12 of 12 Contract 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 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 ...

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 ...

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 ...

Python Developer

Hiring Organisation
RecordMy
Location
Blackpool, Lancashire, North West, United Kingdom
Employment Type
Contract, Work From Home
code reviews, debugging sessions, and continuous integration processes to uphold high standards of quality. Stay abreast of emerging trends in software development, including RESTful API design, Linux-based environments. Qualifications Proven experience in software development with proficiency in Python programming language, including Flask. Understanding of front-end development ...

Solution Architect: 3 Month Contract: Manchester/Hybrid

Hiring Organisation
Adecco
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Architect for a project (Outside IR35.) You will work closely with senior stakeholders and the wider team on both high and low level solution design to provide improvements on existing systems. Provide technical leadership and guidance throughout the project lifecycle, ensuring solutions are scalable, secure, and align with business … implementing complex enterprise solutions.Strong background in software development and system integration.Strong understanding of cloud platforms (AWS, Azure, Google Cloud)Experience with microservices architecture, API design, and integration patterns.Experience with DevOps practices and tools. Please apply now to be considered for this role. ...

Solution Architect: 3 Month Contract: Manchester/Hybrid

Hiring Organisation
Adecco
Location
Manchester, United Kingdom
Employment Type
Contract
Architect for a project (Outside IR35.) You will work closely with senior stakeholders and the wider team on both high and low level solution design to provide improvements on existing systems. Provide technical leadership and guidance throughout the project lifecycle, ensuring solutions are scalable, secure, and align with business … complex enterprise solutions. Strong background in software development and system integration. Strong understanding of cloud platforms (AWS, Azure, Google Cloud) Experience with microservices architecture, API design, and integration patterns. Experience with DevOps practices and tools. Please apply now to be considered for this role. ...

Senior Backend Developer

Hiring Organisation
DCV Technologies Limited
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
GBP 120,011 Annual
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 click apply for full job details ...

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 ...

Fullstack API Engineer

Hiring Organisation
Vallum Associates Limited
Location
Sheffield, South Yorkshire, Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
Up to £500 per day Inside IR35
regarding area of responsibility Qualifications 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 ...