51 to 69 of 69 API Design Jobs in England

Data Engineer

Hiring Organisation
Morson Edge (Technology)
Location
London Area, United Kingdom
looking for a Data Engineer who will design and implement customer data solutions that enable personalised experiences while ensuring privacy, quality, and accessibility of customer information across all touchpoints. Length: 12 months Location: London, UK Environment: Hybrid - 2-3 days in the office Key responsibilities: Leading engineering decisions … marketing and engagement platforms What is required to be successful in this role: Deep expertise in data engineering, including real-time data processing, API design and distributed systems Strong proficiency with cloud platforms (e.g. AWS, GCP, Azure), infrastructure-as-code, and scalable architecture patterns Hands-on experience with ...

Mulesoft Architect

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Telford, Shropshire, West Midlands, United Kingdom
Employment Type
Contract
Contract Rate
From £400 to £450 per day
MuleSoft Architect Key responsibilities: Development of API management and microservices Working as the Integration Technology Architect on the adoption of Hybrid Integration or an iPaaS solutions with a particular focus on the Mulesoft Anypoint platform that includes API Designer, AP manager, and API studio Defining and delivering … Integration Technology aspects of the projects, including timely production of architectural designs and documentation Being a key contributor and advocate of Microservice, API Management, process automations, frameworks in projects and programs Working with Capgemini teams in Switzerland, Europe, and on the global level, on large programs that include multiple ...

Principal Engineer - AI & Data Platforms

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
international organisation in the aviation sector is seeking a Principal Engineer to lead the design and delivery of enterprise-scale engineering solutions supporting AI-driven platforms. This is a senior, hands-on role embedded within a major airline environment, with responsibility for setting technical direction and ensuring solutions scale … role requires consultancy-level technical depth, strong delivery discipline, and the ability to translate complex operational needs into scalable, enterprise-ready solutions. Key Responsibilities Design and own architecture across all layers of the technology stack. Write production-grade code and deliver enterprise-ready solutions at pace. Engineer scalable, modular ...

Principal Engineer - AI & Data Platforms

Hiring Organisation
ARM
Location
Hounslow, London, Heathrow Villages, United Kingdom
Employment Type
Contract
international organisation in the aviation sector is seeking a Principal Engineer to lead the design and delivery of enterprise-scale engineering solutions supporting AI-driven platforms. This is a senior, hands-on role embedded within a major airline environment, with responsibility for setting technical direction and ensuring solutions scale … role requires consultancy-level technical depth, strong delivery discipline, and the ability to translate complex operational needs into scalable, enterprise-ready solutions. Key Responsibilities Design and own architecture across all layers of the technology stack. Write production-grade code and deliver enterprise-ready solutions at pace. Engineer scalable, modular ...

Principal Engineer - AI & Data Platforms

Hiring Organisation
Advanced Resource Managers Limited
Location
London Heathrow Airport, Hounslow, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
international organisation in the aviation sector is seeking a Principal Engineer to lead the design and delivery of enterprise-scale engineering solutions supporting AI-driven platforms. This is a senior, hands-on role embedded within a major airline environment, with responsibility for setting technical direction and ensuring solutions scale … role requires consultancy-level technical depth, strong delivery discipline, and the ability to translate complex operational needs into scalable, enterprise-ready solutions. Key Responsibilities Design and own architecture across all layers of the technology stack. Write production-grade code and deliver enterprise-ready solutions at pace. Engineer scalable, modular ...

Senior Android Engineer - Hybrid, £100K

Hiring Organisation
Oliver Bernard
Location
London Area, United Kingdom
share code with iOS. You’ll be joining a collaborative engineering group working on major new features, shaping technical discussions, influencing architecture and API design, and helping to evolve a category-defining product used across the UK, US and several new international markets launching in 2026. What they ...

Senior React & Java Engineer - London

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£1 - £85,000 per annum
elevate team capability What we expect from you? Strong experience with React, TypeScript/JavaScript and another BE language such as Java Understanding of API design, integration and security Experience with relational databases A track record of delivering complex systems with clean architecture Interested in learning more ...

Monitoring Tools Support, Assoc Manager / Specialist

Hiring Organisation
Accenture
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Tooling Expertise: Use Prometheus, Grafana, and Dynatrace for data collection, visualisation, and deep-dive analysis. •Proficiency in Prometheus, Grafana, and Dynatrace. •Strong knowledge of API design, data modelling, and pipelines. •Experience with automation, monitoring platforms, and scripting languages (e.g., Python, PowerShell, Bash, Terraform and Ansible) to enhance operational ...

Senior Developer

Hiring Organisation
Reed
Location
Holborn, London, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Inc benefits
commercial software development experience. Proven success in high-performing engineering teams within fast-paced environments. Deep expertise in: Python (Django, Flask, or FastAPI) PostgreSQL (design, optimisation, maintenance) Containerisation (Docker/Kubernetes) Event-driven architecture (Kafka/RabbitMQ) Desirable experience includes: TypeScript/JavaScript (NextJS, NodeJS, Tailwind) Terraform and DevOps … practices Experience in building and scaling SaaS platforms in production. Strong background in software architecture, microservices, and API design. Hands-on experience with AWS platform. Excellent communication skills, capable of motivating and aligning technical teams. Experience with AI tools, APIs, or ML pipelines is highly desirable. Bonus: Exposure ...

Software Developer

Hiring Organisation
Primenode Ltd
Location
SP1, Salisbury, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
£35000 - £55000/annum
paid position suitable for both experienced professionals and recent graduates eager to develop their careers in software engineering. Key Responsibilities Lead the design, deployment, and development of web-based and microservice applications using Angular, TypeScript, and .NET Core. Architect and implement CI/CD pipelines using Azure DevOps. Conduct … PHP. Experience with frameworks such as React, Angular, Node.js, Django, or .NET. Understanding of databases such as MySQL, PostgreSQL, or MongoDB. Familiarity with RESTful API design. Experience with Git version control. Understanding of software testing methodologies and CI/CD pipelines. Excellent problem-solving and analytical skills. Strong attention ...

Senior MuleSoft Consultant

Hiring Organisation
Alscient
Location
Leeds, England, United Kingdom
skilled and experienced Senior MuleSoft Consultant to join our growing team. The successful candidate will be responsible for leading MuleSoft projects responsible for the design, development and integration solutions that connect Salesforce with enterprise systems, cloud applications and data services. Why Alscient We are experts in digital transformation … providing solution input when required and able to lead on a variety of customer engagements. Key Responsibilities Include: Lead the end-to-end design and delivery of MuleSoft APIs, integrations, event-driven flows, and orchestration layers, ensuring performance, scalability, error handling and monitoring. Architect robust integration solutions connecting Salesforce ...

Senior Software Developer

Hiring Organisation
Brightbox GRP Ltd
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £560 per day
Qualifications Extensive experience developing scalable, high-performance backend systems using Node.js and/or Java (v21+). Strong knowledge of microservices architecture and RESTful API design. Demonstrated ability to lead technical initiatives, mentor engineering team members, and promote best practices across projects. Preferred Skills and Experience Hands-on experience … Proficiency in containerization technologies (Docker, Podman) and Kubernetes-based orchestration. Experience implementing secure coding practices and integrating IAM solutions such as Keycloak. Familiarity with API gateway platforms including WSO2, Kong, or Apigee. Advanced understanding of security standards such as TLS, OAuth2, encryption techniques, and threat mitigation strategies. Practical experience ...

Senior Full Stack Engineer

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 per day
robust test scripts are included Focus on delivering highly available, highly resilient software and service capability Participate in a wider delivery team providing design and development of the new capabilities Support transformation of the current payment estate, with laser focus on modernization and adoption of cloud-based technology … designing, programming, documentation and implementation of the systems Perform reviews of new and existing systems to ensure operational integrity and accomplishment of stated objectives Design, code, test, debug and document programs as required Provide architecture guidance to developers based on best practices and in alignment with global standards Ensuring ...

Senior Full Stack Engineer- Banking Experience Required

Hiring Organisation
Vallum Associates
Location
Sheffield, England, United Kingdom
robust test scripts are included Focus on delivering highly available, highly resilient software and service capability Participate in a wider delivery team providing design and development of the new capabilities Support transformation of the current payment estate, with laser focus on modernization and adoption of cloud-based technology … designing, programming, documentation and implementation of the systems Perform reviews of new and existing systems to ensure operational integrity and accomplishment of stated objectives Design, code, test, debug and document programs as required Provide architecture guidance to developers based on best practices and in alignment with global standards Ensuring ...

Staff Software Engineer - Backend

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£85,000
large-scale software platform. Working across multiple teams to ensure alignment and scalability throughout the business. Set technical direction and contribute to key design decisions across teams. Lead by example, writing high-quality, maintainable code in Node.js and TypeScript. Design and optimise CI/CD pipelines, improving automation … robust services. Mentor and coach engineers, helping to raise the overall bar for backend development. Drive best practices in platform engineering, cloud infrastructure, and API design. Key requirements: 7+ years' experience in backend or platform engineering roles, with recent experience at senior/staff level. Deep hands-on expertise ...

Software Engineer III - Backend

Hiring Organisation
Fruition Group
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£70,000
large-scale software platform. Working across multiple teams to ensure alignment and scalability throughout the business. Set technical direction and contribute to key design decisions across teams. Lead by example, writing high-quality, maintainable code in Node.js and TypeScript. Design and optimise CI/CD pipelines, improving automation … robust services. Mentor and coach engineers, helping to raise the overall bar for backend development. Drive best practices in platform engineering, cloud infrastructure, and API design. Key requirements: 5+ years' experience in backend or platform engineering roles, with recent experience at senior Level. Deep hands-on expertise with Node.js ...

Full Stack Engineer

Hiring Organisation
Qualient Technology Solutions UK Limited
Location
Sheffield, England, United Kingdom
Sheffield, UK (Hybrid) Job Description:- Bachelor’s Degree required in Computer Science, Engineering or related majors Minimum of 8 years’ applied experience as an API engineer Strong experience in API designing and creating architectural artefacts such as gap analysis, low level designs, data models etc. More than … programming in Java and ideally Go and Rust Expertise in JVM tuning and diagnostic for application troubleshooting and performance-optimization Expertise in distributed system design including microservices, Springboot Experience working with Kafka, Docker, k8s, service mesh Experience with monitoring and observability technologies: Splunk, Grafana, Prometheus, Jaeger, Kiali, Open Telemetry ...

Fullstack API Engineer

Hiring Organisation
Vallum Associates
Location
Sheffield, England, United Kingdom
responsibility Knowledge & Experience/Qualifications Bachelor’s Degree required in Computer Science, Engineering or related majors Minimum of 5+ years’ applied experience as an API engineer Strong experience in API designing and creating architectural artefacts such as gap analysis, low level designs, data models etc. More than … programming in Java and ideally Go and Rust Expertise in JVM tuning and diagnostic for application troubleshooting and performance-optimization Expertise in distributed system design including microservices, Springboot Experience working with Kafka, Docker, k8s, service mesh Experience with monitoring and observability technologies: Splunk, Grafana, Prometheus, Jaeger, Kiali, Open Telemetry ...

Mulesoft Architect

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 - 450 Daily
MuleSoft Architect Key responsibilities: Development of API management and microservices Working as the Integration Technology Architect on the adoption of Hybrid Integration or an iPaaS solutions with a particular focus on the Mulesoft Anypoint platform that includes API Designer, AP manager, and API studio Defining and delivering ...