Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
40 Contract API jobs in South Yorkshire + 20 miles
)
oStrong knowledge and working experience with Retrofit for API integration.
oStrong knowledge and working experience with Retrofit for API integration.
NEW
)
Solid experience with React, including Hooks, Context API, and both class/function-based components
Solid experience with React, including Hooks, Context API, and both class/function-based components
)
Experience in API and BDD testing
Experience in API and BDD testing
NEW
)
Join a dynamic team in Digital Business Banking (DBB) UK, a leading service empowering small to medium-sized businesses to manage their banking online via web, mobile, and API channels.
Join a dynamic team in Digital Business Banking (DBB) UK, a leading service empowering small to medium-sized businesses to manage their banking online via web, mobile, and API channels.
PREMIUM
)
Solution Architect (Contract) Outside IR35 West Yorkshire
Solution Architect (Contract) Outside IR35 West Yorkshire
Computer Futures
Bagby Fields, LS1
£525 - £600 per day
Solution Architect - Contract Opportunity - We're hiring a Solution Architect to support a major platform transformation programme focused on pension products. This role involves working closely with the IT teams and internal stakeholders to design and deliver an integrated administration platform. Key Details * Location: Hybrid - Leeds (2 days/week on-site) * Rate: £500-£600 per day (Outside IR35) * Contract Length: 6 months (likely extension) * Start Date: ASAP * Working Arrangements: Hybrid (2-3 days on site) Role Summary - You'll be responsible for defining solution architectures, guiding implementation, and ensuring alignment with business and technical goals. The role requires strong collaboration with internal teams and external vendors, with a focus on cloud-native design, integration, and enterprise governance. Skills & Experience Required
Solution Architect - Contract Opportunity - We're hiring a Solution Architect to support a major platform transformation programme focused on pension products. This role involves working closely with the IT teams and internal stakeholders to design and deliver an integrated administration platform. Key Details * Location: Hybrid - Leeds (2 days/week on-site) * Rate: £500-£600 per day (Outside IR35) * Contract Length: 6 months (likely extension) * Start Date: ASAP * Working Arrangements: Hybrid (2-3 days on site) Role Summary - You'll be responsible for defining solution architectures, guiding implementation, and ensuring alignment with business and technical goals. The role requires strong collaboration with internal teams and external vendors, with a focus on cloud-native design, integration, and enterprise governance. Skills & Experience Required
NEW
)
Pay up to £68,517 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for an outstanding Senior Backup and Recovery Engineer to join our community of tech experts in DWP Digital, to assist in the design of Infrastructure services in collaboration with Architecture and Engineering principles. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives. DWP is the UK's largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people. The scale of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need?
Pay up to £68,517 plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. Digital with Purpose. We are looking for an outstanding Senior Backup and Recovery Engineer to join our community of tech experts in DWP Digital, to assist in the design of Infrastructure services in collaboration with Architecture and Engineering principles. We're using fresh ideas and leading-edge tech to build and maintain digital solutions that will be used by nearly every person in the UK, every day and at key moments in their lives. DWP is the UK's largest government department. We help people into work and make payments worth over £195bn a year to support and empower millions of people. The scale of what we do is extraordinary, and our purpose is unique. We'd love you to join us. What skills, knowledge and experience will you need?
NEWPREMIUM
Senior Software Engineer - Golang - Banking
Senior Software Engineer - Golang - Banking
Essential Consulting
S1, Sheffield
Unspecified Competitive Daily Rate (inside IR35)
Background and Role - We are looking to onboard a Senior Software Engineer (Platform Engineer) on a contract basis for a large global bank. The Senior Software Engineer will join a small, dedicated 4-person team within Infrastructure in the Chief Technology Office. This is an initial 6 month contract with good potential for extension. The role will be hybrid and the preference is for it to be based at the banks offices in Sheffield, however Birmingham and Edinburgh office locations may also be considered. The initiative is part of the banks ransomware and data protection strategy, with the core mission of safeguarding cloud data (AWS/GCP) against ransomware attacks by creating tamper-proof, immutable copies of critical data. This role requires strong software engineering expertise in Golang and cloud-native engineering skills, with a focus on building resilient, secur
Background and Role - We are looking to onboard a Senior Software Engineer (Platform Engineer) on a contract basis for a large global bank. The Senior Software Engineer will join a small, dedicated 4-person team within Infrastructure in the Chief Technology Office. This is an initial 6 month contract with good potential for extension. The role will be hybrid and the preference is for it to be based at the banks offices in Sheffield, however Birmingham and Edinburgh office locations may also be considered. The initiative is part of the banks ransomware and data protection strategy, with the core mission of safeguarding cloud data (AWS/GCP) against ransomware attacks by creating tamper-proof, immutable copies of critical data. This role requires strong software engineering expertise in Golang and cloud-native engineering skills, with a focus on building resilient, secur
NEW
)
Full-Stack PHP Developer (Cyber security SaaS) Location: Leeds City Centre (Hybrid, 3 days per week) Salary: Up to £65,000 + Benefits - Type: Permanent - The Role - A growing cyber security start-up in Leeds is seeking a Full-Stack PHP Developer with strong back-end skills and an interest in security. The role involves working on an established, AWS-hosted SaaS platform for external attack surface management, enhancing functionality, improving performance, and ensuring security and scalability. Responsibilities * Maintain, improve, and scale the AWS-hosted EASM platform. * Deliver back-end and front-end features using PHP (Laravel), React, and TypeScript. * Design, integrate, and manage APIs and microservices. * Optimise for performance, scalability, and security. Key Skills & Experience * Proven experience as a full-stack developer. * Strong back-end skills with PHP
Full-Stack PHP Developer (Cyber security SaaS) Location: Leeds City Centre (Hybrid, 3 days per week) Salary: Up to £65,000 + Benefits - Type: Permanent - The Role - A growing cyber security start-up in Leeds is seeking a Full-Stack PHP Developer with strong back-end skills and an interest in security. The role involves working on an established, AWS-hosted SaaS platform for external attack surface management, enhancing functionality, improving performance, and ensuring security and scalability. Responsibilities * Maintain, improve, and scale the AWS-hosted EASM platform. * Deliver back-end and front-end features using PHP (Laravel), React, and TypeScript. * Design, integrate, and manage APIs and microservices. * Optimise for performance, scalability, and security. Key Skills & Experience * Proven experience as a full-stack developer. * Strong back-end skills with PHP
)
Location: Leeds (Hybrid working available) Salary: £65,000 - £80,000 per annum + Benefits - We're looking for a talented and driven Full Stack Java Developer to join our growing team in Leeds. This is a fantastic opportunity for someone who is passionate about technology, enjoys problem-solving, and wants to work on high-impact projects using modern tools and frameworks. * Design, develop, and maintain scalable full-stack applications using Java (backend) and modern front-end technologies (React, Angular, or similar). * Collaborate with product owners, designers, and other developers to deliver high-quality software solutions. * Write clean, maintainable, and testable code following best practices. * Participate in code reviews, sprint planning, and agile ceremonies. * Troubleshoot and resolve technical issues across the stack.
Location: Leeds (Hybrid working available) Salary: £65,000 - £80,000 per annum + Benefits - We're looking for a talented and driven Full Stack Java Developer to join our growing team in Leeds. This is a fantastic opportunity for someone who is passionate about technology, enjoys problem-solving, and wants to work on high-impact projects using modern tools and frameworks. * Design, develop, and maintain scalable full-stack applications using Java (backend) and modern front-end technologies (React, Angular, or similar). * Collaborate with product owners, designers, and other developers to deliver high-quality software solutions. * Write clean, maintainable, and testable code following best practices. * Participate in code reviews, sprint planning, and agile ceremonies. * Troubleshoot and resolve technical issues across the stack.
)
Role: Contract Senior Backend Software Engineer - Node.js * Rate: c.£550 Outside IR35 Per day * Location: Leeds - Hybrid (2x days on site) * Length: 3-6 months - We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. As a Senior Backend Software Engineer (Node.js), you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. * Design, implement, and maintain backend services, APIs, and databases. * Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. * Ensure systems are scalable, reliable, and maintainable.
Role: Contract Senior Backend Software Engineer - Node.js * Rate: c.£550 Outside IR35 Per day * Location: Leeds - Hybrid (2x days on site) * Length: 3-6 months - We are working with a growing, forward-thinking technology company dedicated to building scalable, reliable, and high-performing solutions for our customers. As a Senior Backend Software Engineer (Node.js), you will be responsible for designing, developing, and maintaining server-side applications and services. You'll work closely with cross-functional teams to ensure our systems are performant, secure, and deliver a great user experience. * Design, implement, and maintain backend services, APIs, and databases. * Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. * Ensure systems are scalable, reliable, and maintainable.
Role React Developer - Location - Leeds (Hybrid) Salary - £60K - £75K - Role Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview - Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability. * Engage in continuous learning and professional development as you work with cu
Role React Developer - Location - Leeds (Hybrid) Salary - £60K - £75K - Role Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview - Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability. * Engage in continuous learning and professional development as you work with cu
Location:Fully Remote (UK-Based) Salary Range:£50,000 - £75,000 (dependent on experience) Position:Permanent, Full-Time - My client is a dynamic and growing cybersecurity consultancy dedicated to providing top-tier security services to a diverse range of clients. They believe in empowering the team with the flexibility of remote work while tackling challenging and engaging projects that make a real difference to their clients' security posture. The Role - We are seeking a highly skilled and motivated Senior Penetration Tester to join our remote team. You will be responsible for leading and executing complex penetration tests against a variety of systems, networks, and applications. The ideal candidate is not just a proficient tester but a critical thinker who can articulate risks clearly and provide pragmatic remediation advice to clients. Key Responsibilities
Location:Fully Remote (UK-Based) Salary Range:£50,000 - £75,000 (dependent on experience) Position:Permanent, Full-Time - My client is a dynamic and growing cybersecurity consultancy dedicated to providing top-tier security services to a diverse range of clients. They believe in empowering the team with the flexibility of remote work while tackling challenging and engaging projects that make a real difference to their clients' security posture. The Role - We are seeking a highly skilled and motivated Senior Penetration Tester to join our remote team. You will be responsible for leading and executing complex penetration tests against a variety of systems, networks, and applications. The ideal candidate is not just a proficient tester but a critical thinker who can articulate risks clearly and provide pragmatic remediation advice to clients. Key Responsibilities
Role React Developer - Location - Leeds (Hybrid) Salary - £60K - £75K - Role Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview - Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability. * Engage in continuous learning and professional development as you work with cu
Role React Developer - Location - Leeds (Hybrid) Salary - £60K - £75K - Role Type Permanent - Myn is an AI driven marketplace that connects the candidates, clients and recruiters. Myn collaborates with leading employers to offer exclusive, carefully matched permanent positions. Overview - Are you a talented React Developer eager to make an immediate impact on exciting projects? Our client is seeking an experienced professional for a hybrid position to be based in Central London * Design and develop high-performance, user-centric web applications that enhance customer experiences. * Collaborate with cross-functional teams to implement innovative solutions and deliver impactful projects. * Contribute to the overall architecture and design decisions, ensuring scalability and maintainability. * Engage in continuous learning and professional development as you work with cu
)
Contract: Until end of 2025, rolling extensions - Inside IR35 - Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is a hybrid role (3 days per week in Sheffield), offering an initial contract until the end of the year with strong potential for rolling extensions. * Design, develop, and maintain automation solutions for database operations and rollouts * Build and integrate APIs for database management and automation workflows * Troubleshoot automation issues across scripting, APIs, and containerised environments * Proven experience in Python development & FastAPI * Strong knowledge of PostgreSQL database administration * Excellent problem-solving, debugging, and analytica
Contract: Until end of 2025, rolling extensions - Inside IR35 - Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is a hybrid role (3 days per week in Sheffield), offering an initial contract until the end of the year with strong potential for rolling extensions. * Design, develop, and maintain automation solutions for database operations and rollouts * Build and integrate APIs for database management and automation workflows * Troubleshoot automation issues across scripting, APIs, and containerised environments * Proven experience in Python development & FastAPI * Strong knowledge of PostgreSQL database administration * Excellent problem-solving, debugging, and analytica
)
My client, a dynamic and growing technology-led organisation, is seeking a skilled IT Support Engineer to lead the technical delivery of cloud-centric infrastructure projects across a diverse client base. This is a hands-on role focused on delivering scalable, secure, and efficient solutions using Microsoft Azure and modern networking technologies. * Deliver cloud infrastructure and transformation projects, primarily on Microsoft Azure. * Ensure projects meet cost, time, scope, and compliance targets. * Collaborate with support and delivery teams for smooth service transition. * Provide clear project updates and documentation. * Identify automation opportunities and process improvements using Azure-native tools. * Mentor junior team members and promote knowledge sharing. * Support strategic account planning and resource reporting.
My client, a dynamic and growing technology-led organisation, is seeking a skilled IT Support Engineer to lead the technical delivery of cloud-centric infrastructure projects across a diverse client base. This is a hands-on role focused on delivering scalable, secure, and efficient solutions using Microsoft Azure and modern networking technologies. * Deliver cloud infrastructure and transformation projects, primarily on Microsoft Azure. * Ensure projects meet cost, time, scope, and compliance targets. * Collaborate with support and delivery teams for smooth service transition. * Provide clear project updates and documentation. * Identify automation opportunities and process improvements using Azure-native tools. * Mentor junior team members and promote knowledge sharing. * Support strategic account planning and resource reporting.
FEATURED
)
Familiarity with modern architectural patterns (e.g. microservices, event-driven, API-first).
Familiarity with modern architectural patterns (e.g. microservices, event-driven, API-first).
FEATURED
)
Lead Python Developer
Lead Python Developer
Syntax Consultancy Ltd
Leeds, West Yorkshire, LS1 4DY
£80000 - £80000 Per Annum to £80k (DOE)
Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
)
Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
Technical Environment: Python, web frameworks, front-end (Vue.JS, React, CSS, HTML), Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD, Agile.
)
Hands-on expertise with the AWS Serverless Stack (Lambda, API Gateway)
Hands-on expertise with the AWS Serverless Stack (Lambda, API Gateway)
)
Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client usingPython,Golang, DockerandCloud-Native services. * Building RESTful API Services.
Design, develop and maintain highly available, secure, and performant backend REST API services along with frontend client usingPython,Golang, DockerandCloud-Native services. * Building RESTful API Services.
)
Platform Engineer
Platform Engineer
YBS
Bradford, West Yorkshire, BD5 8LJ
Circa £58,100 Dependent on Experience + Bonus & Benefits
Experience using these tools for CI/CD (on premise and cloud) such as Terraform, Ansible, Jenkins, Git and REST API Client is preferable
Experience using these tools for CI/CD (on premise and cloud) such as Terraform, Ansible, Jenkins, Git and REST API Client is preferable
NEWFEATURED
)
Remote Senior Backend Python Developer - 4 Day Week. AI SaaS Tech
Remote Senior Backend Python Developer - 4 Day Week. AI SaaS Tech
Recruitment Revolution
LS1, Leeds
£70,000 - £90,000 DOE Plus Benefits
This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
NEW
Remote Senior Backend Python Developer - 4 Day Week. AI SaaS Tech
Remote Senior Backend Python Developer - 4 Day Week. AI SaaS Tech
Recruitment Revolution
S1, Sheffield
£70,000 - £90,000 DOE + Benefits
This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
This role is ideal for someone experienced in backend API development and working with modern data infrastructure. Your Expertise: Highly experienced Developer with experience of backend API development and working with modern data infrastructure. • API development with Falcon framework
NEW
Proficiency in working with API standards, security and gateway patterns * Experience with API Gateways and Management Platforms such as IBM API Connect, IBM DataPower, Apigee or Microsoft Azure API Manager
Proficiency in working with API standards, security and gateway patterns * Experience with API Gateways and Management Platforms such as IBM API Connect, IBM DataPower, Apigee or Microsoft Azure API Manager
Role Senior Technology Architect Technology Liferay, Java, Spring, REST API Location Leeds Job Description At Infosys, we assure that your career will never stand still, we will inspire you to build whats next and we will navigate further together. * Experience in using API gateway for backend data / services integration to Liferay portal.
Role Senior Technology Architect Technology Liferay, Java, Spring, REST API Location Leeds Job Description At Infosys, we assure that your career will never stand still, we will inspire you to build whats next and we will navigate further together. * Experience in using API gateway for backend data / services integration to Liferay portal.