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        Southampton
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        See all jobs in Hampshire

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        Last 14 days
        343

        45 API jobs in Hampshire + 20 miles

        Senior Software Engineer

        Bright Purple Resourcing
        Southampton, Hampshire, SO1
        Up to £80,000
        Are you ready to put your technical expertise to work in transforming services that directly improve lives across the UK? Our client provides emergency accommodation and vital support for some of the countrys most vulnerable people including survivors of domestic abuse, refugees, and individuals seeking asylum. Their mission is to create safe environments and deliver innovative solutions that protect and empower those most in need. They are now looking for a Senior Software Engineerto take a key role in rebuilding and modernising their software landscape. This is a unique opportunity to shape critical systems that underpin essential frontline services. Whats on Offer * Fully remote within the UK * Salary up to £80,000 * 33 days annual leave * Pension & healthcare * A role with genuine social impact * A supportive, mission-driven workplace
        Are you ready to put your technical expertise to work in transforming services that directly improve lives across the UK? Our client provides emergency accommodation and vital support for some of the countrys most vulnerable people including survivors of domestic abuse, refugees, and individuals seeking asylum. Their mission is to create safe environments and deliver innovative solutions that protect and empower those most in need. They are now looking for a Senior Software Engineerto take a key role in rebuilding and modernising their software landscape. This is a unique opportunity to shape critical systems that underpin essential frontline services. Whats on Offer * Fully remote within the UK * Salary up to £80,000 * 33 days annual leave * Pension & healthcare * A role with genuine social impact * A supportive, mission-driven workplace
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        Database Engineer

        Grundon
        Wallingford, Oxfordshire, OX10 6LX
        up to 40k DOE
        At Grundon, we are on the lookout for a dynamic, passionate, and driven individual to join our Data team based in Benson. Reporting into the Head of IT/ Finance Director you will play a key role in driving our mission forward managing and optimising the organisation’s data warehouse to ensure high performance, reliability, and accessibility. This role will progressively encompass the design and development of a new data warehouse, along with the structured oversight of its migration process. Working closely within a cross-functional team, you will help translate business requirements into effective data solutions that drive informed, data-driven decision-making across the organisation. Please note as part of this role you will be required to attend to the office a minimum of 3 days each week - What will you do
        At Grundon, we are on the lookout for a dynamic, passionate, and driven individual to join our Data team based in Benson. Reporting into the Head of IT/ Finance Director you will play a key role in driving our mission forward managing and optimising the organisation’s data warehouse to ensure high performance, reliability, and accessibility. This role will progressively encompass the design and development of a new data warehouse, along with the structured oversight of its migration process. Working closely within a cross-functional team, you will help translate business requirements into effective data solutions that drive informed, data-driven decision-making across the organisation. Please note as part of this role you will be required to attend to the office a minimum of 3 days each week - What will you do
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        FEATURED

        Data Engineer

        Neptune (Europe) Ltd
        Freshbrook, Swindon (SN5), SN5 8YG
        Competitive plus benefits
        At Neptune, we believe great technology starts with great people - and great decisions start with great data. From managing stock and inventory to understanding our customers, data drives everything we do. We're looking for a Data Engineer to help shape how we collect, structure, and use data across the business. You'll play a key role in delivering reliable, high-quality datasets that power smarter, faster decisions every day. This is a hands-on role where you'll design and maintain the data pipelines, integrations, and platforms that keep Neptune's data accurate, accessible, and secure. Your Key Responsibilities * Design, build, and maintain robust ETL pipelines to efficiently extract, transform, and load data from multiple sources. * Develop and optimise SQL queries, stored procedures, and database scripts to deliver high-performance data processing.
        At Neptune, we believe great technology starts with great people - and great decisions start with great data. From managing stock and inventory to understanding our customers, data drives everything we do. We're looking for a Data Engineer to help shape how we collect, structure, and use data across the business. You'll play a key role in delivering reliable, high-quality datasets that power smarter, faster decisions every day. This is a hands-on role where you'll design and maintain the data pipelines, integrations, and platforms that keep Neptune's data accurate, accessible, and secure. Your Key Responsibilities * Design, build, and maintain robust ETL pipelines to efficiently extract, transform, and load data from multiple sources. * Develop and optimise SQL queries, stored procedures, and database scripts to deliver high-performance data processing.
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        Fixed Term - Logistics - Havant - About the Role - Salary: £52,000 £60,000 + Excellent Benefits - Working Pattern: 37.5 hours per week | 4 day working week Monday to Thursday | Remote working but required to come to the office when needed. Location: Havant, Portsmouth. Here at Lockheed Martin we are seeking a Logistics Software Engineer to enhance its software development capability and provide ongoing support for a suite of applications used by both internal stakeholders and Ministry of Defence (MoD) customers. This role requires an experienced and innovative professional who can assume ownership of both new and existing development projects. The successful candidate will be capable of defining technical requirements, managing development tasks, and delivering high-quality software solutions that meet or exceed customer expectations. Key Responsibilities
        Fixed Term - Logistics - Havant - About the Role - Salary: £52,000 £60,000 + Excellent Benefits - Working Pattern: 37.5 hours per week | 4 day working week Monday to Thursday | Remote working but required to come to the office when needed. Location: Havant, Portsmouth. Here at Lockheed Martin we are seeking a Logistics Software Engineer to enhance its software development capability and provide ongoing support for a suite of applications used by both internal stakeholders and Ministry of Defence (MoD) customers. This role requires an experienced and innovative professional who can assume ownership of both new and existing development projects. The successful candidate will be capable of defining technical requirements, managing development tasks, and delivering high-quality software solutions that meet or exceed customer expectations. Key Responsibilities
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        Lead PHP Developer

        Rise Technical Recruitment Limited
        Swindon (SN1)
        £55000.00 - £65000.00 per annum + Bonus + Progression
        Swindon (Hybrid - 3 days per-week) £55,000 - £65,000 + Bonus + Progression + Pension - An excellent opportunity awaits a Software Developer with strong PHP experience to join a growing technology-first business. The role offers technical variety, ownership and clear progression opportunities. This company is an established but expanding B2B business, with technology as its key differentiator they're looking to further grow and diversify their SaaS solutions offering. In this role, you'll take ownership of both new and existing systems, maintaining legacy code where needed while leading the design and development of new solutions. You'll work closely with the Head of Software to align on technical direction, while taking the hands-on lead in building and improving Laravel-based applications, managing APIs and third-party integrations.
        Swindon (Hybrid - 3 days per-week) £55,000 - £65,000 + Bonus + Progression + Pension - An excellent opportunity awaits a Software Developer with strong PHP experience to join a growing technology-first business. The role offers technical variety, ownership and clear progression opportunities. This company is an established but expanding B2B business, with technology as its key differentiator they're looking to further grow and diversify their SaaS solutions offering. In this role, you'll take ownership of both new and existing systems, maintaining legacy code where needed while leading the design and development of new solutions. You'll work closely with the Head of Software to align on technical direction, while taking the hands-on lead in building and improving Laravel-based applications, managing APIs and third-party integrations.
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        PREMIUM
        Are you a seasoned IT professional ready to take the lead on shaping robust, scalable, and secure technical solutions? We're looking for an IT Infrastructure Lead to drive architectural consistency, technical excellence, and delivery best practices across our IT function. About the Role - As our IT Technical Lead, you'll be at the heart of our technology ecosystem-bridging infrastructure, application development, service delivery, and cybersecurity. You'll play a pivotal role in guiding the design and implementation of end-to-end solutions, acting as a senior technical authority and trusted advisor to both IT and business teams. This role is hands-on when it needs to be, offering a unique blend of strategic influence and technical depth. From resolving complex incidents to shaping future-ready architectures, your contribution will be key to our IT evolution.
        Are you a seasoned IT professional ready to take the lead on shaping robust, scalable, and secure technical solutions? We're looking for an IT Infrastructure Lead to drive architectural consistency, technical excellence, and delivery best practices across our IT function. About the Role - As our IT Technical Lead, you'll be at the heart of our technology ecosystem-bridging infrastructure, application development, service delivery, and cybersecurity. You'll play a pivotal role in guiding the design and implementation of end-to-end solutions, acting as a senior technical authority and trusted advisor to both IT and business teams. This role is hands-on when it needs to be, offering a unique blend of strategic influence and technical depth. From resolving complex incidents to shaping future-ready architectures, your contribution will be key to our IT evolution.
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        Embedded Software Engineer

        Morson Edge
        The Airport, Portsmouth (PO3), PO3
        £48.59 - 65.00 per hour + Inside IR35
        Portsmouth (hybrid working 3 days onsite per week, 2 days from home) – 6 month duration – Pay rate £48.59 p/h PAYE (£55.65 p/h including holiday pay) or £65 p/h Umbrella - We are looking for an Embedded Software Engineer to join our defence clients Software Defined Radio team within the UK System Delivery group. The team is undertaking the design and implementation of a satellite communications Software Defined Radio (SDR) modem. You will be part of a small multi-disciplinary team containing software, system, firmware and infrastructure engineers. There will be scope in the future to work on further developments as project needs arise. You will research and develop aspects of modem products and associated communications systems, using your experience in software within complex systems. Responsibilities
        Portsmouth (hybrid working 3 days onsite per week, 2 days from home) – 6 month duration – Pay rate £48.59 p/h PAYE (£55.65 p/h including holiday pay) or £65 p/h Umbrella - We are looking for an Embedded Software Engineer to join our defence clients Software Defined Radio team within the UK System Delivery group. The team is undertaking the design and implementation of a satellite communications Software Defined Radio (SDR) modem. You will be part of a small multi-disciplinary team containing software, system, firmware and infrastructure engineers. There will be scope in the future to work on further developments as project needs arise. You will research and develop aspects of modem products and associated communications systems, using your experience in software within complex systems. Responsibilities
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        Introduction - Saab UK is part of Scandinavia's largest defence company, bringing together the best of Swedish and British innovation. Saab offers world-leading solutions and services in defence, aviation, space, and civil security to keep people and society safe. Our UK presence has been growing at pace, meaning we can offer a wide range of opportunities for personal fulfilment and career growth. We currently employ over 600 people across eight sites in the UK, and our specialisations include software engineering, underwater robotics, radars, AI, and armed forces training. Explore a wealth of possibilities. Take on challenges, create smart inventions, and grow beyond. This is a place for curious minds, brave pioneers, and everyone in between. Together, we achieve the extraordinary, each bringing our unique perspectives. Your part matters.
        Introduction - Saab UK is part of Scandinavia's largest defence company, bringing together the best of Swedish and British innovation. Saab offers world-leading solutions and services in defence, aviation, space, and civil security to keep people and society safe. Our UK presence has been growing at pace, meaning we can offer a wide range of opportunities for personal fulfilment and career growth. We currently employ over 600 people across eight sites in the UK, and our specialisations include software engineering, underwater robotics, radars, AI, and armed forces training. Explore a wealth of possibilities. Take on challenges, create smart inventions, and grow beyond. This is a place for curious minds, brave pioneers, and everyone in between. Together, we achieve the extraordinary, each bringing our unique perspectives. Your part matters.
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        Lead Data Support Analyst

        RNLI
        Furzey Island, Poole (BH15), BH15
        £41242 - £48520 per annum
        Practical knowledge of data platforms such as Power BI, Databricks, Azure Service Bus, SnapLogic, and API gateways
        Practical knowledge of data platforms such as Power BI, Databricks, Azure Service Bus, SnapLogic, and API gateways
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        NEW
        Neos Networks offers alternative working arrangements that give employees some flexibility, including office, home and hybrid working. Base location: Havant with hybrid working 2 days per week in the office - Salary: £ to £69,600 dep on experience + performance related bonus + a range of other benefits to support your family, finances, and wellbeing. Working Pattern: Permanent Full time 37 hours per week - Role Purpose - The Application Support Engineer delivers operational and administrative support for Neos Networks monitoring and service management platforms, primarily Splunk and ServiceNow. Key responsibilities include maintaining dashboards that visualise network health, managing data ingestion from infrastructure devices (e.g. switches, routers, firewalls, Power & Environmental services, etc), scripting automation to enhance alerting and response, and supporting
        Neos Networks offers alternative working arrangements that give employees some flexibility, including office, home and hybrid working. Base location: Havant with hybrid working 2 days per week in the office - Salary: £ to £69,600 dep on experience + performance related bonus + a range of other benefits to support your family, finances, and wellbeing. Working Pattern: Permanent Full time 37 hours per week - Role Purpose - The Application Support Engineer delivers operational and administrative support for Neos Networks monitoring and service management platforms, primarily Splunk and ServiceNow. Key responsibilities include maintaining dashboards that visualise network health, managing data ingestion from infrastructure devices (e.g. switches, routers, firewalls, Power & Environmental services, etc), scripting automation to enhance alerting and response, and supporting
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        Job Description * Wireless (Aruba/Cisco wireless, RF design, site surveys, WPA2/3 Enterprise, integration with NAC) * EVPN/VXLAN (data center fabrics, MP-BGP, route types, spine-leaf design, segmentation) * Network Access Control (NAC) (Cisco ISE or Aruba ClearPass, 802.1X/MAB, posture assessment, guest/BYOD workflows) * Network Automation / NetDevOps (Python, Ansible/Nornir, CI/CD pipelines, Source of Truth [Nautobot/NetBox], vendor APIs) If you have experience in any of these specialist tracks, even just one, we encourage you to apply. * Provide SME input to core networking technologies for operational and project delivery purposes * Act as a technical lead in all Network & Communication activities, working closely with connectivity partners and third-party suppliers * Proactively review the Network & Communications infrastructure to identify opportunities for conti
        Job Description * Wireless (Aruba/Cisco wireless, RF design, site surveys, WPA2/3 Enterprise, integration with NAC) * EVPN/VXLAN (data center fabrics, MP-BGP, route types, spine-leaf design, segmentation) * Network Access Control (NAC) (Cisco ISE or Aruba ClearPass, 802.1X/MAB, posture assessment, guest/BYOD workflows) * Network Automation / NetDevOps (Python, Ansible/Nornir, CI/CD pipelines, Source of Truth [Nautobot/NetBox], vendor APIs) If you have experience in any of these specialist tracks, even just one, we encourage you to apply. * Provide SME input to core networking technologies for operational and project delivery purposes * Act as a technical lead in all Network & Communication activities, working closely with connectivity partners and third-party suppliers * Proactively review the Network & Communications infrastructure to identify opportunities for conti
        more
        2025-11-26T08:25:42+00:00 - AccelerComm Ltd - FULL_TIME - Department: Software - Employment Type: Permanent - Full Time - Location: Southampton, UK - Reporting To: Chris Rawlings - Description - This is a unique opportunity to join a fast-growing company on the South coast, with international reach. We are looking for a capable, enthusiastic and personable Principal Software Engineer to join our Software & Systems Development Team. This is a hands-on role, which will play an important part in the growth of AccelerComm and its product portfolio. Key Responsibilities * Create designs, write code and corresponding tests in the development and optimisation of real-time software implementations of wireless communication signal processing, using x86 or ARM targets. * Create designs, write code and corresponding tests for high-performance software and APIs for hardware imple
        2025-11-26T08:25:42+00:00 - AccelerComm Ltd - FULL_TIME - Department: Software - Employment Type: Permanent - Full Time - Location: Southampton, UK - Reporting To: Chris Rawlings - Description - This is a unique opportunity to join a fast-growing company on the South coast, with international reach. We are looking for a capable, enthusiastic and personable Principal Software Engineer to join our Software & Systems Development Team. This is a hands-on role, which will play an important part in the growth of AccelerComm and its product portfolio. Key Responsibilities * Create designs, write code and corresponding tests in the development and optimisation of real-time software implementations of wireless communication signal processing, using x86 or ARM targets. * Create designs, write code and corresponding tests for high-performance software and APIs for hardware imple
        more
        2025-11-26T08:41:19+00:00 - AccelerComm Ltd - FULL_TIME - Department: Software - Employment Type: Permanent - Full Time - Location: Southampton, UK - Description - This is a unique opportunity to join a fast-growing company on the South coast, with international reach. We are looking for a capable, enthusiastic and personable Senior Software Engineer to join our Software & Systems Development Team. It's essential that you have some exposure to writing code in C or C++; experience of Matlab and Python is also highly desirable, as is any contributing knowledge of Wireless Communication. This is a hands-on role, which will play an important part in the growth of AccelerComm and its product portfolio. Key Responsibilities * Lead in the development and optimisation of real-time software implementations of wireless communication signal processing, using x86 or ARM targets.
        2025-11-26T08:41:19+00:00 - AccelerComm Ltd - FULL_TIME - Department: Software - Employment Type: Permanent - Full Time - Location: Southampton, UK - Description - This is a unique opportunity to join a fast-growing company on the South coast, with international reach. We are looking for a capable, enthusiastic and personable Senior Software Engineer to join our Software & Systems Development Team. It's essential that you have some exposure to writing code in C or C++; experience of Matlab and Python is also highly desirable, as is any contributing knowledge of Wireless Communication. This is a hands-on role, which will play an important part in the growth of AccelerComm and its product portfolio. Key Responsibilities * Lead in the development and optimisation of real-time software implementations of wireless communication signal processing, using x86 or ARM targets.
        more

        298 exact matches jobs are outside your preferred location

        Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
        Mastercard Developers ( is the primary API platform for Mastercard partners to access a diverse range of payment, data, loyalty, and security APIs. The team is responsible for delivering an experience that ensures developers can quickly find the right API, assess its technical capabilities and integrate it into new and innovative solutions. Act as subject matter expert for Mastercard Developers API Platform and services to support customer integrations on occasion - Proven track record in API based products
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        Product management, within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from discovery through delivery and iteration for Clients API providers. * Define the long-term vision and strategy for API products, focusing on the needs of developers, clinicians, and patients. * Proven experience in product management, ideally within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from
        Product management, within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from discovery through delivery and iteration for Clients API providers. * Define the long-term vision and strategy for API products, focusing on the needs of developers, clinicians, and patients. * Proven experience in product management, ideally within digital services or public sector environments experienced with Apigee (preferred) or similar API management platforms, including API publishing, monitoring, and access control. * Lead the end-to-end product lifecycle for the onboarding service, from
        more
        Extensive knowledge and experience with modern ITSM tools, ITIL and API technologies, solutions, and architectures. * Service Integrations using API based policies
        Extensive knowledge and experience with modern ITSM tools, ITIL and API technologies, solutions, and architectures. * Service Integrations using API based policies
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        PREMIUM
        The successful candidate will demonstrate significant expertise in Microsoft Azure services, Web API, Azure App Service, .NET Core, and Visual Studio. * Design and implement scalable technology solutions using Web API, Azure App Service, and .NET Core to satisfy business requirements and enhance operational efficiency. * Define architectural patterns for microservices and API management. Azure API Development * Develop and maintain APIs using Azure API Management, Web API, and .NET Core to enable secure and efficient integrations. * Ensure API performance, security, and compliance with best practices. * Monitor and optimize application and API performance using Azure Monitor, Application Insights, and Log Analytics. * Expertise in Mic
        The successful candidate will demonstrate significant expertise in Microsoft Azure services, Web API, Azure App Service, .NET Core, and Visual Studio. * Design and implement scalable technology solutions using Web API, Azure App Service, and .NET Core to satisfy business requirements and enhance operational efficiency. * Define architectural patterns for microservices and API management. Azure API Development * Develop and maintain APIs using Azure API Management, Web API, and .NET Core to enable secure and efficient integrations. * Ensure API performance, security, and compliance with best practices. * Monitor and optimize application and API performance using Azure Monitor, Application Insights, and Log Analytics. * Expertise in Mic
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        What is the average salary for API in Hampshire?

        Average salary per year
        £52,499

        The average salary for a API in Hampshire is £52,499. API in Hampshire salaries range from £42,499 to £62,499.

        Frequently Asked Questions

        How many API jobs are there in Hampshire?
        There are 45 API jobs within 20 miles of Hampshire available on CWJobs right now.

        Where in Hampshire are these jobs?
        You can find jobs in Southampton, Fareham, Havant.

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