1 to 25 of 49 API Design Jobs in the North of England

Mobile Backend Developer (JAVA/Kotlin)

Hiring Organisation
Stackstudio Digital Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
From £450 to £500 per day
Promote and practice best development approaches such as Test-Driven Development (TDD) and Behavior-Driven Development (BDD) to deliver high-quality, maintainable code. Apply design patterns to address complex problems, ensuring code is efficient, readable, and reusable. Adhere to IT and Information Security policies and procedures in all engineering … Your Profile Essential Skills/Knowledge/Experience: Preferred - Experience of building distributed scalable microservices using Java/Kotlin, Spring Boot, OAuth 2.0, Secure API design Understanding of API design for mobile application with event driven architecture Strong analysis and problem-solving skills Knowledge ...

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 ...

Staff Software Engineer

Hiring Organisation
Definely
Location
Bradford, UK
Employment Type
Full-time
What you'll do: Technical Leadership & Strategy Define and drive the technical vision, architecture, and roadmap for both desktop and backend services. Lead architectural design sessions, ensuring scalable, secure, and maintainable solutions. Champion engineering best practices, including early-stage quality planning (Shift Left), design patterns, automated testing … assisted coding, cross-platform frameworks) to improve productivity and product innovation. Application Development & Delivery Lead the development of complex WPF-based applications following modern design patterns such as MVVM, leveraging data binding, templating, and modular architecture. Oversee and contribute to the implementation of scalable backend services, APIs, and libraries ...

Staff Software Engineer

Hiring Organisation
Definely
Location
Liverpool, UK
Employment Type
Full-time
What you'll do: Technical Leadership & Strategy Define and drive the technical vision, architecture, and roadmap for both desktop and backend services. Lead architectural design sessions, ensuring scalable, secure, and maintainable solutions. Champion engineering best practices, including early-stage quality planning (Shift Left), design patterns, automated testing … assisted coding, cross-platform frameworks) to improve productivity and product innovation. Application Development & Delivery Lead the development of complex WPF-based applications following modern design patterns such as MVVM, leveraging data binding, templating, and modular architecture. Oversee and contribute to the implementation of scalable backend services, APIs, and libraries ...

Staff Software Engineer

Hiring Organisation
Definely
Location
Preston, Lancashire, UK
Employment Type
Full-time
What you'll do: Technical Leadership & Strategy Define and drive the technical vision, architecture, and roadmap for both desktop and backend services. Lead architectural design sessions, ensuring scalable, secure, and maintainable solutions. Champion engineering best practices, including early-stage quality planning (Shift Left), design patterns, automated testing … assisted coding, cross-platform frameworks) to improve productivity and product innovation. Application Development & Delivery Lead the development of complex WPF-based applications following modern design patterns such as MVVM, leveraging data binding, templating, and modular architecture. Oversee and contribute to the implementation of scalable backend services, APIs, and libraries ...

Staff Software Engineer

Hiring Organisation
Definely
Location
Hull, East Yorkshire, UK
Employment Type
Full-time
What you'll do: Technical Leadership & Strategy Define and drive the technical vision, architecture, and roadmap for both desktop and backend services. Lead architectural design sessions, ensuring scalable, secure, and maintainable solutions. Champion engineering best practices, including early-stage quality planning (Shift Left), design patterns, automated testing … assisted coding, cross-platform frameworks) to improve productivity and product innovation. Application Development & Delivery Lead the development of complex WPF-based applications following modern design patterns such as MVVM, leveraging data binding, templating, and modular architecture. Oversee and contribute to the implementation of scalable backend services, APIs, and libraries ...

Senior Backend Developer

Hiring Organisation
DCV Technologies Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
cloud-native platforms supporting mobile applications in a regulated environment. This is a hands-on backend role focused on Java/Kotlin microservices, secure API design, and cloud delivery. You will contribute across the full SDLC while influencing engineering standards, best practices, and technical quality. Key Responsibilities Design … continuous improvement initiatives Required Skills & Experience Strong backend development experience with Java and/or Kotlin Spring Boot, REST APIs, microservices architecture Secure API design, OAuth, authentication/authorisation AWS or cloud platform experience Event-driven systems and distributed architectures Experience working in financial services or regulated environments ...

Senior Platform Engineer

Hiring Organisation
Adroit People Ltd
Location
Halifax, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
Up to £470 per day
lead the next wave of cloud innovation? Join our Cloud Native Engineering Lab as a Senior Cloud Platform Engineer (GCP) and help us design, build, and operate secure, automated cloud platforms that empower product teams to deliver API-first services at pace and with confidence. Responsibilities Engineering Leadership … hands-on leader, balancing deep technical work with mentoring and coaching to raise the bar on reliability, security, and simplicity. Platform Development: Design, build, and operate Google Cloud Platform (GCP) capabilities using Infrastructure-as-Code (Terraform) and modern CI/CD tools (GitHub Actions, Jenkins, Harness, Spinnaker). Security ...

Software Engineer

Hiring Organisation
Prorec Solution Ltd
Location
Manchester Area, United Kingdom
What you’ll be working on Backend development: Build and maintain robust server‐side applications and core payment flows using Node.js/TypeScript . API development: Design and optimise high‐performing APIs that integrate with multiple payment gateways and third‐party services. Data layer: Help design … ensure reliability and security. Scalability & performance: Contribute to scalable, resilient backend infrastructure that can handle high transaction volumes. Collaboration: Work closely with product, design and other engineers, and occasionally support frontend teams with UX‐aware integration. Support & troubleshooting: Help diagnose and resolve production issues quickly, protecting uptime and customer ...

Application Solution Architect

Hiring Organisation
Jobs via eFinancialCareers
Location
Birkenhead, Merseyside, UK
Employment Type
Full-time
interfaces, and define non-functional requirements. Ensure solutions are fit for purpose by collaborating with stakeholders and vendors, while assessing the impact of strategic design decisions. Work closely with both business and technology teams to shape the solution intent and architectural vision. Rapidly develop high-level architecture, refining details … prioritise technology-focused backlog items for the architecture runway. Provide clarity to development teams on architectural aspects, offering solution options to overcome impediments. Conduct design reviews to confirm all non-functional requirements are met (e.g., security, performance, scalability, usability, reliability). Operate as an individual contributor. Required Skills ...

Application Solution Architect

Hiring Organisation
McGregor Boyall Associates Limited
Location
Chester, Cheshire, North West, United Kingdom
Employment Type
Contract
interfaces, and define non-functional requirements. Ensure solutions are fit for purpose by collaborating with stakeholders and vendors, while assessing the impact of strategic design decisions. Work closely with both business and technology teams to shape the solution intent and architectural vision. Rapidly develop high-level architecture, refining details … prioritise technology-focused backlog items for the architecture runway. Provide clarity to development teams on architectural aspects, offering solution options to overcome impediments. Conduct design reviews to confirm all non-functional requirements are met (e.g., security, performance, scalability, usability, reliability). Operate as an individual contributor. Required Skills ...

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 ...

Senior Software Engineer

Hiring Organisation
Oracle
Location
York, North Yorkshire, UK
Employment Type
Full-time
Join OCI to design and deliver cloud-scale DDoS protection as part of our edge security platform. You'll design and ship high-performance detection and mitigation systems, automate operations end-to-end, and help define the technical foundation for customer-facing DDoS capabilities. Basic qualifications 6+ years … Proficiency in one or more: Java/Python/C Rust/Go Strong preference for Java for control-plane/services. Strong systems design skills: concurrency, memory management, performance tuning, API design, and distributed systems fundamentals. Experience with DevOps at scale: CI/CD, automated testing ...

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 ...

Electronic Data Interchange Developer

Hiring Organisation
TRIA
Location
Bolton, Greater Manchester, UK
Employment Type
Full-time
This role is critical in ensuring efficient electronic data exchange between the business and its partners, supporting operations through robust technical solutions. Key Responsibilities Design, develop, and maintain EDI workflows and API integrations for orders, invoices, and shipments. Collaborate with internal teams and external partners to ensure compliance … with EDI and API standards. Monitor and troubleshoot EDI/API transactions, ensuring accuracy and efficiency. Work with ERP and Order Management Systems to support end-to-end business processes. Maintain documentation and stay current with industry standards and best practices. Skills & Experience Strong knowledge of EDI protocols ...

Senior Developer

Hiring Organisation
Maxwell Bond
Location
Wakefield, West Yorkshire, UK
Employment Type
Full-time
Senior Developer (Contract, AI-Driven Environment, Node.JS) We're looking for an experienced backend senior developer to support API development and backend delivery for a high-traffic consumer platform. You'll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted … week onsite in Liverpool. Outside IR35* Core Technical Requirements: Node.js (extensive production experience) - this is key, you must have extensive experience with Node.JS RESTful API design and development (production experience) Database design and optimization (SQL and/or NoSQL) Authentication, authorization, and security best practices AI coding ...

Senior Developer

Hiring Organisation
Maxwell Bond
Location
Hull, East Yorkshire, UK
Employment Type
Full-time
Senior Developer (Contract, AI-Driven Environment, Node.JS) We're looking for an experienced backend senior developer to support API development and backend delivery for a high-traffic consumer platform. You'll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted … week onsite in Liverpool. Outside IR35* Core Technical Requirements: Node.js (extensive production experience) - this is key, you must have extensive experience with Node.JS RESTful API design and development (production experience) Database design and optimization (SQL and/or NoSQL) Authentication, authorization, and security best practices AI coding ...

Principal Solutions Architect

Hiring Organisation
Tilo Consulting
Location
Manchester, England, United Kingdom
with engineering and product teams to ensure solutions are secure, scalable, and aligned with business goals. This role combines strategic vision with hands-on design, offering the chance to influence technology standards and mentor technical leaders across multiple greenfield projects. What we’re looking for: Proven experience … Principal Architect in complex systems Strong understanding of AI technologies Strong knowledge of cloud-native architectures (microservices, distributed systems) Expertise in secure-by-design principles and modern security practices Experience with API design, integration patterns, and modern frameworks (e.g., Node.js, .NET, React) Strong grounding in cloud platforms ...

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 ...

Back End Developer

Hiring Organisation
Maxwell Bond
Location
Liverpool, Merseyside, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day
Senior Developer (Contract, AI-Driven Environment, Node.JS) We’re looking for an experienced backend senior developer to support API development and backend delivery for a high-traffic consumer platform. You’ll work alongside front-end engineers to build scalable, secure, and performant systems using modern tools and AI-assisted … patterns Understand backend performance, scalability, and security at production scale Build reliable, maintainable APIs and data systems Collaborate effectively with front-end developers to design and implement seamless integrations Apply caching and optimization techniques for high-traffic environments We’re not looking for: Developers needing extensive supervision or mentoring ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Liverpool, UK
Employment Type
Full-time
Join OCI's Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. … more: Java/Python/C Rust/Go (strong preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance tuning, API design, consistency models, and distributed systems fundamentals. Proven DevOps leadership at scale: CI/CD, automated testing, canarying ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Manchester, UK
Employment Type
Full-time
Join OCI's Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. … more: Java/Python/C Rust/Go (strong preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance tuning, API design, consistency models, and distributed systems fundamentals. Proven DevOps leadership at scale: CI/CD, automated testing, canarying ...

Principal Software Engineer (DevOps)

Hiring Organisation
Oracle
Location
Hull, East Yorkshire, UK
Employment Type
Full-time
Join OCI's Edge Security team as a Principal Engineer to architect and deliver cloud-scale DDoS protection. You'll lead design for high-performance detection and mitigation systems, drive automation and operational excellence, and set the technical direction for customer-facing DDoS capabilities across OCI's global edge. … more: Java/Python/C Rust/Go (strong preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance tuning, API design, consistency models, and distributed systems fundamentals. Proven DevOps leadership at scale: CI/CD, automated testing, canarying ...