Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
4 Contract API jobs in Cardiff Gate + 20 miles
)
Experience with API automation (Postman or similar).
Experience with API automation (Postman or similar).
NEW
)
Understanding of data architecture and API design.
Understanding of data architecture and API design.
NEW
)
Full Stack .NET Developer - Azure - Cardiff
Full Stack .NET Developer - Azure - Cardiff
Circle Group
CF1, Cardiff
£40000 - £50000 per annum + + Benefits
You should also have some development experience in the Cloud with Azure & third-party API integrations
You should also have some development experience in the Cloud with Azure & third-party API integrations
NEW
Full Stack .NET Developer - Azure - Cardiff
Full Stack .NET Developer - Azure - Cardiff
Circle Group
CF1, Cardiff
£40000 - £50000 per annum + + Benefits
You should also have some development experience in the Cloud with Azure & third-party API integrations
You should also have some development experience in the Cloud with Azure & third-party API integrations
NEW
3 exact matches jobs are outside your preferred location
)
Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2, JWT).
Strong knowledge of API design, integration methods (REST, Webhooks, GraphQL), and authentication protocols (OAuth2, JWT).
NEW
)
Technical experience in areas suchas Azure, .NET frameworks, API integrations, MS SQL Server and SSRS.
Technical experience in areas suchas Azure, .NET frameworks, API integrations, MS SQL Server and SSRS.
NEWFEATURED
)
A ServiceNow Architect is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 12 months * Must be UK resident * Must be able to work without sponsorship * Must be a ServiceNow Certified Technical Architect - Essential Criteria * Current ServiceNow Certified Technical Architect * Significant previous experience of working at a Senior ServiceNow level, including Architecture and
A ServiceNow Architect is sought by our client to work with their team to deliver continuous improvement and development of the Roadmap for end users. The existing team is a mixture of their own resources and 3rd party suppliers. You will be a highly experienced ServiceNow consultant, with a proven track record in ServiceNow development, including certification and experience in implementing different ServiceNow implementation levels and components.. Key Details * INSIDE IR35 * Remote working - Hybrid model * 2 days per week on-site available across various UK locations * 12 months * Must be UK resident * Must be able to work without sponsorship * Must be a ServiceNow Certified Technical Architect - Essential Criteria * Current ServiceNow Certified Technical Architect * Significant previous experience of working at a Senior ServiceNow level, including Architecture and
NEWFEATURED
These jobs might also interest you
A long-standing client of ours is looking for a user-focused Senior Developer to deliver the final phase of a large-scale SaaS platform. Contract Lead Full Stack Developer | Java / TypeScript / Node.js / Next.js | Fully Remote | £550-£600 p/day | Outside IR35 | 3-week contract - The project is currently around 60% complete, and you'll be responsible for leading the technical delivery of the remaining 40% to launch - You'll be joining an experienced product and design team, working closely with stakeholders and end users and must be able to engage with end users in a clear,non technical manner to ensure smooth delivery. If you have experience in AI-generated extracts/ authentication this will be great for you. Contract Details * Length: 3 weeks * Rate: £550-£600 p/day (Outside IR35) * Location: Fully Remote * Start Date: 25th August/1s
A long-standing client of ours is looking for a user-focused Senior Developer to deliver the final phase of a large-scale SaaS platform. Contract Lead Full Stack Developer | Java / TypeScript / Node.js / Next.js | Fully Remote | £550-£600 p/day | Outside IR35 | 3-week contract - The project is currently around 60% complete, and you'll be responsible for leading the technical delivery of the remaining 40% to launch - You'll be joining an experienced product and design team, working closely with stakeholders and end users and must be able to engage with end users in a clear,non technical manner to ensure smooth delivery. If you have experience in AI-generated extracts/ authentication this will be great for you. Contract Details * Length: 3 weeks * Rate: £550-£600 p/day (Outside IR35) * Location: Fully Remote * Start Date: 25th August/1s
FEATURED
)
My legal client is seeking an enthusiastic and skilled Power Platform professional to join their expanding IT function. You will be working closely with stakeholders and skilled IT professionals within the team assess business requirements and create successful technical solutions within my clients Power Platform and DMS applications. This is an excellent opportunity for a candidate who is looking to progress their career within Power Platform Development. Proven commercial experience working with Power Platform, focusing on Power App development and Power Automate. The successful candidate will be contributing and driving process automation and innovation across the business, designing applications, and developing workflows. It is essential that the successful candidate possess first class communicat
My legal client is seeking an enthusiastic and skilled Power Platform professional to join their expanding IT function. You will be working closely with stakeholders and skilled IT professionals within the team assess business requirements and create successful technical solutions within my clients Power Platform and DMS applications. This is an excellent opportunity for a candidate who is looking to progress their career within Power Platform Development. Proven commercial experience working with Power Platform, focusing on Power App development and Power Automate. The successful candidate will be contributing and driving process automation and innovation across the business, designing applications, and developing workflows. It is essential that the successful candidate possess first class communicat
NEW
)
Mid/Senior Software Engineer
Mid/Senior Software Engineer
Oscar Associates (UK) Limited
Gloucester, Gloucestershire
£55000 - £75000 per annum
We are working with a fast-growing business at the forefront of Cyber, Defence and IT solutions, and we're looking for a talented Mid/Senior Software Engineer with current MOD DV or eDV Clearance to join their expanding team in Gloucester. * Strong commercial experience as a Software Engineer (Mid or Senior level). If you are a motivated Software Engineer with MOD DV or eDV Clearance and strong skills in Python or Java, we'd love to hear from you. You'll be part of a close-knit group of 20 engineers, working on a variety of cutting-edge projects that make a real impact. * Designing, developing, and maintaining secure, high-quality software solutions. * Collaborating with a team of engineers on diverse projects in the Cyber and Defence sectors. * Solid understanding of software engineering principles, testing, and version control. * Collaborative culture with a skilled
We are working with a fast-growing business at the forefront of Cyber, Defence and IT solutions, and we're looking for a talented Mid/Senior Software Engineer with current MOD DV or eDV Clearance to join their expanding team in Gloucester. * Strong commercial experience as a Software Engineer (Mid or Senior level). If you are a motivated Software Engineer with MOD DV or eDV Clearance and strong skills in Python or Java, we'd love to hear from you. You'll be part of a close-knit group of 20 engineers, working on a variety of cutting-edge projects that make a real impact. * Designing, developing, and maintaining secure, high-quality software solutions. * Collaborating with a team of engineers on diverse projects in the Cyber and Defence sectors. * Solid understanding of software engineering principles, testing, and version control. * Collaborative culture with a skilled
FEATURED
)
GCP certification (e.g. Associate Cloud Engineer, Professional Cloud Developer) preferred - We're seeking a skilled GCP Cloud Developer to design and implement scalable, serverless applications and cloud-native solutions on Google Cloud Platform. The role includes building APIs via Apigee, working with Cloud Functions, Dataflow, Cloud SQL, and automating tasks with Excel VBA. - Develop serverless applications using Cloud Functions (Python or Node.js) - Build and optimise data pipelines with Cloud Dataflow - Manage relational databases via Cloud SQL (PostgreSQL/MySQL) - Solid experience with GCP services (Cloud Functions, SQL, Dataflow, IAM, GCS) Start: ASAP - Duration: 6-12 months - L
GCP certification (e.g. Associate Cloud Engineer, Professional Cloud Developer) preferred - We're seeking a skilled GCP Cloud Developer to design and implement scalable, serverless applications and cloud-native solutions on Google Cloud Platform. The role includes building APIs via Apigee, working with Cloud Functions, Dataflow, Cloud SQL, and automating tasks with Excel VBA. - Develop serverless applications using Cloud Functions (Python or Node.js) - Build and optimise data pipelines with Cloud Dataflow - Manage relational databases via Cloud SQL (PostgreSQL/MySQL) - Solid experience with GCP services (Cloud Functions, SQL, Dataflow, IAM, GCS) Start: ASAP - Duration: 6-12 months - L
)
Software Engineer (C#, / C++)
Software Engineer (C#, / C++)
Certain Advantage
Filton, BS34 7QS
£65 per hour, Benefits Overtime Rate of time and a quarter
World Class Defence Organisation is currently looking to recruit a C# Software Engineer subcontractor on an initial 12 month contract. Job Title:C# Software Engineer * You will work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment. * Our approach to software development includes - Desktop C# is the expertise the department are looking for; with some experience with C++ but doesnt need to be overly extensive. Rate:£65.00 per hour - Overtime Rate: Hours worked over 37 hours per week will be calculated at time and a quarter - Location: Stevenage or Bristol - Hybrid / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite - Contract:37 Hours per week - Duration: 12
World Class Defence Organisation is currently looking to recruit a C# Software Engineer subcontractor on an initial 12 month contract. Job Title:C# Software Engineer * You will work as part of a heterogeneous agile development team, made up of mixed discipline engineers working in synergy to develop simulations and representations of real equipment. * Our approach to software development includes - Desktop C# is the expertise the department are looking for; with some experience with C++ but doesnt need to be overly extensive. Rate:£65.00 per hour - Overtime Rate: Hours worked over 37 hours per week will be calculated at time and a quarter - Location: Stevenage or Bristol - Hybrid / Remote working: The role will be a hybrid role of 3 or 4 days per week onsite - Contract:37 Hours per week - Duration: 12
)
SC Cleared Blue Prism Developer - 6 months - circa £500 a day INSIDE IR35 - Remote - We are looking for an SC Cleared BluePrism Developer to work within the Central Government sector - Looking for an experienced Automation developer. 1. Must have SC clearance - 2. Must have BluePrism Development experience - 3. Ideally have experience in PowerAutomate/APIs development - 4. Must be able to delivery independently, reporting to an automation lead but these automations will be theirs to own - Please forward your profile for consideration - Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website. Please note that no terminology in this advert is int
SC Cleared Blue Prism Developer - 6 months - circa £500 a day INSIDE IR35 - Remote - We are looking for an SC Cleared BluePrism Developer to work within the Central Government sector - Looking for an experienced Automation developer. 1. Must have SC clearance - 2. Must have BluePrism Development experience - 3. Ideally have experience in PowerAutomate/APIs development - 4. Must be able to delivery independently, reporting to an automation lead but these automations will be theirs to own - Please forward your profile for consideration - Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept our Data Protection Policy which can be found on our website. Please note that no terminology in this advert is int
)
This role requires a highly skilled, hands-on Lead Integration Engineer with significant experience in AWS, Python, and integration platforms. The successful candidate will provide both technical and thought leadership, driving integration initiatives in a complex and evolving environment. * Scope, design, and build integrations across third-party platforms leveraging AWS infrastructure * Collaborate with Data and Infrastructure teams to translate requirements into robust technical solutions that align with the overall integration architecture * Produce and maintain clear documentation of integration flows * Strong experience with RESTful API integrations * Proven understanding of integration ETL/ELT concepts - Contra
This role requires a highly skilled, hands-on Lead Integration Engineer with significant experience in AWS, Python, and integration platforms. The successful candidate will provide both technical and thought leadership, driving integration initiatives in a complex and evolving environment. * Scope, design, and build integrations across third-party platforms leveraging AWS infrastructure * Collaborate with Data and Infrastructure teams to translate requirements into robust technical solutions that align with the overall integration architecture * Produce and maintain clear documentation of integration flows * Strong experience with RESTful API integrations * Proven understanding of integration ETL/ELT concepts - Contra
NEW
My legal client is seeking an enthusiastic and skilled Power Platform professional to join their expanding IT function. You will be working closely with stakeholders and skilled IT professionals within the team assess business requirements and create successful technical solutions within my clients Power Platform and DMS applications. This is an excellent opportunity for a candidate who is looking to progress their career within Power Platform Development. Proven commercial experience working with Power Platform, focusing on Power App development and Power Automate. The successful candidate will be contributing and driving process automation and innovation across the business, designing applications, and developing workflows. It is essential that the successful candidate possess first class communicat
My legal client is seeking an enthusiastic and skilled Power Platform professional to join their expanding IT function. You will be working closely with stakeholders and skilled IT professionals within the team assess business requirements and create successful technical solutions within my clients Power Platform and DMS applications. This is an excellent opportunity for a candidate who is looking to progress their career within Power Platform Development. Proven commercial experience working with Power Platform, focusing on Power App development and Power Automate. The successful candidate will be contributing and driving process automation and innovation across the business, designing applications, and developing workflows. It is essential that the successful candidate possess first class communicat
NEW
)
They are looking to expand their in-house software engineering capability with the addition of a Full Stack Software Developer. * Working closely with software engineers, PMs, and security stakeholders - This mid-level role that would suite developers with ideally 3-6 years’ experience, please still apply if your experience levels fall’s outside this. * Experience working collaboratively as part of a team to deliver software products. We’re working with a hi-tech simulation/ data-analytics company which services the defence and security market. * Developing full-stack solutions for secure defence applications * Building reusable, testable and scalable code with high quality and performance * Supporting ongoing system integration, testing, and documentation * Strong back-end developmen
They are looking to expand their in-house software engineering capability with the addition of a Full Stack Software Developer. * Working closely with software engineers, PMs, and security stakeholders - This mid-level role that would suite developers with ideally 3-6 years’ experience, please still apply if your experience levels fall’s outside this. * Experience working collaboratively as part of a team to deliver software products. We’re working with a hi-tech simulation/ data-analytics company which services the defence and security market. * Developing full-stack solutions for secure defence applications * Building reusable, testable and scalable code with high quality and performance * Supporting ongoing system integration, testing, and documentation * Strong back-end developmen
NEW
)
We are helping them recruit for a Lead Dynamics Developer who has experience with C# and Microservice architecture. What the Lead Dynamics Developer will be doing - What the successful Lead Dynamics Developer will bring to the team - If you think this Lead Dynamics Developer opportunity is for you then please apply online. You will be line managing 5 direct reports, whilst working on the Dynamics Development and contributing to departmental strategy. You will have proven experience of Dynamics alongside knowledge of C# and microservice development. * Proven experience working with Dynamics to create applications. The Opportunity - Yolk Recruitment Public Sector & Not-for-Profit team h
We are helping them recruit for a Lead Dynamics Developer who has experience with C# and Microservice architecture. What the Lead Dynamics Developer will be doing - What the successful Lead Dynamics Developer will bring to the team - If you think this Lead Dynamics Developer opportunity is for you then please apply online. You will be line managing 5 direct reports, whilst working on the Dynamics Development and contributing to departmental strategy. You will have proven experience of Dynamics alongside knowledge of C# and microservice development. * Proven experience working with Dynamics to create applications. The Opportunity - Yolk Recruitment Public Sector & Not-for-Profit team h
We now have a fantastic opportunity for Software Engineer to join us on a fixed term contract basis in our Research and Development team. * Participate in Agile development team to develop software designs and specifications based on system level requirements and in accordance with defined development procedures. * Design software that meets the requirements of the business and users with scope for extensibility, ease of maintenance, supportability and configuration. * Experience of using SQL Server or equivalent directly via Management interface or software application. * Possess good knowledge of software and hardware environments including networking. About The Role - allpay Limited are one of the fastest growing Fintech companies in the UK and are experts in the payment and financ
We now have a fantastic opportunity for Software Engineer to join us on a fixed term contract basis in our Research and Development team. * Participate in Agile development team to develop software designs and specifications based on system level requirements and in accordance with defined development procedures. * Design software that meets the requirements of the business and users with scope for extensibility, ease of maintenance, supportability and configuration. * Experience of using SQL Server or equivalent directly via Management interface or software application. * Possess good knowledge of software and hardware environments including networking. About The Role - allpay Limited are one of the fastest growing Fintech companies in the UK and are experts in the payment and financ
NEWFEATURED
)
We are looking for a Software Engineer to join a growing team. This role will require you to work collaboratively with Engineers, Software Engineers in Test, BA, Product Owner and Scrum Master. Description - The Software Engineering team is looking for an experienced engineer to join a product team that works closely with the business in delivering and maintaining software for our internal and external customers. * Focus on delivering working software * Continuously inspect and adapt how we deliver software * A "build to run mindset", ensuring the software / systems we build are easy to support and operate * Attitude of improving life for other engineers so the next person will find things a little bi
We are looking for a Software Engineer to join a growing team. This role will require you to work collaboratively with Engineers, Software Engineers in Test, BA, Product Owner and Scrum Master. Description - The Software Engineering team is looking for an experienced engineer to join a product team that works closely with the business in delivering and maintaining software for our internal and external customers. * Focus on delivering working software * Continuously inspect and adapt how we deliver software * A "build to run mindset", ensuring the software / systems we build are easy to support and operate * Attitude of improving life for other engineers so the next person will find things a little bi
NEW
Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. to lead the design and implementation of robust, secure, and scalable integrations for an end client. Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with
Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. to lead the design and implementation of robust, secure, and scalable integrations for an end client. Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with
NEW
)
As a Senior Backend Engineer, you'll take ownership of critical backend services, designing and maintaining distributed systems with a strong focus on performance, scalability, and reliability. Job Title: Senior Backend Engineer We're hiring a Senior Backend Engineer to join a cutting-edge UK-based tech company that's redefining how organisations manage distributed systems at scale. Are you a seasoned Backend Engineer with a passion for building scalable, high-performance systems? You'll lead technical discussions, mentor junior engineers, and collaborate across teams to deliver robust, secure, and efficient solutions. * Design, build, and maintain high-performance backend services using Go. * Ensure backend services
As a Senior Backend Engineer, you'll take ownership of critical backend services, designing and maintaining distributed systems with a strong focus on performance, scalability, and reliability. Job Title: Senior Backend Engineer We're hiring a Senior Backend Engineer to join a cutting-edge UK-based tech company that's redefining how organisations manage distributed systems at scale. Are you a seasoned Backend Engineer with a passion for building scalable, high-performance systems? You'll lead technical discussions, mentor junior engineers, and collaborate across teams to deliver robust, secure, and efficient solutions. * Design, build, and maintain high-performance backend services using Go. * Ensure backend services
NEW
)
Senior Microsoft Dynamics 365 CRM Developer * Take a lead role in the development and support ofMicrosoft MVC and .NET web applications and C# Console and APIsolutions, ensuring best practices are followed throughout the software lifecycle. * Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. * Contribute to internal consulting activities, guiding teams on how to make the most of MVC and ASP.NET framework capabilities. * Play a critical role in the governance of the MVC and ASP.NET framework estate, aligning with compliance, security, and change control processes. * Help establish and grow the internal MVC development team for Microsoft MVC solutio
Senior Microsoft Dynamics 365 CRM Developer * Take a lead role in the development and support ofMicrosoft MVC and .NET web applications and C# Console and APIsolutions, ensuring best practices are followed throughout the software lifecycle. * Provide technical direction and oversight to other developers and contractors, helping to manage task allocation, priorities, and quality. * Contribute to internal consulting activities, guiding teams on how to make the most of MVC and ASP.NET framework capabilities. * Play a critical role in the governance of the MVC and ASP.NET framework estate, aligning with compliance, security, and change control processes. * Help establish and grow the internal MVC development team for Microsoft MVC solutio
NEW
)
Software Developer, C#, ASP.NET, MVC, COR7327B
Software Developer, C#, ASP.NET, MVC, COR7327B
Corriculo Ltd
Cardiff Gate, CF23
£55k - 75k per year + Benefits
Software Developer, C#, ASP.NET, MVC This is an excellent opportunity for an experienced, Senior Software Developer with skills in C#, ASP.NET and MVC, to play a key role in delivering and supporting enterprise-scale Microsoft-based business solutions, as part of a major business transformation programme. In a varied and highly-visible role, the Senior Software Developer will lead in architecting, building and enhancing complex MVC and ASP.NET solutions, whilst providing technical leadership and direction to other developers within the team. Taking a lead role in the development and support of MVC and .NET web applications, as well as C# Console and API solutions, this Senior Software
Software Developer, C#, ASP.NET, MVC This is an excellent opportunity for an experienced, Senior Software Developer with skills in C#, ASP.NET and MVC, to play a key role in delivering and supporting enterprise-scale Microsoft-based business solutions, as part of a major business transformation programme. In a varied and highly-visible role, the Senior Software Developer will lead in architecting, building and enhancing complex MVC and ASP.NET solutions, whilst providing technical leadership and direction to other developers within the team. Taking a lead role in the development and support of MVC and .NET web applications, as well as C# Console and API solutions, this Senior Software
NEW
)
Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? At Myn, were dedicated to helping software professionals find fulfilling contract opportunities that elevate their careers and connect them with innovative projects. We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. * 3+ years of experience in software development or related roles. * Demonstrated experie
Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? At Myn, were dedicated to helping software professionals find fulfilling contract opportunities that elevate their careers and connect them with innovative projects. We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. * 3+ years of experience in software development or related roles. * Demonstrated experie
)
We are looking for a capable software engineer who can support in-service missile-system middleware solutions and work as part of a small team to investigate and fix issues as they arise. Our products require Linux Operating System (OS) configuration, support and security solution maintenance, so experience of Linux is necessary for this position. Join a driven team with a passion for software and its successful deployment in battlespace Command and Control (C2) weapon systems. We work on technology that is at the forefront of European missile system design, delivering safe, secure, and reliable products to our customers. Debugging and engineering investigation is a big part of the job, as the software is complex and we require someon
We are looking for a capable software engineer who can support in-service missile-system middleware solutions and work as part of a small team to investigate and fix issues as they arise. Our products require Linux Operating System (OS) configuration, support and security solution maintenance, so experience of Linux is necessary for this position. Join a driven team with a passion for software and its successful deployment in battlespace Command and Control (C2) weapon systems. We work on technology that is at the forefront of European missile system design, delivering safe, secure, and reliable products to our customers. Debugging and engineering investigation is a big part of the job, as the software is complex and we require someon
NEW