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        2 Contract API jobs in Cardiff + 20 miles

        Quality Engineer

        Yolk Recruitment
        CF31, Bridgend
        Up to £47398 per annum
        You'll work closely with developers and product colleagues to ensure reliability, security, and performance across our API-driven systems. * Skilled in automated API testing and a programming language (ideally C#).
        You'll work closely with developers and product colleagues to ensure reliability, security, and performance across our API-driven systems. * Skilled in automated API testing and a programming language (ideally C#).
        more

        Senior Test Engineer

        COMPANIES HOUSE
        Cardiff, South Glamorgan, CF14 3UZ
        From £40,398 to £51,398 per annum
        Proven experience designing and automating software tests, ideally in web and API applications. * API * Karate/Rest API
        Proven experience designing and automating software tests, ideally in web and API applications. * API * Karate/Rest API
        more
        NEW

        11 exact matches jobs are outside your preferred location

        Experience with data migration, ETL processes, and API integrations.
        Experience with data migration, ETL processes, and API integrations.
        NEWFEATURED
        Location: UK remote - Division: Ticketmaster - Line Manager: Sr Manager - Network Services - Contract Terms: Permanent, 40 hours per week - The Network Reliability Engineering (NRE) team is a newly established group within our global network team, focused on bringing a software-first approach to network engineering and operations. Our mission is to eliminate manual effort, improve reliability, and enable agility through automation. As a software engineering team, NRE partners closely with the core network team to identify operational challenges and build automation solutions that scale. We also collaborate with other software engineering teams within the infrastructure group to deliver end-to-end tooling and services. The team plays a critical role in evolving the way networks are managedleveraging automation frameworks, observability tools, and SRE best practices to
        Location: UK remote - Division: Ticketmaster - Line Manager: Sr Manager - Network Services - Contract Terms: Permanent, 40 hours per week - The Network Reliability Engineering (NRE) team is a newly established group within our global network team, focused on bringing a software-first approach to network engineering and operations. Our mission is to eliminate manual effort, improve reliability, and enable agility through automation. As a software engineering team, NRE partners closely with the core network team to identify operational challenges and build automation solutions that scale. We also collaborate with other software engineering teams within the infrastructure group to deliver end-to-end tooling and services. The team plays a critical role in evolving the way networks are managedleveraging automation frameworks, observability tools, and SRE best practices to
        more
        Become an expert on SkyHives application ecosystem and API or flat file-based integrations * Solid understanding of Cloud-based technologies and SaaS fundamentals * Strong API knowledge (REST) for enterprise integrations
        Become an expert on SkyHives application ecosystem and API or flat file-based integrations * Solid understanding of Cloud-based technologies and SaaS fundamentals * Strong API knowledge (REST) for enterprise integrations
        more
        Binance is a leading global blockchain ecosystem behind the worlds largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world. Binance is looking for an experienced QA Engineer (mid to senior level) to drive and support Integration Testing of our high-performance backend software stack.
        Binance is a leading global blockchain ecosystem behind the worlds largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world. Binance is looking for an experienced QA Engineer (mid to senior level) to drive and support Integration Testing of our high-performance backend software stack.
        more
        As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasnt changed were here to stop breaches, and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. Were also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. Were always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our commu
        As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasnt changed were here to stop breaches, and weve redefined modern security with the worlds most advanced AI-native platform. We work on large scale distributed systems, processing almost 3 trillion events per day and this traffic is growing daily. Our customers span all industries, and they count on CrowdStrike to keep their businesses running, their communities safe and their lives moving forward. Were also a mission-driven company. We cultivate a culture that gives every CrowdStriker both the flexibility and autonomy to own their careers. Were always looking to add talented CrowdStrikers to the team who have limitless passion, a relentless focus on innovation and a fanatical commitment to our customers, our commu
        more
        Apply now - Date: 27 Aug 2025 - Location: London region, GB - 81357 - Power System & Product Development Engineer - This Power System & Product Development Engineer will report to the Network Access Manager and will work within DSO directorate based in our London office. You will be a permanent employee. You will attract a salary of £80,574.00 and a bonus of 3%. This role can also offer blended working after probationary period (6 months) - 3 days in the office and 2 remote - Close Date: 14/09/2025 - We also provide the following additional benefits * 25 Days Annual Leave plus bank holidays. * Reservist Leave - Additional 18 days full pay and 22 unpaid * Personal Pension Plan - Personal contribution rates of 4% or 5% (UK Power Networks will make a corresponding contribution of 8% or 10%) * Tenancy Loan Deposit Scheme, Season Ticket Loan
        Apply now - Date: 27 Aug 2025 - Location: London region, GB - 81357 - Power System & Product Development Engineer - This Power System & Product Development Engineer will report to the Network Access Manager and will work within DSO directorate based in our London office. You will be a permanent employee. You will attract a salary of £80,574.00 and a bonus of 3%. This role can also offer blended working after probationary period (6 months) - 3 days in the office and 2 remote - Close Date: 14/09/2025 - We also provide the following additional benefits * 25 Days Annual Leave plus bank holidays. * Reservist Leave - Additional 18 days full pay and 22 unpaid * Personal Pension Plan - Personal contribution rates of 4% or 5% (UK Power Networks will make a corresponding contribution of 8% or 10%) * Tenancy Loan Deposit Scheme, Season Ticket Loan
        more
        Date: Aug 29, 2025 Company: Location: Dalgety Bay, GB, KY11 9JU - Ingenico is the global leader in payments acceptance solutions. As the trusted technology partner for merchants, banks, acquirers, ISVs, payment aggregators and fintech customers our world-class terminals, solutions and services enable the global ecosystem of payments acceptance. With 40 years of experience, innovation is integral to Ingenicos approach and culture, inspiring our large and diverse community of experts who anticipate and help shape the evolution of commerce worldwide. At Ingenico, trust and sustainability are at the heart of everything we do. Job mission - The role is to support our customers and 3rd party organisations integrate Ingenico payment solutions into their POS payment infrastructure through development, pilot and deployment stages.
        Date: Aug 29, 2025 Company: Location: Dalgety Bay, GB, KY11 9JU - Ingenico is the global leader in payments acceptance solutions. As the trusted technology partner for merchants, banks, acquirers, ISVs, payment aggregators and fintech customers our world-class terminals, solutions and services enable the global ecosystem of payments acceptance. With 40 years of experience, innovation is integral to Ingenicos approach and culture, inspiring our large and diverse community of experts who anticipate and help shape the evolution of commerce worldwide. At Ingenico, trust and sustainability are at the heart of everything we do. Job mission - The role is to support our customers and 3rd party organisations integrate Ingenico payment solutions into their POS payment infrastructure through development, pilot and deployment stages.
        more

        These jobs might also interest you

        Configuration Engineer

        Orion Electrotech Sales
        South East
        £50000 - £60000 per annum, + Company bonus
        Configuration PLM Specialist - Are you a detail-oriented Configuration or PLM professional with a background in aerospace or defence? This is a fantastic opportunity to take ownership of configuration and change management processes for both legacy and new product development. As a Configuration PLM Specialist, youll be responsible for managing the full lifecycle of change and configuration data across engineering disciplines. * Lead the application of aerospace configuration standards across a range of products. * Manage and improve change workflows and configuration baselines using SolidWorks Manage. * Drive continuous improvement in change and configuration processes. * Create configuration management plans tailore
        Configuration PLM Specialist - Are you a detail-oriented Configuration or PLM professional with a background in aerospace or defence? This is a fantastic opportunity to take ownership of configuration and change management processes for both legacy and new product development. As a Configuration PLM Specialist, youll be responsible for managing the full lifecycle of change and configuration data across engineering disciplines. * Lead the application of aerospace configuration standards across a range of products. * Manage and improve change workflows and configuration baselines using SolidWorks Manage. * Drive continuous improvement in change and configuration processes. * Create configuration management plans tailore
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        NEW

        Lead Android Engineer

        Halian Technology Limited
        RG1, Reading
        From £82,000 to £92,000 per annum
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture. * Support and mentor junior engineers, contributing to their growth and the wider community. * Extensive experience in native Android development using Kotlin and Java. * Strong grasp of MVVM, MVP, and modern Android architecture patterns. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to wor
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture. * Support and mentor junior engineers, contributing to their growth and the wider community. * Extensive experience in native Android development using Kotlin and Java. * Strong grasp of MVVM, MVP, and modern Android architecture patterns. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to wor
        more
        NEW
        We're looking for a Cloud Quality Engineer who brings both hands-on automation experience and a deep curiosity for cloud technologies. You'll work closely with engineering teams to define, build, and maintain the tools and systems needed to ensure quality across the SDLC — from test environments to release pipelines. * Build and manage scalable, automated test environments for cloud-native applications. £63k - Package includes, 10% lifestyle allowance, 10% Pension, 30 days holiday, 12-14% Bonus - Hybrid - Once a month in London * Develop tools and utilities to improve test coverage, execution, and reliability. * Design and implement automated test suites using Selenium, Appium, and Python. * Collaborate with DevOps and Engineering teams to integrate testing into CI/CD pipelines. o AWS
        We're looking for a Cloud Quality Engineer who brings both hands-on automation experience and a deep curiosity for cloud technologies. You'll work closely with engineering teams to define, build, and maintain the tools and systems needed to ensure quality across the SDLC — from test environments to release pipelines. * Build and manage scalable, automated test environments for cloud-native applications. £63k - Package includes, 10% lifestyle allowance, 10% Pension, 30 days holiday, 12-14% Bonus - Hybrid - Once a month in London * Develop tools and utilities to improve test coverage, execution, and reliability. * Design and implement automated test suites using Selenium, Appium, and Python. * Collaborate with DevOps and Engineering teams to integrate testing into CI/CD pipelines. o AWS
        more
        As a Principal Software Engineer, you will be able work to recognised industry standards to produce innovative, high quality software products. Principal Software Engineer (PLC) We are looking for a Software Engineer to be involved in designing, developing, and delivering cutting edge systems for the world’s most advanced military submarines. Our client is recruiting a Software Engineer to join the Integrated Systems PMS C&I team to be based at their site at Barrow In Furness, Cumbria. * Proven ability working as a software engineer in a similar or related industries for example Aerospace, Nuclear, Oil and Gas, Rail and Automation. Working within a multi-disciplined team and utilising a variety of tools and programming languages, you
        As a Principal Software Engineer, you will be able work to recognised industry standards to produce innovative, high quality software products. Principal Software Engineer (PLC) We are looking for a Software Engineer to be involved in designing, developing, and delivering cutting edge systems for the world’s most advanced military submarines. Our client is recruiting a Software Engineer to join the Integrated Systems PMS C&I team to be based at their site at Barrow In Furness, Cumbria. * Proven ability working as a software engineer in a similar or related industries for example Aerospace, Nuclear, Oil and Gas, Rail and Automation. Working within a multi-disciplined team and utilising a variety of tools and programming languages, you
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        Lead Android Engineer

        Halian Technology Limited
        RG12, Bracknell
        From £82,000 to £92,000 per annum
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture. * Support and mentor junior engineers, contributing to their growth and the wider community. * Extensive experience in native Android development using Kotlin and Java. * Strong grasp of MVVM, MVP, and modern Android architecture patterns. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to wor
        Halian Technology are searching for an Lead Android Engineerto join our clients forward-thinking mobile team. * Collaborate cross-functionally with iOS Engineers, BAs, QAs, Designers, and UX Specialists. * Champion Android best practices including Accessibility, CI/CD, TDD, and clean architecture. * Support and mentor junior engineers, contributing to their growth and the wider community. * Extensive experience in native Android development using Kotlin and Java. * Strong grasp of MVVM, MVP, and modern Android architecture patterns. Our client isone of the UKs most trusted and innovative omni-channel retailers, where technology and customer experience go hand in hand. If youre passionate about delivering high-quality mobile experiences and want to wor
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        As a principal modeller, you will lead a team of engineers developing models, designing and adding new features into the countermeasure software, solving customer challenges and requirements. * Continuous professional & personal development support - Forming part of our Electronic Warfare Support Group (EWOS), our Countermeasure Development team provide technical advice and support to our customers relating to countermeasure development, engineering support and delivery, as well as supporting internal initiatives relating to innovation and research, projects, training and bid delivery. This opportunity will also expose you to working with our software development team, and the assurance process all releasable software products must follow. You will be responsible for
        As a principal modeller, you will lead a team of engineers developing models, designing and adding new features into the countermeasure software, solving customer challenges and requirements. * Continuous professional & personal development support - Forming part of our Electronic Warfare Support Group (EWOS), our Countermeasure Development team provide technical advice and support to our customers relating to countermeasure development, engineering support and delivery, as well as supporting internal initiatives relating to innovation and research, projects, training and bid delivery. This opportunity will also expose you to working with our software development team, and the assurance process all releasable software products must follow. You will be responsible for
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        PLC Software Engineer Security Cleared - Siemens Berkshire Contract Outside IR35 - £55hr 6 month contract Samuel Frank is recruiting for a Siemens PLC Software Engineer who has current DV level security clearance to work on site in Berkshire for at least 6 months. Key aspects to the PLC Software Engineer position include; * The successful PLC Software Engineer will be responsible for updating, modifying and configuring existing Siemens TIA Portal PLC software and HMIs on the clients site * If youre an experienced Siemens PLC Software Engineer and have
        PLC Software Engineer Security Cleared - Siemens Berkshire Contract Outside IR35 - £55hr 6 month contract Samuel Frank is recruiting for a Siemens PLC Software Engineer who has current DV level security clearance to work on site in Berkshire for at least 6 months. Key aspects to the PLC Software Engineer position include; * The successful PLC Software Engineer will be responsible for updating, modifying and configuring existing Siemens TIA Portal PLC software and HMIs on the clients site * If youre an experienced Siemens PLC Software Engineer and have
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        Systems Engineer

        Prodrive
        Banbury, Oxfordshire, OX16 4XD
        competitive salary plus benefits
        We are looking for a Systems Engineer to take the lead on the Model Based Systems Engineering process, supporting our project teams and working collaboratively with the cross-functional engineering team throughout the project lifecycle, to ensure that our integrated system solutions are engineered to fully satisfy the needs of our customers. * Support the planning and execution of system integration, design verification testing and management of a requirements verification traceability matrix to confirm that the engineered solution meets the requirements and performs as intended. We specialise in active aero systems, intelligent interiors and niche vehicles across automotive, aerospace, defence and marine sectors. Our capabilities span across a wide r
        We are looking for a Systems Engineer to take the lead on the Model Based Systems Engineering process, supporting our project teams and working collaboratively with the cross-functional engineering team throughout the project lifecycle, to ensure that our integrated system solutions are engineered to fully satisfy the needs of our customers. * Support the planning and execution of system integration, design verification testing and management of a requirements verification traceability matrix to confirm that the engineered solution meets the requirements and performs as intended. We specialise in active aero systems, intelligent interiors and niche vehicles across automotive, aerospace, defence and marine sectors. Our capabilities span across a wide r
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        Electronics Design Manager

        Rise Technical Recruitment Limited
        EH47, Bathgate
        £35000 - £45000 per annum + 45p per mile paid for commute + benefits
        Excellent opportunity for an experienced Design Engineer to step up into a Technical Manager role and take ownership of a thriving engineering function. The ideal candidate will bring strong experience in electronics design, PCB layouts, and software development. * Experienced Design Engineer with electronics and PCB design expertise - They design and produce innovative, high-value products for a niche market, exporting worldwide and known for their quality and reliability. With a small, close-knit team and a strong reputation built over decades, the business is now seeking a talented individual to lead the technical side as the current Manager prepares for retirement. In this varied role, you'll be responsible for th
        Excellent opportunity for an experienced Design Engineer to step up into a Technical Manager role and take ownership of a thriving engineering function. The ideal candidate will bring strong experience in electronics design, PCB layouts, and software development. * Experienced Design Engineer with electronics and PCB design expertise - They design and produce innovative, high-value products for a niche market, exporting worldwide and known for their quality and reliability. With a small, close-knit team and a strong reputation built over decades, the business is now seeking a talented individual to lead the technical side as the current Manager prepares for retirement. In this varied role, you'll be responsible for th
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        Commissioning / Applications Engineer (Full Training)

        Rise Technical Recruitment Limited
        South Yorkshire
        £38000.00 - £48000 per annum + Training
        Are you an Installation Engineer, Field Service Engineer or Commissioning Engineer looking to step off the tools and become a highly sought after Applications Engineer, where you will receive full in house training over 12 months to become a product expert working on state of the art machinery for a growing global leader all whilst receiving fantastic company benefits in a close knit team? This role will suit an Installation Engineer, Field Service Engineer or Commissioning Engineer looking to step off the tools and become a highly sought after Applications Engineer, where you will receive full in house training over 12 months to become a product expert working on state of the art machinery for a growing global leader all whilst recei
        Are you an Installation Engineer, Field Service Engineer or Commissioning Engineer looking to step off the tools and become a highly sought after Applications Engineer, where you will receive full in house training over 12 months to become a product expert working on state of the art machinery for a growing global leader all whilst receiving fantastic company benefits in a close knit team? This role will suit an Installation Engineer, Field Service Engineer or Commissioning Engineer looking to step off the tools and become a highly sought after Applications Engineer, where you will receive full in house training over 12 months to become a product expert working on state of the art machinery for a growing global leader all whilst recei
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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 2 contract API jobs within 20 miles of Cardiff available on JustEngineers 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 Engineering, Software Development, Testing, amongst many others.