Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
12 Permanent API jobs in Broadlands, Romsey + 20 miles
)
Drive adoption of cloud-native, API-first, and DevOps practices to accelerate delivery and improve resilience.
Drive adoption of cloud-native, API-first, and DevOps practices to accelerate delivery and improve resilience.
)
React Native Mobile Developer (Bluetooth LE / IoT)
React Native Mobile Developer (Bluetooth LE / IoT)
Hays
Lymington (SO41)
£55000 - £75000 per annum + £60-75k
You'll champion clean and efficient code, embracing integrations with 3rd party API's and implementing user interfaces.
You'll champion clean and efficient code, embracing integrations with 3rd party API's and implementing user interfaces.
)
Mid Level Software Developer
Mid Level Software Developer
Spectrum It Recruitment Limited
Southampton (SO14)
£53000.00 - £60000 per annum + 25 days holiday,
Build next generation solutions for the eCommerce and logistics sector as Mid Level Developer. You'll be working on a greenfield project using modern cloud technologies, developing scalable, high-performance systems that support complex operational processes across multiple regions. Software Developer - Location: Southampton (Hybrid - 3 days per week in office) Salary: £60,000, + benefits - Type: Permanent, Full-time - The role is primarily backend-focused, though there's flexibility to gain frontend exposure for those interested in broadening their technical skillset. You'll work closely with product owners, fellow developers, and the CTO, contributing to design discussions, architecture planning, and implementation of robust, production-ready code. Key Responsibilities * Write clean, well-documented, and tested code across backend and full-stack systems.
Build next generation solutions for the eCommerce and logistics sector as Mid Level Developer. You'll be working on a greenfield project using modern cloud technologies, developing scalable, high-performance systems that support complex operational processes across multiple regions. Software Developer - Location: Southampton (Hybrid - 3 days per week in office) Salary: £60,000, + benefits - Type: Permanent, Full-time - The role is primarily backend-focused, though there's flexibility to gain frontend exposure for those interested in broadening their technical skillset. You'll work closely with product owners, fellow developers, and the CTO, contributing to design discussions, architecture planning, and implementation of robust, production-ready code. Key Responsibilities * Write clean, well-documented, and tested code across backend and full-stack systems.
)
UK Remote (Occasional travel to Glasgow or Reading) * Up to £100,000 per annum (Including car allowance + bonus) * Permanent * Eligibility for SC Clearance Required - Are you an accomplished Dynamics 365 Architect with a passion for designing impactful, enterprise-grade solutions? We are seeking a forward-thinking professional to join a high-performing Microsoft practice, where you will play a pivotal role in the technical design and delivery of secure, scalable Dynamics 365 and Power Platform solutions. This is a remote role based in the UK, with occasional travel required to client sites or team hubs in Glasgow or Reading. Please note that eligibility for SC Clearance is essential. * Salary up to £100,000 with Car allowance and performance-based bonus included * Flexible remote working with occasional hybrid travel
UK Remote (Occasional travel to Glasgow or Reading) * Up to £100,000 per annum (Including car allowance + bonus) * Permanent * Eligibility for SC Clearance Required - Are you an accomplished Dynamics 365 Architect with a passion for designing impactful, enterprise-grade solutions? We are seeking a forward-thinking professional to join a high-performing Microsoft practice, where you will play a pivotal role in the technical design and delivery of secure, scalable Dynamics 365 and Power Platform solutions. This is a remote role based in the UK, with occasional travel required to client sites or team hubs in Glasgow or Reading. Please note that eligibility for SC Clearance is essential. * Salary up to £100,000 with Car allowance and performance-based bonus included * Flexible remote working with occasional hybrid travel
)
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.
)
Software Engineer
Software Engineer
Yoh Solutions Ltd
Southampton (SO16)
From £70,000 to £100,000 per annum Bonus, equity, PMI, pension
Permanent | £75k£100k + Bonus + Equity | Hybrid (Southampton) If your idea of good engineering is squeezing every last cycle out of a CPU, building software that talks to hardware at speed, and solving real wireless signal-processing problems youll probably get on well here. This team designs and builds high-performance software for wireless communication systems 5G, satellite comms, and advanced baseband processing. The real, high-throughput, low-latency kind. Theyre hiring Senior Software Engineers and Principal Software Engineers, depending on depth of experience and appetite for technical leadership. What youll be working on - Youll be turning clever DSP and comms algorithms into real-time production software running on x86 or ARM, and building high-performance APIs that interface with hardware acceleration. * Real-time C/C++ for wireless signal processing
Permanent | £75k£100k + Bonus + Equity | Hybrid (Southampton) If your idea of good engineering is squeezing every last cycle out of a CPU, building software that talks to hardware at speed, and solving real wireless signal-processing problems youll probably get on well here. This team designs and builds high-performance software for wireless communication systems 5G, satellite comms, and advanced baseband processing. The real, high-throughput, low-latency kind. Theyre hiring Senior Software Engineers and Principal Software Engineers, depending on depth of experience and appetite for technical leadership. What youll be working on - Youll be turning clever DSP and comms algorithms into real-time production software running on x86 or ARM, and building high-performance APIs that interface with hardware acceleration. * Real-time C/C++ for wireless signal processing
)
Senior Systems Developer
Senior Systems Developer
Brockenhurst College
Balmerlawn, Brockenhurst (SO42), SO42 7ZE
£46790.00 to £49339.00 per year
Experience in database design, API development, and system integration.
Experience in database design, API development, and system integration.
PREMIUM
Competence with scripting language (Python, JavaScript, or similar) for data analysis and API exploration
Competence with scripting language (Python, JavaScript, or similar) for data analysis and API exploration
Who we are - At MediaKind, we're reshaping the future of streaming videoand we're moving at incredible speed. Our cloud-native, agile technology enables customers to rapidly build, deploy, and scale premium streaming experiences, removing traditional barriers to innovation and growth. Were on a mission to transform how the world watches video: making every moment extraordinary, personalized and valuable for content owners and their consumers. Here, you'll be part of a dynamic team thats redefining how media experiences come to life. Our award winning products simplify complex operations, enabling customersfrom iconic sports brands to innovative broadcasters and content ownersto focus purely on storytelling, and growth. By replacing legacy complexity with cloud-connected solutions, we ensure speed, simplicity, and commercial transparency.
Who we are - At MediaKind, we're reshaping the future of streaming videoand we're moving at incredible speed. Our cloud-native, agile technology enables customers to rapidly build, deploy, and scale premium streaming experiences, removing traditional barriers to innovation and growth. Were on a mission to transform how the world watches video: making every moment extraordinary, personalized and valuable for content owners and their consumers. Here, you'll be part of a dynamic team thats redefining how media experiences come to life. Our award winning products simplify complex operations, enabling customersfrom iconic sports brands to innovative broadcasters and content ownersto focus purely on storytelling, and growth. By replacing legacy complexity with cloud-connected solutions, we ensure speed, simplicity, and commercial transparency.
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
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
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.
154 exact matches jobs are outside your preferred location
)
Senior .Net Integration Developer
Senior .Net Integration Developer
Rise Technical
Maidenhead, Berkshire
£50000.00 - £70000.00 per annum + + Training + Holiday
You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining security, GDPR compliance, and operational reliability. Taking integration leadership, you will design and maintain well-documented financial and third-party integrations built on modern API standards. * Support customers and partners with integration setup and API usage
You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining security, GDPR compliance, and operational reliability. Taking integration leadership, you will design and maintain well-documented financial and third-party integrations built on modern API standards. * Support customers and partners with integration setup and API usage
)
Senior .Net Integration Developer
Senior .Net Integration Developer
Rise Technical Recruitment Limited
Maidenhead (SL6)
£50000.00 - £70000.00 per annum + + Training + Holiday
You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining security, GDPR compliance, and operational reliability. Taking integration leadership, you will design and maintain well-documented financial and third-party integrations built on modern API standards. * Support customers and partners with integration setup and API usage
You will use your expertise in C#/.NET and modern APIs (REST, WebAPI, JSON, OAuth2) to build fault-tolerant, event-driven integrations, support customers and partners with API usage, and deliver clear, high-quality documentation while maintaining security, GDPR compliance, and operational reliability. Taking integration leadership, you will design and maintain well-documented financial and third-party integrations built on modern API standards. * Support customers and partners with integration setup and API usage
PREMIUM
)
Software Engineer (C# .Net & Visual Studio)
Software Engineer (C# .Net & Visual Studio)
TECHNOLOGY RESOURCING LIMITED
Bellfields, Guildford (GU1), GU1
From £40,000 to £51,000 per annum Annual bonus (currently £4.5–6K)
A Breadth of Exciting Projects: From AI-powered analytics and Bluetooth tracking to route optimization and custom API development, youll be solving real-world problems with modern tech.
A Breadth of Exciting Projects: From AI-powered analytics and Bluetooth tracking to route optimization and custom API development, youll be solving real-world problems with modern tech.
)
(SC Cleared) NodeJS Developer - Inside IR35
(SC Cleared) NodeJS Developer - Inside IR35
Sanderson Recruitment
Corsham (SN13), SN13
Up to £500 per day + Inside IR35
TypeScript - strongly typed, enterprise-grade API development
TypeScript - strongly typed, enterprise-grade API development
FEATURED
)
ClearCourse Technical Support Lead (Payments / API / Incident Management) * Analyse API logs, JSON payloads and system behaviour * Confident with API testing, log analysis and monitoring tools
ClearCourse Technical Support Lead (Payments / API / Incident Management) * Analyse API logs, JSON payloads and system behaviour * Confident with API testing, log analysis and monitoring tools
PREMIUM
Strong experience with .NET Core, C#, Entity Framework, and RESTful API development.
Strong experience with .NET Core, C#, Entity Framework, and RESTful API development.
)
Senior Software Engineer - C++
Senior Software Engineer - C++
MaxAd
Causeway, Petersfield (GU31), GU31
£58000.00 - £63000.00 per annum + Excellent Benefits
API fundamentals * Python and Bash
API fundamentals * Python and Bash
)
Monitor Databricks jobs, Azure Service Bus queues, ETL pipelines, and Gravitee API gateways, taking action on alerts and following runbooks - Power BI Service and Gateway, Databricks lakehouse, Azure Service Bus, Gravitee API management, and data observability tooling.
Monitor Databricks jobs, Azure Service Bus queues, ETL pipelines, and Gravitee API gateways, taking action on alerts and following runbooks - Power BI Service and Gateway, Databricks lakehouse, Azure Service Bus, Gravitee API management, and data observability tooling.
)
Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
)
Windsor, UK - Will the role be 100% remote, Hybrid or 100% office? (Mandatory) Hybrid (visit to office once every week) to begin with - Is BGC required to completed before joining?(Y/N) * Participate in refining and scoping upcoming sprint work. * Assist solution architects with technical design and breaking down complex tasks. * Accountable for timely delivery of assigned tickets, meeting acceptance criteria. * Conduct spikes/investigations into innovative technologies for future project viability. * Ensure teammates' work meets code quality standards through reviews. * Coordinate with other teams for integrations, ensuring alignment of tasks and APIs. * Work with the QA team to investigate and resolve issues. * Mentor junior team members, providing assistance with tasks and problem-solving. * At least 5+ years Salesforce, both declarative and programmatic * Sales an
Windsor, UK - Will the role be 100% remote, Hybrid or 100% office? (Mandatory) Hybrid (visit to office once every week) to begin with - Is BGC required to completed before joining?(Y/N) * Participate in refining and scoping upcoming sprint work. * Assist solution architects with technical design and breaking down complex tasks. * Accountable for timely delivery of assigned tickets, meeting acceptance criteria. * Conduct spikes/investigations into innovative technologies for future project viability. * Ensure teammates' work meets code quality standards through reviews. * Coordinate with other teams for integrations, ensuring alignment of tasks and APIs. * Work with the QA team to investigate and resolve issues. * Mentor junior team members, providing assistance with tasks and problem-solving. * At least 5+ years Salesforce, both declarative and programmatic * Sales an
)
Maintain a strong understanding of offensive and defensive practices, with particular focus on web, API, bot, DDoS, and AI-related threats * Strong grasp of common web, cloud, and API protocols and their associated attack surfaces (e.g., HTTP/S, REST, OAuth, DNS, TLS, etc.)
Maintain a strong understanding of offensive and defensive practices, with particular focus on web, API, bot, DDoS, and AI-related threats * Strong grasp of common web, cloud, and API protocols and their associated attack surfaces (e.g., HTTP/S, REST, OAuth, DNS, TLS, etc.)
Senior Software Developer
Senior Software Developer
Rise Technical
Guildford, Surrey
£55000 - £65000 per annum + Private Healthcare + Pension + Holiday
Guildford/Remote - 1 day a month on-site £55,000 - £65,000 + Remote + Private Medical Insurance + Life Insurance + Other Benefits - This is an excellent opportunity for a Software Engineer with a deep understanding of SIP, VoIP and Python to join a forward-thinking development team where you can further your skills and grow with an award-winning technology business. This company is an established technology partner and managed service provider, specialising in unified communications and cloud contact centre solutions. They help public and private sector organisations modernise their digital infrastructure with a focus on improving customer experience and operational efficiency through system integration and digital transformation. In this varied role you will take a lead in the development of an existing SIP platform.
Guildford/Remote - 1 day a month on-site £55,000 - £65,000 + Remote + Private Medical Insurance + Life Insurance + Other Benefits - This is an excellent opportunity for a Software Engineer with a deep understanding of SIP, VoIP and Python to join a forward-thinking development team where you can further your skills and grow with an award-winning technology business. This company is an established technology partner and managed service provider, specialising in unified communications and cloud contact centre solutions. They help public and private sector organisations modernise their digital infrastructure with a focus on improving customer experience and operational efficiency through system integration and digital transformation. In this varied role you will take a lead in the development of an existing SIP platform.
Senior Software Developer
Senior Software Developer
Rise Technical Recruitment Limited
Guildford (GU1)
£55000 - £65000 per annum + Private Healthcare + Pension + Holiday
Guildford/Remote - 1 day a month on-site £55,000 - £65,000 + Remote + Private Medical Insurance + Life Insurance + Other Benefits - This is an excellent opportunity for a Software Engineer with a deep understanding of SIP, VoIP and Python to join a forward-thinking development team where you can further your skills and grow with an award-winning technology business. This company is an established technology partner and managed service provider, specialising in unified communications and cloud contact centre solutions. They help public and private sector organisations modernise their digital infrastructure with a focus on improving customer experience and operational efficiency through system integration and digital transformation. In this varied role you will take a lead in the development of an existing SIP platform.
Guildford/Remote - 1 day a month on-site £55,000 - £65,000 + Remote + Private Medical Insurance + Life Insurance + Other Benefits - This is an excellent opportunity for a Software Engineer with a deep understanding of SIP, VoIP and Python to join a forward-thinking development team where you can further your skills and grow with an award-winning technology business. This company is an established technology partner and managed service provider, specialising in unified communications and cloud contact centre solutions. They help public and private sector organisations modernise their digital infrastructure with a focus on improving customer experience and operational efficiency through system integration and digital transformation. In this varied role you will take a lead in the development of an existing SIP platform.
PREMIUM