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        3 API jobs in Cardiff + 20 miles

        Software Developer, C#, ASP.NET, MVC, COR7327B

        Corriculo Ltd
        Cardiff Gate, CF23
        £55k - 75k per year + Benefits
        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 Developer role sits at the intersection of development leadership and hands-on technical coding and delivery. * Proficiency in JavaScript and Web API
        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 Developer role sits at the intersection of development leadership and hands-on technical coding and delivery. * Proficiency in JavaScript and Web API
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        NEW

        14 exact matches jobs are outside your preferred location

        Software Engineer

        JAM Recruitment Ltd
        Ashton, BS3 2HQ
        £650 - £745 per day + Umbrella, inside IR35
        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).
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        NEW

        Senior Software Engineer (PHP, Typescript) - Trading

        Hargreaves Lansdown
        BS1, Bristol
        £60000 - £80000 per annum + Pension, Bonus etc
        Principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. * Third party API services integration experience.
        Principles of RESTful API development, including structuring, documenting, versioning, testing and stubbing/mocking. * Third party API services integration experience.
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        NEWFEATURED
        The Head of Application and Product Security is a strategic leadership role responsible for safeguarding the application landscape and digital products within HL. This pivotal position ensures that security is embedded throughout the software development lifecycle and product innovation pipeline, providing assurance to clients, regulators, and stakeholders during a period of significant digital transformation and on an ongoing basis. The role will champion secure-by-default/design principles, drive security best practices, and lead a high-performing team in the context of ambitious cloud adoption, agile delivery, and regulatory evolution. The role balances strategic vision with operational oversight, ensuring security resilience and enabling the firm's growth aspirations. What you'll be doing * Provide strategic leadership, direction and vision for all aspects of ...
        The Head of Application and Product Security is a strategic leadership role responsible for safeguarding the application landscape and digital products within HL. This pivotal position ensures that security is embedded throughout the software development lifecycle and product innovation pipeline, providing assurance to clients, regulators, and stakeholders during a period of significant digital transformation and on an ongoing basis. The role will champion secure-by-default/design principles, drive security best practices, and lead a high-performing team in the context of ambitious cloud adoption, agile delivery, and regulatory evolution. The role balances strategic vision with operational oversight, ensuring security resilience and enabling the firm's growth aspirations. What you'll be doing * Provide strategic leadership, direction and vision for all aspects of ...
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        NEWFEATURED
        2025-07-30T00:00:00.000Z - Bath - Group Finance - The Finance systems team are a trusted business partner providing expert support and credible data to enable reliable decision making and external reporting. We do this in a sustainable way. We focus on core systems admin and controls whilst delivering on strategic system based projects that lead to efficiency, data and process improvements. What you'll be doing - We're looking for a Finance Systems Project Lead to guide the implementation, integration, and optimization of financial systems, leading on projects from conception through to delivery, ensuring agreement on strategic goals and stakeholder requirements. Through collaboration with the Head of Finance Systems, you will build the finance vision through coordination of projects, mapping each integration to the transformation strategy.
        2025-07-30T00:00:00.000Z - Bath - Group Finance - The Finance systems team are a trusted business partner providing expert support and credible data to enable reliable decision making and external reporting. We do this in a sustainable way. We focus on core systems admin and controls whilst delivering on strategic system based projects that lead to efficiency, data and process improvements. What you'll be doing - We're looking for a Finance Systems Project Lead to guide the implementation, integration, and optimization of financial systems, leading on projects from conception through to delivery, ensuring agreement on strategic goals and stakeholder requirements. Through collaboration with the Head of Finance Systems, you will build the finance vision through coordination of projects, mapping each integration to the transformation strategy.
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        What you'll be doing - We're looking for a Finance Systems Project Lead to guide the implementation, integration, and optimization of financial systems, leading on projects from conception through to delivery, ensuring agreement on strategic goals and stakeholder requirements. Through collaboration with the Head of Finance Systems, you will build the finance vision through coordination of projects, mapping each integration to the transformation strategy. Following approved requirements and specifications you will also oversee integration projects across existing financial systems and leading end-to-end implementation of new financial systems. Experience that will put you ahead of the curve * Part Qualified or Qualified CIMA/ACCA * Experience as a Netsuite System Administrator. * Experience in systems and project management.
        What you'll be doing - We're looking for a Finance Systems Project Lead to guide the implementation, integration, and optimization of financial systems, leading on projects from conception through to delivery, ensuring agreement on strategic goals and stakeholder requirements. Through collaboration with the Head of Finance Systems, you will build the finance vision through coordination of projects, mapping each integration to the transformation strategy. Following approved requirements and specifications you will also oversee integration projects across existing financial systems and leading end-to-end implementation of new financial systems. Experience that will put you ahead of the curve * Part Qualified or Qualified CIMA/ACCA * Experience as a Netsuite System Administrator. * Experience in systems and project management.
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        Fitch GroupInformation Services - United Kingdom , LondonApply Now - Fitch Group is currently seeking an Associate Director Emp. Experience and Risk Technology based out of our London office. As a leading, global financial information services provider, Fitch Group delivers vital credit and risk insights, robust data, and dynamic tools to champion more efficient, transparent financial markets. With over 100 years of experience and colleagues in over 30 countries, Fitch Groups culture of credibility, independence, and transparency is embedded throughout its structure, which includes Fitch Ratings, one of the worlds top three credit ratings agencies, and Fitch Solutions, a leading provider of insights, data and analytics. With dual headquarters in London and New York, Fitch Group is owned by Hearst. Fitch's Technology & Data Team is a dynamic department where innovation
        Fitch GroupInformation Services - United Kingdom , LondonApply Now - Fitch Group is currently seeking an Associate Director Emp. Experience and Risk Technology based out of our London office. As a leading, global financial information services provider, Fitch Group delivers vital credit and risk insights, robust data, and dynamic tools to champion more efficient, transparent financial markets. With over 100 years of experience and colleagues in over 30 countries, Fitch Groups culture of credibility, independence, and transparency is embedded throughout its structure, which includes Fitch Ratings, one of the worlds top three credit ratings agencies, and Fitch Solutions, a leading provider of insights, data and analytics. With dual headquarters in London and New York, Fitch Group is owned by Hearst. Fitch's Technology & Data Team is a dynamic department where innovation
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        You'll be working with a team team of highly skilled and successful claims experts as well as our new and innovative, API first claims management system to support in the delivery of a world-leading Claims service to our UK customers while ensuring the business has access to high-quality claims data and fighting fraud.
        You'll be working with a team team of highly skilled and successful claims experts as well as our new and innovative, API first claims management system to support in the delivery of a world-leading Claims service to our UK customers while ensuring the business has access to high-quality claims data and fighting fraud.
        more
        Operating in over 37 markets and 25 currencies, Tillo processes billions in gift card transactions through a single, plug-and-go API, powering rewards and incentives for the worlds leading businesses.
        Operating in over 37 markets and 25 currencies, Tillo processes billions in gift card transactions through a single, plug-and-go API, powering rewards and incentives for the worlds leading businesses.
        more

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        Senior Software Engineer for Southampton based organisation

        Claremont Consulting
        SO14, Southampton
        £55000.00 - £66000.00 per annum + Many benefits, superb pension
        Senior Software Engineer for hybrid IT role with my client's offices being based in Southampton - My client is looking to recruit a Senior Software Engineer with excellent .Net c# developer skills - Working with other members of the team to collaborate to produce high-quality software solutions contributing to and following established development practices. The Technology function is responsible for the delivery of business and technology change including the provision of robust infrastructure and IT service operations - The Technology function brings technology enabled innovation to market by developing relevant, integrated and optimised solutions that are scalable, commercially viable and deliver long-term value aligned to the business strategy. Working as a strategic partner to the business the aim of the departme
        Senior Software Engineer for hybrid IT role with my client's offices being based in Southampton - My client is looking to recruit a Senior Software Engineer with excellent .Net c# developer skills - Working with other members of the team to collaborate to produce high-quality software solutions contributing to and following established development practices. The Technology function is responsible for the delivery of business and technology change including the provision of robust infrastructure and IT service operations - The Technology function brings technology enabled innovation to market by developing relevant, integrated and optimised solutions that are scalable, commercially viable and deliver long-term value aligned to the business strategy. Working as a strategic partner to the business the aim of the departme
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        NEW

        Software Engineer

        Euro Projects Recruitment
        Pixham, WR5
        From £55,000 to £65,000 per annum + lots of work from home available
        You might currently be a Software Engineer, Software Developer, or Software Development Engineer looking for a role with more flexibility, cutting-edge projects, and long-term career prospects. Were looking for a Software Engineer (C/C++) to join our team developing industry-leading data acquisition, automation, and data management platforms. This Software Engineer job is commutable from Kidderminster, Worcester, Birmingham, Hereford, Redditch, Tewkesbury, Evesham, Ledbury, Stourbridge, Cheltenham, Gloucester, Stratford-upon-Avon. * Work for an established, innovative software company thats part of a global tech group. Our software supports engineering R&D in areas such as fuel cells, batteries, propulsion systems, and next-generation technology. * De
        You might currently be a Software Engineer, Software Developer, or Software Development Engineer looking for a role with more flexibility, cutting-edge projects, and long-term career prospects. Were looking for a Software Engineer (C/C++) to join our team developing industry-leading data acquisition, automation, and data management platforms. This Software Engineer job is commutable from Kidderminster, Worcester, Birmingham, Hereford, Redditch, Tewkesbury, Evesham, Ledbury, Stourbridge, Cheltenham, Gloucester, Stratford-upon-Avon. * Work for an established, innovative software company thats part of a global tech group. Our software supports engineering R&D in areas such as fuel cells, batteries, propulsion systems, and next-generation technology. * De
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        NEW

        Oracle APEX Solutions Engineer

        JAM Recruitment Ltd
        BS16, Bristol, BS16 1EJ
        £400 - £500 per day + Umbrella, inside IR35
        We're looking for an experienced Oracle APEX specialist to join a major defence programme, delivering digital solutions that directly support the UK naval fleet. * Shaping technical solutions from requirements through to delivery. * Building innovative applications using Oracle APEX, with efficient and reusable design. * Collaborating with BAs, PMs, DBAs, and infrastructure teams to deliver effective solutions. * Proven track record in Oracle APEX application development. Bristol, Leicester, or Plymouth (2 days per week onsite) £400 - £500 per day (Inside IR35) 6-month contract - Active SC clearance required (used within the last 12 months) The Opportunity - This is a chance to apply your expertise in a role that combines technical leadership, hands-on development, an
        We're looking for an experienced Oracle APEX specialist to join a major defence programme, delivering digital solutions that directly support the UK naval fleet. * Shaping technical solutions from requirements through to delivery. * Building innovative applications using Oracle APEX, with efficient and reusable design. * Collaborating with BAs, PMs, DBAs, and infrastructure teams to deliver effective solutions. * Proven track record in Oracle APEX application development. Bristol, Leicester, or Plymouth (2 days per week onsite) £400 - £500 per day (Inside IR35) 6-month contract - Active SC clearance required (used within the last 12 months) The Opportunity - This is a chance to apply your expertise in a role that combines technical leadership, hands-on development, an
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        NEW
        If you are an experienced Lead Software Engineer with a passion for building scalable solutions and want your skills to make a difference, we would love to hear from you. They are now seeking a Lead Software Engineerto play a pivotal role in rebuilding and modernising their software environment. * Mentor and guide software engineers, fostering collaboration and high performance. * Lead the design, development, and implementation of modern, web-based applications. * Proven experience in software development with expertise in C#,.NET,Azure, andSQL. Are you ready to use your technical expertise to help transform services that directly improve lives across the UK? Our client provides emergency accommodation and support services to the UK'
        If you are an experienced Lead Software Engineer with a passion for building scalable solutions and want your skills to make a difference, we would love to hear from you. They are now seeking a Lead Software Engineerto play a pivotal role in rebuilding and modernising their software environment. * Mentor and guide software engineers, fostering collaboration and high performance. * Lead the design, development, and implementation of modern, web-based applications. * Proven experience in software development with expertise in C#,.NET,Azure, andSQL. Are you ready to use your technical expertise to help transform services that directly improve lives across the UK? Our client provides emergency accommodation and support services to the UK'
        more
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        Senior .Net Developer

        Invitise Ltd
        M1, Manchester
        From £50,000 to £60,000 per annum + Excellent Benefits
        Senior Software Engineer, Senior .Net Developer, Architect, tire, design, .net Architect, software Architect, senior software developer, .NET, C#, angular, SQL, AWS, Docker, RabbitMQ, hybrid, Manchester, full stack developer, software engineer, devops, professional services - Were looking for a Senior .Net Developer for our professional services client based in Manchester on a permanent basis, paying between £50,000 to £60,000 per annum + great benefits. This role allows remote working with occasional site visits. Youll be working as part of a small, agile team, helping design and develop internal applications and new products using the latest .NET stack. This is a hands-on full-stack role, ideal for someone who enjoys solving business problems with clean, scalable code and mentoring
        Senior Software Engineer, Senior .Net Developer, Architect, tire, design, .net Architect, software Architect, senior software developer, .NET, C#, angular, SQL, AWS, Docker, RabbitMQ, hybrid, Manchester, full stack developer, software engineer, devops, professional services - Were looking for a Senior .Net Developer for our professional services client based in Manchester on a permanent basis, paying between £50,000 to £60,000 per annum + great benefits. This role allows remote working with occasional site visits. Youll be working as part of a small, agile team, helping design and develop internal applications and new products using the latest .NET stack. This is a hands-on full-stack role, ideal for someone who enjoys solving business problems with clean, scalable code and mentoring
        more
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        Principal Software Engineer

        Copello
        GL50, Cheltenham
        Up to £100,000 per annum Plus benefits
        Copello Global is supporting a confidential client within the defence/technology sector in their search for an experienced Software Engineer to join them in Cheltenham. * Design, build, and maintain secure, scalable software (High Level of UK Government Security Clearance Required) Salary:up to £100k + Benefits - This is an exciting opportunity to work with a global leader on highly impactful mission-critical programmes. The Role * Write, review code, and support CI/CD pipelines * Break down complex features and manage them within Agile workflows * Deliver technical demos to internal and external stakeholders - Skills Required * Proficiency inJava, Python, or JavaScript * Experience withAWS or Azure * Familiarity withJenkins, GitLab, Docker, OpenShift, or Kubernetes * Working knowledge ofSQL, MongoDB, or Elasticsearch
        Copello Global is supporting a confidential client within the defence/technology sector in their search for an experienced Software Engineer to join them in Cheltenham. * Design, build, and maintain secure, scalable software (High Level of UK Government Security Clearance Required) Salary:up to £100k + Benefits - This is an exciting opportunity to work with a global leader on highly impactful mission-critical programmes. The Role * Write, review code, and support CI/CD pipelines * Break down complex features and manage them within Agile workflows * Deliver technical demos to internal and external stakeholders - Skills Required * Proficiency inJava, Python, or JavaScript * Experience withAWS or Azure * Familiarity withJenkins, GitLab, Docker, OpenShift, or Kubernetes * Working knowledge ofSQL, MongoDB, or Elasticsearch
        more
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        Desktop Software Engineer - C# WPF

        ZENOVO LTD
        Little Stoke, BS34 6JT
        Up to £65,000 (Depending on Experience)
        Job Title: Desktop Software Engineer On behalf of a key client in Bristol, we are looking for a Software Developer to design and develops high-performance communication software capable of interfacing with various systems, leveraging functional specifications and appropriate engineering tools. Whist implementing robust and reliable software solutions, you will be contributing to reliability analysis by performing risk assessments and FMEAs through data analysis, and defining system-level testing requirements. * Proficient in software development utilizing C#, the .NET Framework, and .NET technologies. * Develop and design software solutions to implement product changes and enable new product offerings. * Create and implement software for interface and communication systems. * Design, develop, and execute unit tests to ensure software quality and reliability.
        Job Title: Desktop Software Engineer On behalf of a key client in Bristol, we are looking for a Software Developer to design and develops high-performance communication software capable of interfacing with various systems, leveraging functional specifications and appropriate engineering tools. Whist implementing robust and reliable software solutions, you will be contributing to reliability analysis by performing risk assessments and FMEAs through data analysis, and defining system-level testing requirements. * Proficient in software development utilizing C#, the .NET Framework, and .NET technologies. * Develop and design software solutions to implement product changes and enable new product offerings. * Create and implement software for interface and communication systems. * Design, develop, and execute unit tests to ensure software quality and reliability.
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        Software Engineering Manager - Core Wealth Services

        Hargreaves Lansdown
        London
        Up to £125000 per annum + Generous Bonus, Pension & PMI
        As a Software Engineering Manager, you'll lead a backend engineering team to deliver secure, scalable, and high-impact solutions. * Strong software engineering background (Java / TypeScript / cloud-native systems). In our Leadership & Cultural Fit section, in this live, interactive session, you'll step into the role of an Engineering Manager overseeing a legacy Java system. We're building the next generation platform for one of the UK's largest financial services companies, trusted by over 1.8 million clients and managing £130+ billion in assets. All development within Core Wealth Services is greenfield. Core Wealth Services forms the backbone of our investment platform, managing the essential business logic and proce
        As a Software Engineering Manager, you'll lead a backend engineering team to deliver secure, scalable, and high-impact solutions. * Strong software engineering background (Java / TypeScript / cloud-native systems). In our Leadership & Cultural Fit section, in this live, interactive session, you'll step into the role of an Engineering Manager overseeing a legacy Java system. We're building the next generation platform for one of the UK's largest financial services companies, trusted by over 1.8 million clients and managing £130+ billion in assets. All development within Core Wealth Services is greenfield. Core Wealth Services forms the backbone of our investment platform, managing the essential business logic and proce
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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 API jobs are there in Cardiff?
        There are 3 API jobs within 20 miles of Cardiff available on CityJobs right now.

        What other similar jobs are there to API jobs in Cardiff?
        As well as API jobs in Cardiff, you can find IT, Software Development, Management, amongst many others.

        How many temporary and part-time API jobs are available in Cardiff?
        There are 0 temporary API jobs and 2 part-time API jobs available in Cardiff at the moment.