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        3 Contract API jobs in Cardiff + 20 miles

        37 exact matches jobs are outside your preferred location

        Software Engineer

        Harvey Nash
        UK
        £375.00 - £400.00 per day + Outside IR35
        Role: Developer - Tech Stack: .NET, C#, AWS, MongoDB - IR35 Status: Outside IR35 - Day Rate: £400.00 - Location: Remote - Contract Length: 3 Months (highly likely to extend to 6 Months+) Start Date: Immediate - We are seeking a Developer to join the agile delivery team supporting the development of a major government digital platform. You will be responsible for developing secure, performant, and maintainable features, working across both front-end and back-end elements of the system. This role is suitable for developers with a strong foundation in .NET and cloud-native engineering, and offers scope to grow technical ownership within a supportive, delivery-focused team. You'll be working in an environment that values collaboration, learning, and continuous improvement. Key Responsibilities * Design, build, test, and deploy robust software components using modern devel
        Role: Developer - Tech Stack: .NET, C#, AWS, MongoDB - IR35 Status: Outside IR35 - Day Rate: £400.00 - Location: Remote - Contract Length: 3 Months (highly likely to extend to 6 Months+) Start Date: Immediate - We are seeking a Developer to join the agile delivery team supporting the development of a major government digital platform. You will be responsible for developing secure, performant, and maintainable features, working across both front-end and back-end elements of the system. This role is suitable for developers with a strong foundation in .NET and cloud-native engineering, and offers scope to grow technical ownership within a supportive, delivery-focused team. You'll be working in an environment that values collaboration, learning, and continuous improvement. Key Responsibilities * Design, build, test, and deploy robust software components using modern devel
        more
        Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
        Full Stack - Ruby on Rails, React - Up to £120k DOE - Fully Remote - must be UK based - A fast-growing sports tech company building high-performance, data-driven products for a rapidly expanding global audience is searching for a Lead Full Stack Engineer. This is a pivotal role for an experienced engineer who thrives on shaping architecture, driving technical direction, and still remaining hands-on in the codebase. As a technical leader within a cross-functional Product Team, you'll influence the long-term engineering strategy, guide architectural decisions, and ensure the platform scales reliably as our user base grows. You'll act as a role model for engineering excellence - mentoring others, elevating standards, and collaborating closely with Product, Design, and Customer Success to build tools our customers truly value. Tech Stack: Ruby on Rails, React, React Nativ
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        The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization. Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience
        The ideal candidate will have strong experience in API development, microservices architecture, CI/CD pipelines, and containerization. Additional Skills: API development, microservices, CI/CD pipelines, containerization (Docker/Kubernetes), Leadership, Greenfield development experience
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        Build your future with Sovos. If you're seeking a career where innovation meets impact, you've come to the right place. As a global leader, Sovos is transforming tax compliance from a business requirement to a force for growth while revolutionising how businesses navigate the ever-changing regulatory landscape. At Sovos, we're dedicated to more than just solving compliance challenges we're committed to making a positive and lasting difference in everything we do. Our teams operate on the modern edge of digital technology, working not only to solve complex business challenges but also to enrich our personal, professional, and local communities. Our purpose-built systems provide the tools you need to thrive in a world where governments demand increased visibility, faster reporting and greater control over business processes. Excited about the possibilities? So are we!
        Build your future with Sovos. If you're seeking a career where innovation meets impact, you've come to the right place. As a global leader, Sovos is transforming tax compliance from a business requirement to a force for growth while revolutionising how businesses navigate the ever-changing regulatory landscape. At Sovos, we're dedicated to more than just solving compliance challenges we're committed to making a positive and lasting difference in everything we do. Our teams operate on the modern edge of digital technology, working not only to solve complex business challenges but also to enrich our personal, professional, and local communities. Our purpose-built systems provide the tools you need to thrive in a world where governments demand increased visibility, faster reporting and greater control over business processes. Excited about the possibilities? So are we!
        more
        Define Architectural Strategy: Use strong system and API design skills to make decisive architectural choices, ensuring our solutions are robust, scalable, and efficient
        Define Architectural Strategy: Use strong system and API design skills to make decisive architectural choices, ensuring our solutions are robust, scalable, and efficient
        more
        Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and all-things-digital solutions, is looking for a Technical Support Engineer to join our dynamic team. 9:00 - 18:00 in UK time zone - 9:00 - 18:00 in US EAST time zone - What You Will Do * Help customers by answering their toughest technical questions * Provide technical support to customers using email, chat, and Zoom * Handle multiple concurrent issues with varying severity, making sure that they are responded to within the established SLAs * Focus on accelerating investigations and minimizing support ticket resolution times via live Zoom calls * Troubleshoot logs to identify errors/exceptions and their root cause * Act as Incident Commander during service incidents and maintain updates on the Status page
        Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and all-things-digital solutions, is looking for a Technical Support Engineer to join our dynamic team. 9:00 - 18:00 in UK time zone - 9:00 - 18:00 in US EAST time zone - What You Will Do * Help customers by answering their toughest technical questions * Provide technical support to customers using email, chat, and Zoom * Handle multiple concurrent issues with varying severity, making sure that they are responded to within the established SLAs * Focus on accelerating investigations and minimizing support ticket resolution times via live Zoom calls * Troubleshoot logs to identify errors/exceptions and their root cause * Act as Incident Commander during service incidents and maintain updates on the Status page
        more
        Team: Engineering Country: United Kingdom - Remote Work Available: Yes - Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $2B in revenue in our last fiscal year with extensive growth potential ahead. At the heart of Veeva are our values: Do the Right Thing, Customer Success, Employee Success, and Speed. We're not just any public company we made history in 2021 by becoming a public benefit corporation (PBC), legally bound to balancing the interests of customers, employees, society, and investors. As a Work Anywhere company, we support your flexibility to work from home or in the office, so you can thrive in your ideal environment. Join us in transforming the life sciences industry, committed to making a p
        Team: Engineering Country: United Kingdom - Remote Work Available: Yes - Veeva Systems is a mission-driven organization and pioneer in industry cloud, helping life sciences companies bring therapies to patients faster. As one of the fastest-growing SaaS companies in history, we surpassed $2B in revenue in our last fiscal year with extensive growth potential ahead. At the heart of Veeva are our values: Do the Right Thing, Customer Success, Employee Success, and Speed. We're not just any public company we made history in 2021 by becoming a public benefit corporation (PBC), legally bound to balancing the interests of customers, employees, society, and investors. As a Work Anywhere company, we support your flexibility to work from home or in the office, so you can thrive in your ideal environment. Join us in transforming the life sciences industry, committed to making a p
        more
        About Ticketer - Ticketer has grown to become the UKs market leader in smart electronic ticketing technology across the public transport sector. Our software enables passengers to use the latest payment technologies, whilst providing operators with real-time performance insights to improve efficiency, service levels, and profitability. An exciting opportunity has opened up for a Senior Software Engineer to join our development team to deliver industry leading functionality. This role will suit an enthusiastic and skilled individual with excellent communication skills, who loves to make a difference. The successful candidate would be working on real world systems with significant impact. * Back-end: Engineer scalable back-end architectures and communications protocols to support our mobile device systems.
        About Ticketer - Ticketer has grown to become the UKs market leader in smart electronic ticketing technology across the public transport sector. Our software enables passengers to use the latest payment technologies, whilst providing operators with real-time performance insights to improve efficiency, service levels, and profitability. An exciting opportunity has opened up for a Senior Software Engineer to join our development team to deliver industry leading functionality. This role will suit an enthusiastic and skilled individual with excellent communication skills, who loves to make a difference. The successful candidate would be working on real world systems with significant impact. * Back-end: Engineer scalable back-end architectures and communications protocols to support our mobile device systems.
        more
        Are you ready to shape the future of customer experience? At KCOM, were looking for a Salesforce Software Engineer to help us deliver a seamless, digital-first journey for our customers. Youll play a key role in developing and enhancing our strategic CRM and integration platform, ensuring it meets business needs while driving innovation and automation. If youre passionate about problem-solving, building scalable solutions, and empowering users, this is your chance to make an impact. Salary Up to £40,000 per annum dependant on experience - Location Hull, Carr Lane, 2 days office based minimum - Advert Closing Date 17th December 2025 - We may close the advert early if we receive strong interest, so dont wait! Interview Dates - To be confirmed after advert closing date - What Youll Be Doing * Design and build bespoke applications and features using Salesforce tools and l
        Are you ready to shape the future of customer experience? At KCOM, were looking for a Salesforce Software Engineer to help us deliver a seamless, digital-first journey for our customers. Youll play a key role in developing and enhancing our strategic CRM and integration platform, ensuring it meets business needs while driving innovation and automation. If youre passionate about problem-solving, building scalable solutions, and empowering users, this is your chance to make an impact. Salary Up to £40,000 per annum dependant on experience - Location Hull, Carr Lane, 2 days office based minimum - Advert Closing Date 17th December 2025 - We may close the advert early if we receive strong interest, so dont wait! Interview Dates - To be confirmed after advert closing date - What Youll Be Doing * Design and build bespoke applications and features using Salesforce tools and l
        more
        Cloudinary is the Image and Video API platform trusted by millions of developers and over 10,000 companies worldwide.
        Cloudinary is the Image and Video API platform trusted by millions of developers and over 10,000 companies worldwide.
        more
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        What is the average salary for API in Cardiff?

        Average salary per year
        £42,499

        The average salary for a API in Cardiff is £42,499. API in Cardiff salaries range from £32,499 to £55,000.

        Frequently Asked Questions

        How many contract API jobs are there in Cardiff?
        There are 3 contract API jobs within 20 miles of Cardiff available on CWJobs right now.

        What other similar jobs are there to contract API jobs in Cardiff?
        As well as contract API jobs in Cardiff, you can find contract Qa Automation, Quality Assurance, QA Analyst, amongst many others.