1 to 25 of 35 Remote/Hybrid Permanent API Development Jobs

Full Stack Developer

Hiring Organisation
TGS International Group
Location
Hertfordshire, England, United Kingdom
with FastAPI). A product-first mindset is essential, ensuring the entire stack delivers reliable, high-quality experiences. Key Responsibilities End-to-End Feature Development Design, develop, and deploy features across the full technology stack Translate product requirements into scalable technical solutions Build systems from database schema to backend … services to frontend components Frontend Development & User Experience Develop high-performance, responsive interfaces using React and Next.js Optimize usability, performance, and responsiveness Implement polished UI elements including animations, accessibility improvements, and micro-interactions Collaborate with product and design stakeholders to deliver intuitive user journeys Backend Development & API ...

Senior Solution Architect (AI)

Hiring Organisation
Jobleads-UK
Location
Bristol, England, United Kingdom
design and build using the latest cloud technology.**What you’ll do...*** **Solution Design and System Integration:** Lead the design and development of robust software solutions using modern engineering techniques across GCP and Microsoft Azure stacks, aligned with Enterprise Architecture and Business Design strategy* **Thought Leadership:** A trusted advisor … solution governance across the Lab* **Delivering Design Outputs:** Such as Minimum Viable Designs and architecture decisions via formal governance processes* **Agile Methodologies:** Champion agile development practices, including continuous integration and test automation.**About you...**We're looking for an experienced individual who can thrive in a fast-paced environment ...

Full Stack Web Developer

Hiring Organisation
LM RECRUITMENT SOLUTIONS LTD
Location
Stroud, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
role in developing a scalable, secure, and maintainable platform that integrates ecommerce, CRM, licensing, and other business-critical systems. This is a hands-on development role for a developer who thrives on complex, integrated systems, enjoys problem solving across the full stack, and wants to contribute to a mission … full-stack technologies. Develop new features and functionality for both front-end and back-end components in following best practices. Implement and maintain robust API integrations with internal and third-party systems. Assist in monitoring, troubleshooting, and resolving production issues to maintain system reliability and data integrity. Participate ...

Software Engineer

Hiring Organisation
Maxwell Bond
Location
United Kingdom, UK
.Net software engineer who goes beyond traditional backend development. Someone who thinks like a product owner, builds with purpose, and takes full accountability for API delivery and performance. The successful .Net Software Engineer will take ownership of the full API lifecycle: API Design & Development Design APIs … with compliance and autonomy with platform standards The successful .Net Software Engineer must have worked in a Microsoft .Net & Azure environment. Ideally having software development experience across C#, .NET, Azure, Azure API Management, REST APIs, CI/CD. You must be able to demonstrate Strong experience ...

Integration Developer - Technical Lead

Hiring Organisation
MORGAN PHILIPS UK LIMITED
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
data services, and cloud platforms. You will own end-to-end integration architecture, champion modern engineering standards, and guide engineers through best practices in API design, cloud-native development, and scalable integration patterns. This is a hands-on leadership role, ideal for someone who enjoys coding, problem-solving … steering technical direction while mentoring engineers and collaborating with product, data, and platform teams. What You'll Be Doing Lead the design, development, and delivery of integration solutions across a diverse technology ecosystem Develop secure, scalable APIs, services, and messaging-based integrations Champion best practices in engineering, DevOps, automation ...

Software Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Centre Salary - £50-60k + Excellent Benefits A leading enterprise software house is seeking an experienced Full Stack Developer to join its Birmingham development team. This hybrid role offers a great balance of flexibility and collaboration. The Software Developer will design, develop, and deliver scalable, high-performance applications … used by engineers and transport organisations across the globe. Key Requirements for this Full stack Developer: 5+ years experience with Node.js, & React Strong REST API development skills Solid current experience with C# in enterprise environments Knowledge of CI/CD, cloud infrastructure, and Azure DevOps Experience withCypress Testing ...

Senior Full Stack Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
between flexibility and collaboration, with 1-2 days a week spent onsite. As a Senior Developer, youll play a key role in the design, development, and delivery of scalable, high-performance software solutions. Youll work across the full stack, focusing on Node.js and React, while collaborating closely with other … Experience 5+ years commercial experience with TypeScript/React and Node.js. Proficiency in JavaScript libraries such as React or Next.js. Expert knowledge of REST API development using Node.js. Experience working with C# in enterprise environments. Familiarity with cloud computing, infrastructure as code, and CI/CD pipelines. Experience ...

Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
technical direction within your team Required Skills and Experience Full-stack experience across a selection of JavaScript frameworks (React, NextJS), TypeScript, Python, Java REST API development & OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL … testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please do make an application and we will identify where we can best support your growth specific to your application. ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
technical direction within your team Required Skills and Experience Full-stack experience across a selection of JavaScript frameworks (React, NextJS), TypeScript, Python, Java REST API development & OpenAPI/Swagger Cloud services (AWS or Azure) Containerisation & Orchestration (Docker, Kubernetes, OpenShift) Infrastructure as Code (Terraform, Ansible) Relational Databases (e.g. PostgreSQL … testing frameworks (e.g. Mocha, Jest, Cypress) We appreciate you may not be an expert in every area above - we can support with training and development in some areas! Please do make an application and we will identify where we can best support your growth specific to your application. ...

Full Stack Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
pipelines and cloud deployments, and ensuring quality through automated testing. Key Requirements: 5+ years experience with Node.js, React/Next.js, and TypeScript Strong REST API development skills Solid current experience with C# in enterprise environments Knowledge of CI/CD, cloud infrastructure, and Azure DevOps Experience withCypress Testing … enterprise applications. Erin Associates Ltd acts as an Employment Agency for this vacancy. Keywords: Senior Software Engineer, Fullstack Developer, Node.js, React, TypeScript, C#, REST API, NextJS, , CI/CD, Azure DevOPs, Birmingham, West Midlands, Full Stack Engineer, Software Developer Erin Associates Ltd is acting as an Employment Agency ...

Lead Java Developer

Hiring Organisation
LTM
Location
Manchester Area, United Kingdom
recruitment-fraud-alert/Role-Java Angular Developer Location: Manchester, UK Mode : Hybrid Contract inside IR 35 JD for your reference: Key Responsibilities EndtoEnd Development Design develop test deploy and maintain web applications from UI to database FrontEnd Create user interfaces and layouts using HTML CSS JavaScript and modern … developers in an Agile environment Essential Skills Qualifications Core Languages Java JavaScript HTML CSS Frameworks Spring Spring Boot FrontEnd React Angular Vue APIs RESTful API development and consumption Databases SQL MySQL PostgreSQL and NoSQL databases Tools Git Jira CICD tools Methodologies AgileScrum Soft Skills Problemsolving communication teamwork attention ...

Graduate AI Software Engineer

Hiring Organisation
X-on Health
Location
Woodbridge, England, United Kingdom
develop new functionality and make non-functional improvements to our products and services. Understand business requirements and how they translate into technical design and development projects and tasks. Participate in architectural and design discussions and diagnose and troubleshoot complex technical issues Work with stakeholders to progress and report … projects and tasks Building Voice Agents: Developing and maintaining our Go-based Voice Agent API Development: Contributing to our unified AI API that acts as the gateway between our telephony products and various AI providers Tool Creation: Developing "Tools" (Function Calling) that allow LLMs to interact with ...

Lead Developer

Hiring Organisation
OpenSourced - Search & Selection
Location
Greater Edinburgh Area, United Kingdom
shape engineering standards, influence architectural direction, and remain actively engaged in production-level code. Expect an approximate 70/30 split between hands-on development and leadership responsibilities, flexing according to project phase and delivery requirements. You will work across: Bespoke web platforms and business-critical applications Mobile applications … built with React Native API integrations and backend systems A combination of greenfield builds and scalable legacy platforms This is a dynamic agency environment. Projects vary in scope and sector, and context switching is part of the role. Delivery methodologies include Scrum and Kanban, with two-week sprints typical. ...

Full Stack Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
pipelines and cloud deployments, and ensuring quality through automated testing. Key Requirements: 5+ years experience with Node.js, React/Next.js, and TypeScript Strong REST API development skills Experience with C# in enterprise environments Knowledge of CI/CD, cloud infrastructure, and Azure DevOps Experience with Jest or Vitest ...

Senior Fullstack .NET&React

Hiring Organisation
Axians Portugal
Location
Lisboa, Portugal
Employment Type
Permanent
Salary
EUR Annual
across 37 countries, with more than 16,600 employees and an annual revenue of over 3.7 billion euros as of 2024. Project Description: Custom development projects with an impact on the governmental sector. Required Technical Skills: Bachelor's degree in Computer Engineering or related fields (Level … Portuguese QNQ) +7 years of experience with .NET Core +3 years of experience with ReactJS Strong experience in RESTful Web API development Proficiency with ORMs (Entity Framework Core or Dapper) Solid understanding of microservices architecture Experience with relational databases (SQL Server/PostgreSQL) Experience developing Web SPAs using ...

Network Automation Engineer II (Remote)

Hiring Organisation
Cable One
Location
Oregon, United States
Employment Type
Permanent
Salary
USD Annual
strong Hands-On Experience with Network Automation and scripting in Python will be considered. Strong Experience programming in Python Strong Experience in backend automation, API development and data structures Strong Familiarity with databases (SQL) Experience with web applications using Javascript and React Experience with containerization (Docker, Kubernetes, Openshift ...

Back End Developer - Data Centres

Hiring Organisation
TGS International Group
Location
London Area, United Kingdom
role focuses on developing reliable, high-performance backend services and supporting the infrastructure they run on. You’ll work primarily with Python, contributing to API development, system design, and automation, while ensuring everything is robust, maintainable, and production-ready. You’ll be part of a collaborative, remote-first … engineering team, working across the full lifecycle of backend development—from design through to deployment and ongoing improvement. What You’ll Do Build & Scale Backend Services Develop and maintain backend services using Python (FastAPI or similar frameworks) Design systems that are scalable, efficient, and reliable Turn product and technical ...

Back End Developer - Data Centres

Hiring Organisation
TGS International Group
Location
Edinburgh, Scotland, United Kingdom
role focuses on developing reliable, high-performance backend services and supporting the infrastructure they run on. You’ll work primarily with Python, contributing to API development, system design, and automation, while ensuring everything is robust, maintainable, and production-ready. You’ll be part of a collaborative, remote-first … engineering team, working across the full lifecycle of backend development—from design through to deployment and ongoing improvement. What You’ll Do Build & Scale Backend Services Develop and maintain backend services using Python (FastAPI or similar frameworks) Design systems that are scalable, efficient, and reliable Turn product and technical ...

Engineering Manager - Software & ML

Hiring Organisation
Capital One UK
Location
Westminster, Greater London, UK
London, London Engineering Manager – Software & ML About this role We are looking for a Software Engineering Manager who brings a solid foundation in modern development and some experience with Machine Learning environments. You’ll lead and grow a team that builds the core software powering our data-driven financial … Collaborate with Product Managers and Data Scientists to ensure ML models are effectively integrated into our production software. Build Robust Systems: Oversee the development of platforms that are performant, secure, and capable of handling the unique deployment needs of AI-powered features. Optimize Delivery: Enhance engineering and agile processes ...

Engineering Manager - Software & ML

Hiring Organisation
Capital One UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
London, London Engineering Manager - Software & ML About this role We are looking for a Software Engineering Manager who brings a solid foundation in modern development and some experience with Machine Learning environments . You'll lead and grow a team that builds the core software powering our data-driven … Collaborate with Product Managers and Data Scientists to ensure ML models are effectively integrated into our production software. Build Robust Systems: Oversee the development of platforms that are performant, secure, and capable of handling the unique deployment needs of AI-powered features. Optimize Delivery: Enhance engineering and agile processes ...

Lead Data Platform Engineer

Hiring Organisation
Harnham
Location
United Kingdom
with monitoring, logging and alerting solutions. • Ability to design, build and optimise cloud platform solutions. • Stakeholder management skills and confidence working across multiple teams. • API development experience. • Azure Data Factory knowledge is beneficial. What They Offer • Salary between £80,000 and £85,000 plus bonus. • Comprehensive benefits package ...

Lead Data Platform Engineer

Hiring Organisation
Harnham
Location
Edinburgh, Scotland, United Kingdom
with monitoring, logging and alerting solutions. • Ability to design, build and optimise cloud platform solutions. • Stakeholder management skills and confidence working across multiple teams. • API development experience. • Azure Data Factory knowledge is beneficial. What They Offer • Salary between £80,000 and £85,000 plus bonus. • Comprehensive benefits package ...

C# .NET Web Developer

Hiring Organisation
Interact Consulting Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
skills: Minimum 4 years' commercial C# .NET experience. Strong SQL/MySQL skills (including complex queries). Experience with VueJS and/or Angular. API development and third-party integrations. AWS experience. Desirable skills: AI integration experience (e.g. OpenAI). Use of AI tools (e.g. Claude) in development ...

Full Stack Engineer (AI Startup)

Hiring Organisation
Oliver Bernard
Location
United Kingdom
performing international team Ideal Background – B2B SaaS experience and startup mindset – 6+ years full-stack experience, can build end-to-end features – Proven REST API development with Python – Strong React + TypeScript skills – Bonus: Production level LLM integration experience – Work independently in a small, senior team, shaping architecture ...

Full Stack Engineer

Hiring Organisation
Inara
Location
Leeds, England, United Kingdom
native platform within a secure, regulated environment . The Role You’ll be: Building backend services using C#/.NET Core Contributing to frontend development ( React or similar frameworks ) Working within a cloud-native Azure environment Collaborating with product, design, and engineering teams Supporting delivery within a client-facing … experience with C#/.NET Core Experience with modern frontend frameworks (React preferred) Experience working within Azure or cloud-native environments Solid understanding of API development and microservices Comfortable working in fast-paced, delivery-focused teams Active SC clearance OR eligible for SC clearance Why Join: Opportunity ...