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8 Contract API jobs in Riverside, Liverpool + 20 miles
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API's
API's
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Job title: Senior Software Engineer - Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract / Outside IR35 / 6 months initial duration + possible renewals ---------- About the Role - We’re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality, scalable software solutions. As a senior member of the team, you’ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You’ll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing - Software Development * Build and maintain applications using C#, .NET Core, .NET 4.x, and React.js * Develop robust frontend solutions using ASP.Net MVC, HTML5, CSS
Job title: Senior Software Engineer - Location: Full Remote (Very occasional travel to offices in Cheshire) Type: Contract / Outside IR35 / 6 months initial duration + possible renewals ---------- About the Role - We’re looking for Senior Software Engineers to join our client's dynamic Engineering team and play a key role in building high-quality, scalable software solutions. As a senior member of the team, you’ll take ownership of full-stack development, contribute to software architecture, drive engineering best practices, and mentor junior team members. You’ll work closely with Product Owners, Architects, and DevOps to ensure delivery excellence across a diverse range of projects. What You'll Be Doing - Software Development * Build and maintain applications using C#, .NET Core, .NET 4.x, and React.js * Develop robust frontend solutions using ASP.Net MVC, HTML5, CSS
Conduct API testing with tools such as Postman, and validate data using SQL queries.
Conduct API testing with tools such as Postman, and validate data using SQL queries.
Solid understanding of API design, performance optimization, and data modeling.
Solid understanding of API design, performance optimization, and data modeling.
About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
About GBG Enabling safe and rewarding digital lives for genuine people, everywhere - We make it our mission to ensure more genuine people have digital access to opportunities, and businesses have access to more genuine people. Our technology draws on diverse and reliable data to create a single point of truth for identity and address verification. With over 30 years of experience behind us our team and technology are focused on enabling safe and rewarding digital lives for everyone. Regardless of age, location or background, genuine people everywhere should be able to digitally prove who they are and where they live. About the team and role - Documents & Biometrics Team - Were a globally distributed, cross-functional team building mobile and web SDKs and applications that support identity proofing through document and biometric capture.
Internal use only Grade E - About us. We are The Very Group and were here to help families get more out of life. We know that our customers work hard for their families and have a lot to balance in their busy lives. Thats why we combine amazing brands and products with flexible payment options on Very.co.uk to help them say yes to the things they love. Were just as passionate about helping our people get more out of life too; building careers with real growth, a sense of purpose, belonging and wellbeing. About the role - This Principal Data Engineer role will work exclusively within our AdTech business unit whilst ensuring alignment to best practices, standards, and policies. The strategic direction is led by the Data Performance Unit but with collaboration and input from this role. This role will work within the AdTech squad focusing on their priorities that will ena
Internal use only Grade E - About us. We are The Very Group and were here to help families get more out of life. We know that our customers work hard for their families and have a lot to balance in their busy lives. Thats why we combine amazing brands and products with flexible payment options on Very.co.uk to help them say yes to the things they love. Were just as passionate about helping our people get more out of life too; building careers with real growth, a sense of purpose, belonging and wellbeing. About the role - This Principal Data Engineer role will work exclusively within our AdTech business unit whilst ensuring alignment to best practices, standards, and policies. The strategic direction is led by the Data Performance Unit but with collaboration and input from this role. This role will work within the AdTech squad focusing on their priorities that will ena
Tech Stack: Java, ECS, AWS RDS, Terraform, AWS API Gateway * Experience working with the following technologies would be a bonus: SpringBoot, Oracle DB, Terraform, React & AWS specifics: API Gateway and RDS
Tech Stack: Java, ECS, AWS RDS, Terraform, AWS API Gateway * Experience working with the following technologies would be a bonus: SpringBoot, Oracle DB, Terraform, React & AWS specifics: API Gateway and RDS
117 exact matches jobs are outside your preferred location
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Knowledge of custom API's to leverage the SOAR's functionality
Knowledge of custom API's to leverage the SOAR's functionality
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Oversee and coordinate API integrations with HubSpot, finance systems, banking platforms, tenant portals, and BI tools. * Define test scripts for integrations (HubSpot sync, API data flows, reporting pipelines). * Hands-on experience managing API integrations and working with developers on system connectivity.
Oversee and coordinate API integrations with HubSpot, finance systems, banking platforms, tenant portals, and BI tools. * Define test scripts for integrations (HubSpot sync, API data flows, reporting pipelines). * Hands-on experience managing API integrations and working with developers on system connectivity.
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Location: Warton, full time on site (occasional travel to Reading HQ) Duration: 6-12 months - Hourly Rate: £50 PAYE or £67.47 Umbrella - Working Arrangements: Full time on site (occasional travel to Reading HQ) Reports To: Chris McShee - What You’ll Be Doing * Designing, developing, and maintaining robust, secure, and scalable data pipelines using Apache NiFi and related technologies. * Troubleshooting, optimising, and maintaining NiFi flows — addressing performance, error handling, and throughput challenges. * Integrating NiFi with cloud platforms, SQL/NoSQL databases, APIs, and third-party systems. * Ensuring data infrastructure adheres to strict security and compliance standards. * Supporting data migrations and implementing disaster recovery strategies. * Monitoring data infrastructure performance and recommending continual improvements.
Location: Warton, full time on site (occasional travel to Reading HQ) Duration: 6-12 months - Hourly Rate: £50 PAYE or £67.47 Umbrella - Working Arrangements: Full time on site (occasional travel to Reading HQ) Reports To: Chris McShee - What You’ll Be Doing * Designing, developing, and maintaining robust, secure, and scalable data pipelines using Apache NiFi and related technologies. * Troubleshooting, optimising, and maintaining NiFi flows — addressing performance, error handling, and throughput challenges. * Integrating NiFi with cloud platforms, SQL/NoSQL databases, APIs, and third-party systems. * Ensuring data infrastructure adheres to strict security and compliance standards. * Supporting data migrations and implementing disaster recovery strategies. * Monitoring data infrastructure performance and recommending continual improvements.
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Job: Software Engineer - Company: BAE Systems - Hourly Rate: £55 PAYE or £74.26 Umbrella - Location: Preston 3 days per week on-site - Contract: 6-12 months (Opportunity to be extended) Working Hours: 37 hours per week * Design, develop, and maintain scalable APIs and backend services to facilitate data flow between systems. * Collaborate with data engineers, architects, and security teams to ensure secure, reliable, and performant data exchange. * Work across cloud and on-premises environments to support a hybrid infrastructure. * Build reusable and modular components with a focus on maintainability and performance. * Implement robust error handling, logging, and monitoring strategies for production-grade services. * 5 years+ experience in end-to-end projects * C# experience * .NET experience * Experience in RESTful APIs * ETL experience * Experience working within a
Job: Software Engineer - Company: BAE Systems - Hourly Rate: £55 PAYE or £74.26 Umbrella - Location: Preston 3 days per week on-site - Contract: 6-12 months (Opportunity to be extended) Working Hours: 37 hours per week * Design, develop, and maintain scalable APIs and backend services to facilitate data flow between systems. * Collaborate with data engineers, architects, and security teams to ensure secure, reliable, and performant data exchange. * Work across cloud and on-premises environments to support a hybrid infrastructure. * Build reusable and modular components with a focus on maintainability and performance. * Implement robust error handling, logging, and monitoring strategies for production-grade services. * 5 years+ experience in end-to-end projects * C# experience * .NET experience * Experience in RESTful APIs * ETL experience * Experience working within a
NEWFEATURED
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Knowledge of REST API's and testing API endpoints
Knowledge of REST API's and testing API endpoints
FEATURED
Knowledge of REST API's and testing API endpoints
Knowledge of REST API's and testing API endpoints
FEATURED
Knowledge of REST API's and testing API endpoints
Knowledge of REST API's and testing API endpoints
FEATURED
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
API Integration: Implement well-documented, testable APIs that enable seamless platform integration.
API Integration: Implement well-documented, testable APIs that enable seamless platform integration.
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.
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Salary: Salary up to £80,000 Location: Manchester - Salary up to £80,000 - Location - Manchester (office-first working policy; office-first to foster collaboration, alignment, and community) Reports to - Development Lead * Technical Leadership and Direction (40%): Set the technical direction for the front-end discipline, ensuring alignment with business objectives and industry best practices. Drive the adoption of new technologies, tools, and methodologies to keep our back-end development at the cutting edge. Collaborate with other principal developers and architects to define and implement scalable, maintainable, and performant front-end architectures. * Software Development (30%): Dive deep into the creation of our SaaS products, working alongside a dynamic, cross-functional team, getting involved in every stage from brainstorming sessions to deployment, ensuring th
Salary: Salary up to £80,000 Location: Manchester - Salary up to £80,000 - Location - Manchester (office-first working policy; office-first to foster collaboration, alignment, and community) Reports to - Development Lead * Technical Leadership and Direction (40%): Set the technical direction for the front-end discipline, ensuring alignment with business objectives and industry best practices. Drive the adoption of new technologies, tools, and methodologies to keep our back-end development at the cutting edge. Collaborate with other principal developers and architects to define and implement scalable, maintainable, and performant front-end architectures. * Software Development (30%): Dive deep into the creation of our SaaS products, working alongside a dynamic, cross-functional team, getting involved in every stage from brainstorming sessions to deployment, ensuring th
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BeyondTrust is a place where you can bring your purpose to life through the work that you do, creating a safer world through our cybersecurity SaaS portfolio. Our culture of flexibility, trust, and continual learning means you will be recognized for your growth, and for the impact you make on our success. You will be surrounded by people who challenge, support, and inspire you to be the best version of yourself. The Role - As a Software Development Engineer, you will play a pivotal role in developing our Endpoint Privilege Management Solution for Windows. You will be part of a dynamic team responsible for designing, developing, delivering, and maintaining the solution using cutting-edge technologies. This is an exceptional opportunity for you to be involved in a rapidly evolving and leading-edge domain. What You'll Do
BeyondTrust is a place where you can bring your purpose to life through the work that you do, creating a safer world through our cybersecurity SaaS portfolio. Our culture of flexibility, trust, and continual learning means you will be recognized for your growth, and for the impact you make on our success. You will be surrounded by people who challenge, support, and inspire you to be the best version of yourself. The Role - As a Software Development Engineer, you will play a pivotal role in developing our Endpoint Privilege Management Solution for Windows. You will be part of a dynamic team responsible for designing, developing, delivering, and maintaining the solution using cutting-edge technologies. This is an exceptional opportunity for you to be involved in a rapidly evolving and leading-edge domain. What You'll Do
Job Information - Date Opened - 14/10/2025 - Job Type - Contract - Work Experience - 4-5 years - Industry - Government & Public Sector - Salary - 400-450 Inside IR 35 - City - Manchester - Province - Greater Manchester - Country - United Kingdom - Postal Code - M1 - About Scrumconnect - Scrumconnect Consulting is a trusted digital delivery partner to UK government departments and public sector bodies. We specialise in building user-centred digital services that improve lives. Our multidisciplinary teams bring together experienced technologists, designers, researchers, and strategists to solve complex challenges and deliver meaningful impact in the public sector. Role Overview - We are seeking a passionate and highly interactive Dynamics 365 Developer to join our growing team. The ideal candidate will have strong expertise in Microsoft Dynamics 365 CRM , a deep underst
Job Information - Date Opened - 14/10/2025 - Job Type - Contract - Work Experience - 4-5 years - Industry - Government & Public Sector - Salary - 400-450 Inside IR 35 - City - Manchester - Province - Greater Manchester - Country - United Kingdom - Postal Code - M1 - About Scrumconnect - Scrumconnect Consulting is a trusted digital delivery partner to UK government departments and public sector bodies. We specialise in building user-centred digital services that improve lives. Our multidisciplinary teams bring together experienced technologists, designers, researchers, and strategists to solve complex challenges and deliver meaningful impact in the public sector. Role Overview - We are seeking a passionate and highly interactive Dynamics 365 Developer to join our growing team. The ideal candidate will have strong expertise in Microsoft Dynamics 365 CRM , a deep underst
About iNIZIO - At Inizio, we're a global team driven by a shared purpose: to reimagine health. Formed in 2022 through the coming together of Ashfield and Huntsworth, we unite decades of experience with cutting-edge capabilities to deliver impactful solutions across the commercialization journey - from discovery to post-launch. Our global network of over 10,000 experts operates across 50 countries, supporting clients with strategic insight, medical excellence, creative engagement, and real-world delivery. We work with the world's leading health and life sciences businesses to solve complex challenges and drive meaningful outcomes for our clients and patients. What sets Inizio apart is our people - and we believe everyone should have the opportunity to thrive. Here, you're encouraged to reimagine your possibilities: to grow, to be curious and to make real change happen.
About iNIZIO - At Inizio, we're a global team driven by a shared purpose: to reimagine health. Formed in 2022 through the coming together of Ashfield and Huntsworth, we unite decades of experience with cutting-edge capabilities to deliver impactful solutions across the commercialization journey - from discovery to post-launch. Our global network of over 10,000 experts operates across 50 countries, supporting clients with strategic insight, medical excellence, creative engagement, and real-world delivery. We work with the world's leading health and life sciences businesses to solve complex challenges and drive meaningful outcomes for our clients and patients. What sets Inizio apart is our people - and we believe everyone should have the opportunity to thrive. Here, you're encouraged to reimagine your possibilities: to grow, to be curious and to make real change happen.
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 Senior Data Analyst in our People Analytics Team at Civica - We are looking for a People Analytics Senior Data Analyst to join our global People Systems & Data team. This is a small but high-impact team with significant opportunity to shape how we use data across the business.
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 Senior Data Analyst in our People Analytics Team at Civica - We are looking for a People Analytics Senior Data Analyst to join our global People Systems & Data team. This is a small but high-impact team with significant opportunity to shape how we use data across the business.
Location: Manchester (Hybrid) Salary: Competitive plus excellent benefits - Start: ASAP - Ideal skills: Data Engineer, MLOps, AI, Smart Data, AWS Certified, Data Governance, Data Transformation, Data Modelling - Founded in 2003, Mobysoft provides data-based insight solutions to a wide range of social housing clients, supplying technology to help landlords to improve their income-collection processes for the good of all involved. Mobysoft delivers two market-leading products, which help keep tenants housed in a home they can enjoy and simultaneously improves rent collection for the long term good of the organisation. Our vision is working towards a world in which intelligent technology significantly improves the quality of life for people who live in social housing and our mission is delivering accurate actionable data insights that help social housing providers to del
Location: Manchester (Hybrid) Salary: Competitive plus excellent benefits - Start: ASAP - Ideal skills: Data Engineer, MLOps, AI, Smart Data, AWS Certified, Data Governance, Data Transformation, Data Modelling - Founded in 2003, Mobysoft provides data-based insight solutions to a wide range of social housing clients, supplying technology to help landlords to improve their income-collection processes for the good of all involved. Mobysoft delivers two market-leading products, which help keep tenants housed in a home they can enjoy and simultaneously improves rent collection for the long term good of the organisation. Our vision is working towards a world in which intelligent technology significantly improves the quality of life for people who live in social housing and our mission is delivering accurate actionable data insights that help social housing providers to del
You know all about our high street roots and bricks and mortar stores. Now, we're looking to the future. Since 2021, we've embraced some changes. Debenhams hasnt made a comebackweve been here since 1778, evolving and adapting to the times. This is Debenhams today - Britains Leading Online Department Store. We are more than a department storewe are an institution. From creating the blueprint for designer collaborations with Designers at Debenhams, to launching countless brands and inventing the beauty counter, weve consistently shaped the retail landscape. We dont underestimate the power of our brand or the place we hold in peoples hearts. This is only the beginning of the next chapter for Debenhams. Britain needs Debenhams..... Debenhams needs you! Your Role & Team - This is an excellent opportunity to be a core part of a growing technical team with a startup vibe.
You know all about our high street roots and bricks and mortar stores. Now, we're looking to the future. Since 2021, we've embraced some changes. Debenhams hasnt made a comebackweve been here since 1778, evolving and adapting to the times. This is Debenhams today - Britains Leading Online Department Store. We are more than a department storewe are an institution. From creating the blueprint for designer collaborations with Designers at Debenhams, to launching countless brands and inventing the beauty counter, weve consistently shaped the retail landscape. We dont underestimate the power of our brand or the place we hold in peoples hearts. This is only the beginning of the next chapter for Debenhams. Britain needs Debenhams..... Debenhams needs you! Your Role & Team - This is an excellent opportunity to be a core part of a growing technical team with a startup vibe.