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38 Contract API jobs in West Yorkshire + 20 miles
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Provide architectural guidance on MDM platform selection, cloud vs. on-prem deployment, and integration patterns (API, ETL, messaging).
Provide architectural guidance on MDM platform selection, cloud vs. on-prem deployment, and integration patterns (API, ETL, messaging).
NEW
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Hands-on experience with REST API design, TDD, and microservices
Hands-on experience with REST API design, TDD, and microservices
NEWFEATURED
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Fullstack Java Software Engineer – 6 Month Contract - Hybrid 2-3 days a week in office in Manchester or Gloucester | DV Cleared - I'm working with a technology and engineering business who are after a Full Stack Software Engineer to join their team working on high-impact projects within the national security space. They’re trusted partners to government and defence clients, building mission-critical software that helps keep the UK safe. Expect a mix of work across AI, Cyber, Cloud, and Platform Engineering — proper engineering challenges with real-world impact. You’ll be hands-on across the stack, developing APIs, data layers, and slick UIs, while collaborating with customers and researchers to turn ideas into working solutions. What They’re After * Strong Java / Spring Boot * Ideally React/Typescript experience * Solid grasp of testing and agile ways of working
Fullstack Java Software Engineer – 6 Month Contract - Hybrid 2-3 days a week in office in Manchester or Gloucester | DV Cleared - I'm working with a technology and engineering business who are after a Full Stack Software Engineer to join their team working on high-impact projects within the national security space. They’re trusted partners to government and defence clients, building mission-critical software that helps keep the UK safe. Expect a mix of work across AI, Cyber, Cloud, and Platform Engineering — proper engineering challenges with real-world impact. You’ll be hands-on across the stack, developing APIs, data layers, and slick UIs, while collaborating with customers and researchers to turn ideas into working solutions. What They’re After * Strong Java / Spring Boot * Ideally React/Typescript experience * Solid grasp of testing and agile ways of working
FEATURED
Job Title: Penetration Tester - Location: Leeds (Hybrid; 4 days in office) Job Type: Contract (Inside IR35) Duration: 6 Months Job Summary: Join Tata Consultancy Services (TCS) as a Pen Tester and play a critical role in safeguarding some of the largest and most innovative clients in the UK and worldwide. You'll be part of a purpose-led transformation company, making a meaningful impact through challenging projects that demand ambitious innovation and thought leadership. * Lead client engagements from kickoff through to scoping, penetration testing, and reporting, ensuring delivery within agreed scope and deadlines. * Perform comprehensive penetration testing across networks, web applications, APIs, cloud security, thick client applications, wireless, social engineering, and physical environments.
Job Title: Penetration Tester - Location: Leeds (Hybrid; 4 days in office) Job Type: Contract (Inside IR35) Duration: 6 Months Job Summary: Join Tata Consultancy Services (TCS) as a Pen Tester and play a critical role in safeguarding some of the largest and most innovative clients in the UK and worldwide. You'll be part of a purpose-led transformation company, making a meaningful impact through challenging projects that demand ambitious innovation and thought leadership. * Lead client engagements from kickoff through to scoping, penetration testing, and reporting, ensuring delivery within agreed scope and deadlines. * Perform comprehensive penetration testing across networks, web applications, APIs, cloud security, thick client applications, wireless, social engineering, and physical environments.
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DevOps Software Engineer - Outside IR35 | £550–£650 per day - Elevation Recruitment Group are partnering with a forward-thinking FinTech business who are changing how the financial services industry uses technology. They’re looking for an experienced DevOps Software Engineer to join their high-performing engineering team and play a key role in scaling cloud infrastructure and driving automation across the platform. This is an opportunity to work with cutting-edge tools and modern CI/CD practices in a fast-moving, collaborative environment where innovation is encouraged and ideas are heard. * Design, implement and maintain CI/CD pipelines for microservices and APIs * Support and optimise cloud infrastructure (AWS / Azure / GCP) * Build and manage containerised environments using Docker and Kubernetes * Collaborate closely with developers to streamline code deployment a
DevOps Software Engineer - Outside IR35 | £550–£650 per day - Elevation Recruitment Group are partnering with a forward-thinking FinTech business who are changing how the financial services industry uses technology. They’re looking for an experienced DevOps Software Engineer to join their high-performing engineering team and play a key role in scaling cloud infrastructure and driving automation across the platform. This is an opportunity to work with cutting-edge tools and modern CI/CD practices in a fast-moving, collaborative environment where innovation is encouraged and ideas are heard. * Design, implement and maintain CI/CD pipelines for microservices and APIs * Support and optimise cloud infrastructure (AWS / Azure / GCP) * Build and manage containerised environments using Docker and Kubernetes * Collaborate closely with developers to streamline code deployment a
NEWFEATURED
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£350-£400 per day (inside IR35) - 9 months+ All applicants must hold an active SC clearance. My client is a global leading IT consultancy. They are on the hunt for an SC Cleared Security Tester to join the current test team. Key Duties and Responsibilities * Strong capability to identify security gaps across systems and processes. * Experience creating and applying risk models. * Ability to develop and execute a comprehensive cyber security test strategy. * Strong understanding of Azure security risks, especially related to Azure Storage. * Knowledge of immutable backups and secure data retention strategies. * Experience with disaster recovery planning, including full restore testing. * Expertise in multi-factor authentication (MFA) setup and testing. * Vulnerability management - scanning, prioritisation, remediation validation.
£350-£400 per day (inside IR35) - 9 months+ All applicants must hold an active SC clearance. My client is a global leading IT consultancy. They are on the hunt for an SC Cleared Security Tester to join the current test team. Key Duties and Responsibilities * Strong capability to identify security gaps across systems and processes. * Experience creating and applying risk models. * Ability to develop and execute a comprehensive cyber security test strategy. * Strong understanding of Azure security risks, especially related to Azure Storage. * Knowledge of immutable backups and secure data retention strategies. * Experience with disaster recovery planning, including full restore testing. * Expertise in multi-factor authentication (MFA) setup and testing. * Vulnerability management - scanning, prioritisation, remediation validation.
Vice President, Full-Stack Engineer
Vice President, Full-Stack Engineer
The Bank of New York Mellon
Manchester, Greater Manchester
Competitive
In-depth knowledge of REST API principles, HTTP protocol
In-depth knowledge of REST API principles, HTTP protocol
Ability to guide and mentor development teams on sound design and coding principles, best practices in API based, Micro Services and Cloud technologies. * Experience in integration architectures from Service Bus to API mediation and event bus models.
Ability to guide and mentor development teams on sound design and coding principles, best practices in API based, Micro Services and Cloud technologies. * Experience in integration architectures from Service Bus to API mediation and event bus models.
Data Service Support: Contribute to the design of data persistence layers and define data schemas for API documentation (e.g., OpenAPI specifications). * Experience with API schema design and OpenAPI specifications
Data Service Support: Contribute to the design of data persistence layers and define data schemas for API documentation (e.g., OpenAPI specifications). * Experience with API schema design and OpenAPI specifications
API Design: Understanding of API design principles and architectural styles such as REST and GraphQL * HTTP Requests: Proficiency in making HTTP requests, handling API responses, and managing API rate limits * Security: Knowledge of API authentication methods and security best practice
API Design: Understanding of API design principles and architectural styles such as REST and GraphQL * HTTP Requests: Proficiency in making HTTP requests, handling API responses, and managing API rate limits * Security: Knowledge of API authentication methods and security best practice
Understanding of identity and access management, API gateways, and middleware technologies.
Understanding of identity and access management, API gateways, and middleware technologies.
Understanding of RESTful APIs, API management platforms, and web server architectures.
Understanding of RESTful APIs, API management platforms, and web server architectures.
Perform API testing using tools like Postman or REST clients, validating custom connectors and third-party integrations. * Knowledge of API and integration testing using tools such as Postman .
Perform API testing using tools like Postman or REST clients, validating custom connectors and third-party integrations. * Knowledge of API and integration testing using tools such as Postman .
Define and document functional and non-functional requirements, clear acceptance criteria, API integration points and data mapping. * Analyse dependencies, risks and impacts across systems including Salesforce, AWS API and Figaro. * Strong technical understanding of Salesforce, AWS API and core systems (e.g. Figaro), including data structures and integration principles.
Define and document functional and non-functional requirements, clear acceptance criteria, API integration points and data mapping. * Analyse dependencies, risks and impacts across systems including Salesforce, AWS API and Figaro. * Strong technical understanding of Salesforce, AWS API and core systems (e.g. Figaro), including data structures and integration principles.
API Integration: Implement well-documented, testable APIs that enable seamless platform integration.
API Integration: Implement well-documented, testable APIs that enable seamless platform integration.
Support developers and third parties with API documentation, test cases, and deployment coordination. * Strong grasp of API-based system integrations and data handling principles.
Support developers and third parties with API documentation, test cases, and deployment coordination. * Strong grasp of API-based system integrations and data handling principles.
Support developers and third parties with API documentation, test cases, and deployment coordination. * Strong grasp of API-based system integrations and data handling principles.
Support developers and third parties with API documentation, test cases, and deployment coordination. * Strong grasp of API-based system integrations and data handling principles.
Lead system integrations using Microsoft technologies including Azure Logic Apps, Service Bus, Power Automate, and API Management. * Direct integration and middleware platforms, including API strategy and engineering. * Proven expertise in data lifecycle management, integration technologies (API Gateway, ESB, Message Broker), and data management frameworks (DAMA-DMBOK).
Lead system integrations using Microsoft technologies including Azure Logic Apps, Service Bus, Power Automate, and API Management. * Direct integration and middleware platforms, including API strategy and engineering. * Proven expertise in data lifecycle management, integration technologies (API Gateway, ESB, Message Broker), and data management frameworks (DAMA-DMBOK).
Experience with API management and microservices architecture * Microsoft Graph API development
Experience with API management and microservices architecture * Microsoft Graph API development
to integrate their systems and services into the tool, respecting the principles of clean architecture and API design;
to integrate their systems and services into the tool, respecting the principles of clean architecture and API design;
Hours - Full-time - Location - Leeds (Hybrid) Department - Research and Development - Salary £30,000 - £40,000 per year - Jaywing, an award-winning marketing agency, is now a proud part of Stubben Edge Group, a cutting-edge fintech innovator. This combination has created a unique powerhouse, blending deep expertise in marketing technology with the dynamic, high-growth world of finance and applied AI. This is an incredibly exciting time to join us. We are at the start of a journey to integrate these two worlds, creating solutions that will redefine both industries. The Opportunity: Work at the Intersection of FinTech, MarTech, and AI - We are looking for two ambitious System Developers to join our Research and Development team. This team forms the critical core of our award-winning Accelerator Lab, placing you at the very heart of our innovation.
Hours - Full-time - Location - Leeds (Hybrid) Department - Research and Development - Salary £30,000 - £40,000 per year - Jaywing, an award-winning marketing agency, is now a proud part of Stubben Edge Group, a cutting-edge fintech innovator. This combination has created a unique powerhouse, blending deep expertise in marketing technology with the dynamic, high-growth world of finance and applied AI. This is an incredibly exciting time to join us. We are at the start of a journey to integrate these two worlds, creating solutions that will redefine both industries. The Opportunity: Work at the Intersection of FinTech, MarTech, and AI - We are looking for two ambitious System Developers to join our Research and Development team. This team forms the critical core of our award-winning Accelerator Lab, placing you at the very heart of our innovation.
Applications are now open for our 2026 Graduate Cohort (Software Engineering)! Ashton Fire is a dynamic and rapidly growing Fire Safety and Engineering Consultancy. Operating from an ethical platform, our social and environmental values are at the core of our organisation and service delivery. We strive to provide the highest quality, morally and ethically balanced service to our clients whilst maintaining a team-focused working environment. * Applications are open until Friday, 5th December 2025 . * All applicants will be contacted with the outcome of their application by Friday, 12th December 2025. * Shortlisted candidates will then be invited to interview in Manchester in January 2026. * Offers will be made to successful candidates by Monday, 26th January 2026 . Our 2026 Graduate Cohort will officially begin on Tuesday, 1st September 2026.
Applications are now open for our 2026 Graduate Cohort (Software Engineering)! Ashton Fire is a dynamic and rapidly growing Fire Safety and Engineering Consultancy. Operating from an ethical platform, our social and environmental values are at the core of our organisation and service delivery. We strive to provide the highest quality, morally and ethically balanced service to our clients whilst maintaining a team-focused working environment. * Applications are open until Friday, 5th December 2025 . * All applicants will be contacted with the outcome of their application by Friday, 12th December 2025. * Shortlisted candidates will then be invited to interview in Manchester in January 2026. * Offers will be made to successful candidates by Monday, 26th January 2026 . Our 2026 Graduate Cohort will officially begin on Tuesday, 1st September 2026.
NEW
Were Civica, and we create software that helps deliver critical services for citizens all around the world. From local government, to education, health, and care, over 5,000 public bodies across the globe use our software to provide essential services to over 100 million citizens. Our aspiration is to be a GovTech champion everywhere we work, supporting the needs of citizens and those who serve them every day. Building on 21 years of continuous growth and success, we're at a pivotal point in our journey to realise that aspiration. Why you'll love this opportunity as Support Analyst - We are looking for a Support Analyst to work full-time across the People and Workforce Management Division, reporting to the Customer Services and Operations Manager. The role entails working with our Case Management (iCasework) product, which manages systems such as Financial and Local .
Were Civica, and we create software that helps deliver critical services for citizens all around the world. From local government, to education, health, and care, over 5,000 public bodies across the globe use our software to provide essential services to over 100 million citizens. Our aspiration is to be a GovTech champion everywhere we work, supporting the needs of citizens and those who serve them every day. Building on 21 years of continuous growth and success, we're at a pivotal point in our journey to realise that aspiration. Why you'll love this opportunity as Support Analyst - We are looking for a Support Analyst to work full-time across the People and Workforce Management Division, reporting to the Customer Services and Operations Manager. The role entails working with our Case Management (iCasework) product, which manages systems such as Financial and Local .
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Bringing Ingenuity to Life. Job description - We challenge where it matters and own the outcome.
We believe in the power of ingenuity to build a positive human future. As strategies, technologies, and innovation collide, we create opportunity from complexity. Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results. We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport. Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands. Bringing Ingenuity to Life. Job description - We challenge where it matters and own the outcome.
Technical Consultant - (Local Government - Data Migration Focus)
Technical Consultant - (Local Government - Data Migration Focus)
Civica
Manchester, Greater Manchester
Competitive
Were Civica, and we create software that helps deliver critical services for citizens all around the world. From local government, to education, health, and care, over 5,000 public bodies across the globe use our software to provide essential services to over 100 million citizens. Our aspiration is to be a GovTech champion everywhere we work, supporting the needs of citizens and those who serve them every day. Building on 21 years of continuous growth and success, we're at a pivotal point in our journey to realise that aspiration. Why you will love this opportunity as Technical Consultant at Civica - Its an essential role in the Civica LG Division Services Team, working across a range of products and customers in the portfolio to deliver professional services consultancy on several concurrent projects.
Were Civica, and we create software that helps deliver critical services for citizens all around the world. From local government, to education, health, and care, over 5,000 public bodies across the globe use our software to provide essential services to over 100 million citizens. Our aspiration is to be a GovTech champion everywhere we work, supporting the needs of citizens and those who serve them every day. Building on 21 years of continuous growth and success, we're at a pivotal point in our journey to realise that aspiration. Why you will love this opportunity as Technical Consultant at Civica - Its an essential role in the Civica LG Division Services Team, working across a range of products and customers in the portfolio to deliver professional services consultancy on several concurrent projects.
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