below, but you should have strong experience with most of them or equivalent technologies. Core Languages & Frameworks Python (Flask, SQLAlchemy, NumPy, Pandas) for services and analytics React, Typescript, Redux for the front end Cloud & Infrastructure AWS (ECS, Lambda, RDS, S3) Docker Linux Data, Messaging & Caching ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
environments, feature flags, and well-maintained non-production environments, enabling rapid iteration and feedback. Our Backend Stack Python is the dominant backend language used Flask & FastAPI Typing is used within our Python stack to power automated documentation and API definitions Relational Databases (PostgreSQL) at the heart of majority of services ...

Senior Full-Stack Engineer — AI-Driven Fintech Ops

Location
Greater London, England, United Kingdom
Cards, Loans and Motor, shipping features used daily by Ops teams at scale. Ideal candidates have strong Python web experience (FastAPI/Django/Flask), JS/TS with React, and interest in Generative AI. Hybrid work model with in-office collaboration and growth in a fintech unicorn. #J ...

Senior Python Backend Engineer - Scalable APIs & AI Data

Location
Greater London, England, United Kingdom
join our back-end team in a fast-paced scale-up environment. You will write Python code, build REST APIs with Django or Flask to support the React front end, and collaborate with AI Engineers to analyze large datasets. We encourage ownership, offer professional development including conference budgets, and opportunities ...

VP of Engineering - Cloud, AI, and Microservices. London, United Kingdom

Location
City Of London, England, United Kingdom
that may impact delivery; maintain strong client relationships through regular communication and feedback loops. Qualifications Technical Expertise: Extensive experience in .NET (C#), Python (Django, Flask), or Node.js (Express.js), with hands-on experience building backend systems and APIs; experience on React for front-end development. Cloud & Architecture: Deep knowledge of cloud ...

Engineering Manager

Location
Greater London, England, United Kingdom
developing microservice-based architectures A background in development with strong prior experience in languages and frameworks such as Java, Python, JavaScript, Node.js, Spring Boot, Flask, Kotlin Direct commercial experience with a major cloud provider. GCP is preferred Experience working in and advocating for a fully-automated, rapid development environment where ...

Senior Engineer

Location
Greater London, England, United Kingdom
Java/Scala/Kotlin).* Good experience with Microsoft's software development stack ( .Net, SQL Server)* Good experience with Python Frameworks ( e.g. Django, Flask , Pandas etc)* Understanding of both scrum/agile and waterfall software development lifecycle models.* Experience in application development, including analysing stories, writing code, implementing automated ...

Data Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
infrastructure (Azure or AWS, GCP is beneficial) SQL and relational databases (e.g. MS SQL/Azure SQL, PostgreSQL) You have framework experience within either Flask, Tornado or Django, Docker Experience working with ETL pipelines is desirable e.g. Luigi, Airflow or Argo Experience with big data technologies, such as Apache Spark ...

Higher Scientist - Informatics

Location
Greater London, England, United Kingdom
database systems, e.g. MySQL, Oracle, PostgreSQL Working with Git version control system Desirable Interest in metrology and scientific research Web application dev framework, e.g. Flask, ReACT, Spring Experience in data modelling and data architecture Experience in working within scientific domains Demonstrable interest/experience in semantic web technologies, ontologies, knowledge ...