1 to 25 of 29 Permanent API Design Jobs in the UK excluding London

Senior Applications Engineer - Java

Hiring Organisation
Hays Specialist Recruitment
Location
Manchester, Lancashire, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 70,000 Annual
possess a combination of some of the following skills, then LETS TALK! Experience in Java development Backend cloud-based application development Understanding of API design for mobile applications with event-driven architecture Strong analysis and problem-solving skills Preferred - Experience of building distributed scalable microservices using Java/… Kotlin, Spring Boot, OAuth 2.0, Secure API design A working understanding of technologies/areas: AWS, API Design, Automation testing In return, you will be rewarded with a highly competitive benefits package including a bonus and ongoing career development and training. What you need ...

Senior Applications Engineer - Java

Hiring Organisation
Hays
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£70,000
possess a combination of some of the following skills, then LETS TALK! Experience in Java development Backend cloud-based application development Understanding of API design for mobile applications with event-driven architecture Strong analysis and problem-solving skills Preferred - Experience of building distributed scalable microservices using Java/… Kotlin, Spring Boot, OAuth 2.0, Secure API design A working understanding of technologies/areas: AWS, API Design, Automation testing In return, you will be rewarded with a highly competitive benefits package including a bonus and ongoing career development and training. What you need ...

Technical Architect

Hiring Organisation
IPS Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £120,000 per annum
designed to enable long-term career progression. Role Summary Our client is seeking an experienced Technical Architect with strong expertise in integration architecture, systems design best practice, and API design. The role will take technical ownership of the organisation’s enterprise technology landscape.This is a pivotal position within … wide integration strategy, including the governance of integration patterns (such as synchronous APIs, event-driven architecture, asynchronous messaging, and batch ETL). Lead the design and documentation of internal and external APIs, ensuring best practice in RESTful design, versioning, and OpenAPI standards. Work with Engineering and Data teams ...

Software Developer

Hiring Organisation
Erin Associates
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Permanent
Salary
£55,000
SoftwareDeveloper(API Development/Backend Node.js, C#, Fullstack) Birmingham, West Midlands (Hybrid 1 day onsite a week) 55k + Benefits Were partnering with a leading enterprise software house in Birmingham that is expanding its engineering team. Theyre looking for a Software Engineer with strong API and backend development … power enterprise software products. Youll work primarily with Node.js and C#, collaborating with cross-functional teams to deliver well-architected, maintainable solutions. Key Responsibilities Design, build, and maintain RESTful APIs and backend systems. Develop high-quality, scalable code using Node.js and C#. Collaborate with product and engineering teams ...

Full Stack Developer - Typescript

Hiring Organisation
Computer Futures
Location
Coventry, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum personal & business bonus
About the Role We are seeking a highly skilled Full Stack Software Engineer with a strong focus on TypeScript to design, develop, and maintain cutting-edge applications and services. You will play a key role in building scalable, cloud-based solutions and ensuring high performance, reliability, and security across … systems. Key Responsibilities Design, develop, and maintain robust full-stack applications using TypeScript and modern frameworks. Implement scalable cloud architectures leveraging AWS, Azure, or GCP. Optimise system performance and ensure security best practices. Collaborate with cross-functional teams including developers, DevOps, and product managers. Conduct code reviews and mentor ...

Senior .NET Developer

Hiring Organisation
Ronald James
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
reliability, and agility — and we're looking for a Senior .NET Developer who shares our drive to deliver engineering excellence. What You'll Do Design and implement high-performance, scalablemicroservicesusing.NET 6+ and C# Own features end-to-end: from concept, design, architecture, to deployment in production Collaborate with … cross-functional teams on system architecture, design reviews, and best practices ChampionSOLID, clean code, anddomain-driven design (DDD),etc. Work withAzure services, CI/CD pipelines, and containerised environments (Docker, Kubernetes) Help mentor and guide developers, contributing to a culture of technical excellence What You Bring 5+ years ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
North West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £80,000 per annum
will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important. Responsibilities Working in a team of Front-End engineers Writing clear & concise code Working closely with Back-End engineers Participate … architecture design code reviews API design with the Back-End engineers and other team members to establish more functional, cohesive code Create, maintain documentation while implementing the best coding practices standards Hands-on approach Participation in sprint rituals What you’ll need 6+ years experience developing large ...

API Engineer

Hiring Organisation
Halian Technology Limited
Location
Warwick, Warwickshire, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
cloud solutions for practices and businesses. Youll work with innovative tools, a collaborative culture and meaningful career progression Role Overview: You'll design and implement the API infrastructure that enables our product, third party integrations, our users and AI services to interact with our established product portfolio. Working … architect scalable, secure APIs that handle sensitive payroll and accounting data while enabling rapid deployment of AI capabilities across our business. Key Responsibilities: Design and implement RESTful APIs that expose product capabilities to AI services and third-party integrations Build production-grade APIs using C# .NET, SQL, and Azure ...

Technical Lead

Hiring Organisation
Oscar Associates (UK) Limited
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
About the Role We're looking for a Technical Lead with deep expertise in the Microsoft technology stack to lead the design, development, and delivery of robust software solutions. This role combines hands-on technical leadership with mentorship and strategic oversight - ideal for someone who thrives at the intersection … architecture, coding, and team enablement. Key Responsibilities Lead technical design and development across projects built on the Microsoft stack (e.g., .NET Core, C#, Azure, SQL Server). Architect scalable, secure, and maintainable solutions aligned with business goals and best practices. Guide and mentor developers , performing code reviews and fostering ...

Head of Engineering

Hiring Organisation
RedTech Recruitment
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Professional qualifications
services and customer facing teams Highly advantageous experience includes: regulated environments, multi cloud operations, AI or ML integration, multi region deployments, education sector systems, API first platforms, legacy to modern engineering uplift Responsibilities for Head of Engineering: Lead and develop engineering managers and technical leads, embedding a culture … ensure delivery aligns with strategic priorities Collaborate with sales, customer experience, professional services and implementation teams to support customer transitions Embed security by design in collaboration with information security and compliance teams Provide architectural direction for SaaS migration, cloud native evolution, microservices, API design and AI engineering ...

Senior Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
South West, United Kingdom
Employment Type
Permanent
Salary
£80,000
modern CMS ecosystem. Key Responsibilities: Architect, build, and maintain full-stack applications using TypeScript, React, and Node.js. Provide technical direction by contributing to design decisions, architectural options, and solution trade-offs. Lead improvements to automated testing practices, ensuring robust unit, integration, and E2E test coverage. Drive enhancements … Node.js, React, and Next.js. Professional experience with cloud platforms (AWS preferred). Experience with automated testing and CI/CD pipelines. Understanding of RESTful API design, microservices, and modern web application architecture. Experience with mentoring junior and mid-level engineers. Excellent collaboration, problem-solving, and communication skills, with ...

Java Developer

Hiring Organisation
Brightwork Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
join a collaborative environment where clean code, Test Driven Development and strong engineering principles are at the core of delivery. What you'll do Design, develop and maintain backend applications and RESTful APIs using Java and Spring Boot Follow Test Driven Development practices to ensure robust and maintainable code … using Docker and work within cloud-based environments Collaborate closely with Frontend, QA and DevOps teams to deliver complete solutions Participate in code reviews, design discussions and agile ceremonies Optimise application performance, scalability and security What you'll bring Strong hands-on experience with Java (23+) and Spring Boot ...

Solution Architect

Hiring Organisation
Henderson Scott
Location
North West London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
Pension, Support Leave Salary: £70,000 - £75,000 Per Annum. Overview A key role within the Technology function, responsible for shaping solution design for a major business programme. You'll ensure solutions align with architectural standards, support integration and reporting platforms, and work closely with engineering teams and suppliers … deliver high-quality, scalable, and secure outcomes. Key Responsibilities Lead solution design across major programme workstreams, aligning with architectural vision and technical standards. Support cloud and data governance; define best practice for integration and reporting. Maintain and enforce standards for API design, integration patterns, data schemas (including ...

Software Architect

Hiring Organisation
Uniting Ambition
Location
North West, United Kingdom
Employment Type
Permanent
High-Scale .NET Platform C#, .NET, Kafka, SQL, AWS, AI/ML, Event-Driven Systems Hybrid – North West Are you ready to design and shape the core architecture of a platform built to support global scale , rapid growth, and long-term innovation? We are at the start … teams , and lead architectural decision-making while staying close enough to the code to guide best practice. What You’ll Do Define the architecture, design principles, and technical roadmap for a highly scalable, distributed platform. Lead end-to-end solution design across event-driven , microservices , and cloud-native ...

Software Architect

Hiring Organisation
Uniting Ambition
Location
Civic Centre, Wythenshawe, Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
High-Scale .NET Platform C#, .NET, Kafka, SQL, AWS, AI/ML, Event-Driven Systems Hybrid – North West Are you ready to design and shape the core architecture of a platform built to support global scale , rapid growth, and long-term innovation? We are at the start … teams , and lead architectural decision-making while staying close enough to the code to guide best practice. What You’ll Do Define the architecture, design principles, and technical roadmap for a highly scalable, distributed platform. Lead end-to-end solution design across event-driven , microservices , and cloud-native ...

Lead Software Engineer (Java / Typescript)

Hiring Organisation
Adria Solutions Ltd
Location
Middlesbrough, North Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum
beneficial). CI/CD Proficiency: Deep understanding of the software development lifecycle, automation best practices, and modern CI/CD tooling. Scalable System Design: Experience designing, building, and maintaining highly available, scalable systems. API Design: Familiarity with best practices for REST and GraphQL API design. ...

Lead Software Engineer Java / Typescript

Hiring Organisation
Adria Solutions
Location
Middlesbrough, Cleveland, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum, Negotiable
beneficial). CI/CD Proficiency: Deep understanding of the software development lifecycle, automation best practices, and modern CI/CD tooling. Scalable System Design: Experience designing, building, and maintaining highly available, scalable systems. API Design: Familiarity with best practices for REST and GraphQL API design. ...

Lead Software Engineer (Java / Typescript)

Hiring Organisation
Adria Solutions
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£80,000
beneficial). CI/CD Proficiency: Deep understanding of the software development lifecycle, automation best practices, and modern CI/CD tooling. Scalable System Design: Experience designing, building, and maintaining highly available, scalable systems. API Design: Familiarity with best practices for REST and GraphQL API design. ...

Product Development Lead

Hiring Organisation
Brightwork Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
engineering standards, and ensuring solutions are scalable, secure and fit for purpose. What you'll do Lead the end-to-end development lifecycle from design through to delivery Define technical direction and architecture across Java and AWS services Drive best practice across TDD, CI/CD, and scalable APIdesign Collaborate with Product, DevOps and QA teams to align technical delivery with business goals Guide technical change and continuous improvement initiatives Support and mentor engineers, fostering a high-performance culture What you'll bring Strong experience in backend software development with Java and AWS A proven track record ...

Integrations Engineer - AWS and Azure

Hiring Organisation
Akkodis
Location
Stevenage, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £70000/annum
solution architects and QA teams where you'll contribute to both project delivery and continuous improvement of integration capabilities and standards . Key Responsibilities Design, develop and maintain integration's across AWS and Azure , including low-code/no-code solutions Work closely with BA's and architects … translate functional requirements into technical designs Build and support API-based, event-driven, and batch integration's between SaaS, cloud., and on-prem systems Configure, monitor, and maintain integration workflows to ensure reliability, performance and security Support and enhance CI/CD pipelines for integration solutions Provide input towards ...

Solution Architect

Hiring Organisation
VIQU IT
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£70000 - £75000/annum Remote
Software) £75,000 per annum Remote VIQU have partnered with a leading financial services organisation who are seeking a Solutions Architect to lead the design of a greenfield system due to their on going company growth. This individual must have experience designing high volume transactional systems (payment networks … volume transactional systems, and system integrations. Experience with either case management or workflow automation tools. Strong background with cloud microservices architecture. Deep understanding of API design, microservices, and event-driven architectures. Must be able to pivot across varied contexts & multitask effective Excellent stakeholder management and communication skills, with ...

Mulesoft Architect

Hiring Organisation
Infoplus Technologies UK Ltd
Location
telford, midlands, united kingdom
MuleSoft Architect Key responsibilities: Development of API management and microservicesWorking 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 studioDefining and delivering the Integration … Technology aspects of the projects, including timely production of architectural designs and documentationBeing a key contributor and advocate of Microservice, API Management, process automations, frameworks in projects and programsWorking with Capgemini teams in Switzerland, Europe, and on the global level, on large programs that include multiple technology streams ...

Mulesoft Architect

Hiring Organisation
Infoplus Technologies UK Ltd
Location
Co. West Midlands, UK
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 ...

Director of Software Engineering

Hiring Organisation
MicroTECH Global Ltd
Location
Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
expertise across the software stack including firmware/embedded systems, device drivers, OS-level programming (Linux, RTOS), hardware abstraction layers, system software, SDK development, API design, application software, and software tools/utilities Experience with high-speed interface technologies (PCIe, CXL, NVMe, Ethernet, or similar protocols) and system ...

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 ...