76 to 100 of 106 Flask Jobs in the UK

Back-End Engineer - Geospatial Platforms

Location
Aberaeron, Wales, United Kingdom
production-grade systems from development through deployment and optimization. Key Responsibilities Develop and maintain backend services and microservices using Python frameworks such as FastAPI, Flask, or Django. Design, build, and support REST and GraphQL APIs with strong documentation, versioning, and security practices. Design and optimize relational and NoSQL databases, including … Computer Science, Software Engineering, or a related field. 5+ years of experience developing production backend applications and services. Strong expertise in Python, including FastAPI, Flask, or Django. Experience designing and developing REST and GraphQL APIs. Strong knowledge of PostgreSQL and/or MySQL, including database design and optimization. Experience with ...

Senior Software Engineer, Full-Stack Applications (Python)

Hiring Organisation
Fitch Group
Location
Manchester, United Kingdom
Employment Type
Full Time
help shape technical decisions We'll Count on You To: • Develop and maintain full-stack applications – Build robust, scalable applications using Python (FastAPI/Flask), and ReactJS following best practices and design patterns • Contribute to the development lifecycle – Write clean, maintainable code, implement CI/CD pipelines with GitHub Actions … concepts, design patterns, SOLID principles, algorithms, data structures, and ability to write clean, maintainable code • Backend Development – Proficiency in Python (Pandas, FastAPI, Flask) for building enterprise applications, data processing, and API development • Frontend Development – Experience with ReactJS , Node.js, TypeScript/JavaScript, and modern web development practices • Database Technologies – Hands ...

Digital Developer

Location
Exeter, England, United Kingdom
Location: Exeter (1-2 days in the office per week) Security Clearance: SecurityClearanceorSCeligibilityrequired About The Client: Our client is a large public sector organisation delivering modern digital services within a secure and highly governed technology ...

Remote Full-Stack Dev (Python & React) – SC Cleared

Location
United Kingdom
focused engineering team, building secure modern web applications. The role involves working across the full stack, developing scalable back-end services with Python/Flask and crafting intuitive front-end interfaces with React/JavaScript. You will collaborate within Agile teams, design and consume RESTful APIs, and contribute to code ...

Frontend Developer (Mid-level)

Location
Cambridge, England, United Kingdom
Nice to have Understanding of deployment strategies, scalability, and load balancing Familiarity with Unix/Linux environments Exposure to backend development in Python (e.g. Flask, FastAPI) Working knowledge of SQL databases (e.g. MySQL, PostgreSQL) Experience with AWS services What do we offer? The opportunity to take real ownership and influence ...

Senior Data Scientist

Hiring Organisation
Sirius Analysis Limited
Location
Portsmouth, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
benefits, pension (7% contribution), 25 days holiday & life insurance
processes. Experience in translating customer requirements intotechnical requirements and development objectives. Pythonexpertisecovering standard data sciencelibraries (NumPy, pandas, matplotlib, Scikit-learn,PyTorch, etc),web frameworks (Flask or FastAPI) and visualisation(Dash,Plotly,&Streamlit). Proficient inSQL. Working with unstructured data Building customer and stakeholder relationships. Supporting and leading authoring of technical ...

Senior Software Engineer, Full-Stack Applications (Python)

Location
Manchester, England, United Kingdom
help shape technical decisions We'll Count on You To: Develop and maintain full-stack applications – Build robust, scalable applications using Python (FastAPI/Flask), and ReactJS following best practices and design patterns Contribute to the development lifecycle – Write clean, maintainable code, implement CI/CD pipelines with GitHub Actions … concepts, design patterns, SOLID principles, algorithms, data structures, and ability to write clean, maintainable code Backend Development – Proficiency in Python (Pandas, FastAPI, Flask) for building enterprise applications, data processing and API development Database Technologies – Hands‐on experience with RDBMS databases (e.g., Oracle, PostgreSQL) and NoSQL databases (e.g., MongoDB) DevOps & Cloud ...

Senior Python & API Architect - Remote UK

Location
United Kingdom
delivery and ensure security‐minded DevSecOps practices while staying hands‐on technically. You will drive architecture decisions and build enterprise apps using Python, Django, Flask and React.js, delivering secure REST APIs and scalable data solutions in a hybrid remote setup across the UK. #J-18808-Ljbffr ...

Senior Python Developer - Build APIs & Async Workflows

Location
Greater London, England, United Kingdom
Senior Python Developer to own a business-critical Python platform and help it grow. You will develop backend services and APIs using Python and Flask, and work with MongoDB, Celery, and data tools in a fast-moving, collaborative setting. You’ll join an international team based in Portugal, contributing ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
Full Stack Engineer – AI Startup – Up to 85k Location : London, flexible working arrangements, ideally 1/2 days in office Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used ...

Python Contractor

Location
Belfast City District, Northern Ireland, United Kingdom
clean and efficient solutions based on specifications Experience and skills required: 3+ years Pythondevelopment experience building back-end services including: FastAPI and/or Flask Relational databases, ideally Postgres including SQL Automated test frameworks and pytest Manipulating complex datasets **Please note, this role requires 3 days per week on-site ...

Machine Learning Engineer

Location
West of England, England, United Kingdom
models reach deployed units. The Stack Language: Python, end to end. Signal processing and ML: NumPy, SciPy, scikit-learn, PyTorch. Backend and interface: FastAPI, Flask or a comparable lightweight framework. Cloud: Standard AWS, GCP or Azure SDKs. Nothing exotic. You are welcome to propose alternatives with a good technical argument ...

Principal Software Engineer - Software Architecture

Location
Greater London, England, United Kingdom
ability to reason about and review the others, and hands‐on experience with modern web frameworks and libraries such as React, FastAPI, Flask, Django, SpringBoot, Hibernate Strong grounding in relational data modelling (Postgres or equivalent) and in the design of APIs, service integrations, and event‐driven interfaces Practical experience with ...

Senior Full Stack Engineer

Location
Greater London, England, United Kingdom
ABOUT LENDABLE Lendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are ...

Principal Developer

Location
United Kingdom
stakeholder reporting while remaining hands‐on technically. Role responsibilities Lead solution design, technical decisions, and development teams. Build enterprise applications using Python, Django, Flask, React.js and SQL. Develop secure REST APIs and integration services. Apply advanced Python development techniques and best practices. Design, administer, and optimise PostgreSQL and SQL Server … skills Expert-level Python development skills. Strong architecture and solution design expertise. Use of AI to augment the development process. Extensive experience with Django, Flask and React.js and SQL. Strong understanding of API-first architectures. Proven ability in performance optimisation. Experience with Docker containerisation. Advanced DevSecOps, CI/ ...

Lead Azure Engineer

Location
Sheffield, England, United Kingdom
scaling approaches, deployment strategies, and operational readiness. Design, build, and operate back‐end services using Java (Spring Boot) and/or Python (FastAPI/Flask), covering API design with OpenAPI, performance optimisation, and security controls. Develop modern user interfaces with React, focusing on accessible design, reusable components, and efficient state … modern cloud‐native environment built on Microsoft Azure and Azure Kubernetes Service, using technologies such as Java (Spring Boot), Python (FastAPI/Flask), React with TypeScript, Docker, and Azure DevOps for CI/CD. The role involves close collaboration with product, architecture, UX, QA, and platform teams in a setting ...

MLOps Engineer

Location
York and North Yorkshire, England, United Kingdom
changing requirements. Key Responsibilities Develop and maintain infrastructure for deploying ML models in both real‐time and batch environments. Build and maintain Python APIs (Flask/FastAPI) to serve ML models. Collaborate with cross discipline engineers to integrate ML services into user‐facing applications. Work with platform engineers to align … financial services or insurance is an advantage but not required. Solid experience as a Python developer, ideally in a machine learning engineering context (Flask/FastAPI, OOP, unit testing). Strong understanding of software engineering best practice. Experience with TDD. Experience with infrastructure as code tools like Terraform or similar. ...

IT Profiles - 26/9/2026

Location
United Kingdom
therefore, a basic understanding of front-end technologies is necessary as well. Responsibilities of the position: To Develop customize modules in python, python scripting, flask, Django, macros Design components by translating product requirements, break down project into tasks and provide accurate estimates Writing reusable, testable, and efficient code Integration ...

Real-Time ML Engineer - Scalable Data & Models

Location
Carlisle, England, United Kingdom
collaborating with data scientists to operationalize ML models using CML. The role spans data ingestion, transformation, and full-stack tooling with Java, Spark, Python, Flask, and React, emphasizing performance tuning and efficient resource use across batch and streaming workloads. #J-18808-Ljbffr ...

ML Engineer

Location
Carlisle, England, United Kingdom
video, unstructured documents) with bothbatch and real-time. Develop full‐stack applications and internalengineering tools using Python, shell scripting, and modern web frameworks(e.g., Flask, React). Collaborate closely with data scientists tooperationalize machine learning models using Cloudera Machine Learning(CML). Perform performance tuning and optimization of dataapplications ...

R&D Engineer

Location
Cambridge, England, United Kingdom
development of large-scale python codebases Familiarity with the python ecosystem: both the standard library and popular open source libraries such as Flask, Requests, NumPy or PyTorch Understanding of software development best practices and architecture, particularly of web-hosted platforms composed of applications with underlying services Ability to provide ...

Full Stack Software Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
expected; being proactive and keen to learn is what matters most. What You'll Do Design, build and maintain backend services in Python (Flask) that power the TimeKeeper platform Develop and improve APIs, data models and Postgres queries, with a focus on reliability and performance Shape features based on customer … tools; curious about how technology can make you better at your job Nice to Have Experience with Python frameworks and libraries such as Flask, Django or SQLAlchemy Relevant AWS infrastructure experience, including Infrastructure as Code (Terraform) Experience with Postgres and Redis in production Familiarity with React or React Native, enough ...

Software Engineer

Location
Greater London, England, United Kingdom
experience in Python, and knowledge of JavaScript is a definite plus. In terms of web frameworks, past projects have typically used some combination of Flask, Django and Vue. But ultimately we want to use the right tool for the job, and in this role you will have significant opportunities … working on data-intensive back-end applications which involve cleaning and processing complex data. Experience maintaining, building and deploying rest APIs with frameworks like Flask, Django or FastAPI. A solid understanding of relational databases, and experience with or willingness to learn PostgreSQL. Solid experience of security best practices for developing ...

Senior Python Developer

Location
Greater London, England, United Kingdom
Emergn is a technology and management consultancy with a mission to set our clients free. No dependency. No short-term fix. Just teaching them the real cure to their problems, so they can stay ahead ...

Lead Data Engineer

Location
Greater London, England, United Kingdom
As Lead Data Engineer at Superscript, you’ll be the technical and strategic owner of our data platform, the foundation that powers everything from business intelligence and underwriting models to machine learning predictions and data ...