Date posted
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Locations
Locations
Salaries
Date posted
Type of Company
Job types
17 Permanent API jobs in Winchester + 20 miles
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Web / Mobile Developer
Web / Mobile Developer
Deerfoot Recruitment Solutions
SO15, Southampton
£55000 - £65000 per annum + Benefits + Bonus + Hybrid Working
Collaborate with backend teams on API integration and implementation. * Familiarity with state management solutions such as Context API. Web Developer, Mobile Developer, React Developer, Next.js Developer, Frontend Developer, JavaScript Developer, TypeScript Developer, Ionic Developer, Hybrid App Developer, Cross-Platform Developer, iOS Developer, Android Developer, React Native Developer, UI Developer, Application Developer, Software Engineer, Storybook, Context API, GitHub, Jest, React Testing Library, Azure, DevOps, .NET, CI/CD, YAML, Financial Services Developer, Wealth Management Technology
Collaborate with backend teams on API integration and implementation. * Familiarity with state management solutions such as Context API. Web Developer, Mobile Developer, React Developer, Next.js Developer, Frontend Developer, JavaScript Developer, TypeScript Developer, Ionic Developer, Hybrid App Developer, Cross-Platform Developer, iOS Developer, Android Developer, React Native Developer, UI Developer, Application Developer, Software Engineer, Storybook, Context API, GitHub, Jest, React Testing Library, Azure, DevOps, .NET, CI/CD, YAML, Financial Services Developer, Wealth Management Technology
FEATURED
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Web technologies: API, HTTP, JavaScript, Python, React
Web technologies: API, HTTP, JavaScript, Python, React
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Full Stack Python Engineer
Full Stack Python Engineer
Spectrum It Recruitment Limited
PO14, Fareham, P O14
£30000 - £45000 per annum + plus benefits
API models
API models
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Strong background in API development, cloud adoption frameworks, and modern architectures.
Strong background in API development, cloud adoption frameworks, and modern architectures.
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Senior Software Engineer for Southampton based organisation
Senior Software Engineer for Southampton based organisation
Claremont Consulting
SO14, Southampton
£55000.00 - £66000.00 per annum + Many benefits, superb pension
Technical knowledge and experience in producing resilient services to provide API services to front end systems.
Technical knowledge and experience in producing resilient services to provide API services to front end systems.
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Data Integration Engineer
Data Integration Engineer
Anson Mccade
Basingstoke, Hampshire
GBP 700.00 per week;GBP 70,000.00 per year;GBP 85,000.00 per year
Strong understanding of API design and integration techniques (REST, Webhooks, GraphQL).
Strong understanding of API design and integration techniques (REST, Webhooks, GraphQL).
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Junior / Mid Level Full Stack Developer - Location: Fareham, Hampshire (on-site) Salary: Up to £55,000 (some flexibility for strong candidates) Start Date: ASAP - Type: Permanent, Full-Time - About The Company - We're working with an exciting, mission-driven startup that's building cutting-edge tech for pet owners across North America, Europe, and Australia. Backed by strong investment and led by a seasoned team, they're scaling fast and looking for talented developers to join their journey. Their culture is collaborative, transparent, and growth-focused-perfect for someone early in their career who's looking to make a real impact and learn in a supportive environment. The Role - This is a fantastic opportunity for a Junior Full Stack Developer (or early mid-level) to join a growing team and play a hands-on role in shaping a Django-powered web and desktop application.
Junior / Mid Level Full Stack Developer - Location: Fareham, Hampshire (on-site) Salary: Up to £55,000 (some flexibility for strong candidates) Start Date: ASAP - Type: Permanent, Full-Time - About The Company - We're working with an exciting, mission-driven startup that's building cutting-edge tech for pet owners across North America, Europe, and Australia. Backed by strong investment and led by a seasoned team, they're scaling fast and looking for talented developers to join their journey. Their culture is collaborative, transparent, and growth-focused-perfect for someone early in their career who's looking to make a real impact and learn in a supportive environment. The Role - This is a fantastic opportunity for a Junior Full Stack Developer (or early mid-level) to join a growing team and play a hands-on role in shaping a Django-powered web and desktop application.
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Junior or Mid Level Developer (Flutter)- Fareham or Hybrid- up to £55k + Benefits - Our client a tech incubator who are revolutionising technology in their space are looking to hire a Junior Flutter Developer to join their team to help them deliver some exciting new products in 2025. The team are still fairly early in their journey and currently a small team of 5 but they will look to double the size of the team next year. The business are part of a much larger technology solutions brand that have been hugely successful. I am looking for someone either at Junior/Graduate level or with a few years of experience * Some experience building mobile apps with Flutter and Dart * Know how to deploy apps to iOS and Android (projects from uni or personal work are fine) * Can build clean, responsive UIs using Flutter widgets
Junior or Mid Level Developer (Flutter)- Fareham or Hybrid- up to £55k + Benefits - Our client a tech incubator who are revolutionising technology in their space are looking to hire a Junior Flutter Developer to join their team to help them deliver some exciting new products in 2025. The team are still fairly early in their journey and currently a small team of 5 but they will look to double the size of the team next year. The business are part of a much larger technology solutions brand that have been hugely successful. I am looking for someone either at Junior/Graduate level or with a few years of experience * Some experience building mobile apps with Flutter and Dart * Know how to deploy apps to iOS and Android (projects from uni or personal work are fine) * Can build clean, responsive UIs using Flutter widgets
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Flutter Developer
Flutter Developer
Spectrum It Recruitment Limited
PO14, Fareham
£30000 - £40000 per annum + plus benefits
Flutter, Dart, iOS/Android * In office working based in Segensworth * Salary £30k - £40k plus benefits - An established company who are embedded within one of the UK's most innovative and established tech hubs - fully funded, well equipped and well prepared to launch their latest tech incarnation - a pet tag tracking service with a unique proposition set to disrupt the sector. This is not the first start-up this company has launched; their wealthy owners have been doing this for 10+ years and can demonstrate £mm income from several of their previous creations. As such they have an amazing office in Fareham (near Whiteley) with a no expense spared look and feel. You will be an opportunity to work hybrid / remote and given a huge investment in tech & tools, free hot food cooked in the company owned restaurant, nights out, spa breaks and much much more! Key Responsibilit
Flutter, Dart, iOS/Android * In office working based in Segensworth * Salary £30k - £40k plus benefits - An established company who are embedded within one of the UK's most innovative and established tech hubs - fully funded, well equipped and well prepared to launch their latest tech incarnation - a pet tag tracking service with a unique proposition set to disrupt the sector. This is not the first start-up this company has launched; their wealthy owners have been doing this for 10+ years and can demonstrate £mm income from several of their previous creations. As such they have an amazing office in Fareham (near Whiteley) with a no expense spared look and feel. You will be an opportunity to work hybrid / remote and given a huge investment in tech & tools, free hot food cooked in the company owned restaurant, nights out, spa breaks and much much more! Key Responsibilit
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Dynamics 365 Developer
Dynamics 365 Developer
Spectrum It Recruitment Limited
SO14, Southampton
£50000 - £60000 per annum + Benefits
Are you a skilled CRM Developer with a passion for Microsoft Dynamics 365? Join a growing IT team working on a major digital transformation journey, consolidating systems and processes into a single Dynamics platform across key business functions. This is a unique opportunity to become part of a small, agile, and highly experienced product team, helping to shape and drive the adoption of Dynamics 365 across a global organisation. * Design, develop, and customise Dynamics 365 CRM solutions, including integrations and data migrations. * Test, support, and maintain CRM functionality while creating clear documentation. * Collaborate with stakeholders to deliver effective solutions and support user adoption. * Proven hands-on experience with Microsoft Dynamics 365 CRM * Proficiency with Power Platform (Power Apps, Power Automate, Power BI).
Are you a skilled CRM Developer with a passion for Microsoft Dynamics 365? Join a growing IT team working on a major digital transformation journey, consolidating systems and processes into a single Dynamics platform across key business functions. This is a unique opportunity to become part of a small, agile, and highly experienced product team, helping to shape and drive the adoption of Dynamics 365 across a global organisation. * Design, develop, and customise Dynamics 365 CRM solutions, including integrations and data migrations. * Test, support, and maintain CRM functionality while creating clear documentation. * Collaborate with stakeholders to deliver effective solutions and support user adoption. * Proven hands-on experience with Microsoft Dynamics 365 CRM * Proficiency with Power Platform (Power Apps, Power Automate, Power BI).
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Southampton / Hybrid (3 days in office per week) Permanent - Deerfoot Recruitment is assisting a leading organisation in its search for a talented CRM Developer to join its growing IT team in Southampton. This role offers the chance to shape and deliver innovative solutions within Microsoft Dynamics 365 CRM, supporting business transformation across multiple functions. The role - As a CRM Developer, you will design, develop, and implement custom solutions within Dynamics 365 CRM. You will work closely with stakeholders to translate business needs into scalable technical solutions, while also supporting integration, data migration, testing, and ongoing system enhancements. * Work with the business to define requirements and features, ensuring that robust, scalable, and secure CRM features are developed using Microsoft Dynamics 365.
Southampton / Hybrid (3 days in office per week) Permanent - Deerfoot Recruitment is assisting a leading organisation in its search for a talented CRM Developer to join its growing IT team in Southampton. This role offers the chance to shape and deliver innovative solutions within Microsoft Dynamics 365 CRM, supporting business transformation across multiple functions. The role - As a CRM Developer, you will design, develop, and implement custom solutions within Dynamics 365 CRM. You will work closely with stakeholders to translate business needs into scalable technical solutions, while also supporting integration, data migration, testing, and ongoing system enhancements. * Work with the business to define requirements and features, ensuring that robust, scalable, and secure CRM features are developed using Microsoft Dynamics 365.
FEATURED
Title:Senior Software Engineer (Delphi & C#) Department: Procode IT - Location: Commutable distance of Chandlers Ford - Salary:Circa £55,878 + 15% discretionary bonus - Are you an established Senior Software Engineer with recent Delphi and C# experience? If so, this could be the role for you. About us - We are a dynamic software company. Established in 2006, with a visionof helping the energy and utilities sectors improve customer experience and lower their cost to serve,using smarter process automation. Are you curious about what the future in tech holds? Do you have the drive to want to deliver great solutions for customers? Then we have an exciting opportunity as a Senior Software Engineer, where we aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you can be.
Title:Senior Software Engineer (Delphi & C#) Department: Procode IT - Location: Commutable distance of Chandlers Ford - Salary:Circa £55,878 + 15% discretionary bonus - Are you an established Senior Software Engineer with recent Delphi and C# experience? If so, this could be the role for you. About us - We are a dynamic software company. Established in 2006, with a visionof helping the energy and utilities sectors improve customer experience and lower their cost to serve,using smarter process automation. Are you curious about what the future in tech holds? Do you have the drive to want to deliver great solutions for customers? Then we have an exciting opportunity as a Senior Software Engineer, where we aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you can be.
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Job Title: Senior Software Engineer (Mobile Apps iOS) Salary: Up to £75,000 - Location: Salisbury area (Hybrid / On-site) Hours: 37.5 per week - The Role - We are recruiting on behalf of our client for a Senior iOS Developer to join their in-house mobile apps team. The successful candidate will design, build, and maintain a high-quality native iOS application, taking features from concept through to delivery using Swift and SwiftUI. Working at a senior level, you will guide architectural decisions, ensure code quality, and mentor other developers. You will work closely with project managers, testers, and other engineering teams in an Agile environment. Key Responsibilities * Develop and maintain a native iOS app using Swift and SwiftUI. * Provide technical input on architecture, code quality, and testing strategies. * Mentor and support junior and mid-level developers
Job Title: Senior Software Engineer (Mobile Apps iOS) Salary: Up to £75,000 - Location: Salisbury area (Hybrid / On-site) Hours: 37.5 per week - The Role - We are recruiting on behalf of our client for a Senior iOS Developer to join their in-house mobile apps team. The successful candidate will design, build, and maintain a high-quality native iOS application, taking features from concept through to delivery using Swift and SwiftUI. Working at a senior level, you will guide architectural decisions, ensure code quality, and mentor other developers. You will work closely with project managers, testers, and other engineering teams in an Agile environment. Key Responsibilities * Develop and maintain a native iOS app using Swift and SwiftUI. * Provide technical input on architecture, code quality, and testing strategies. * Mentor and support junior and mid-level developers
You would be working on a variety of projects from Cloud Payment Gateways, API's, JSON and REST, New cloud microservices developments - there's a lot here to keep you busy. This includes: C#, .NET Framework, .NET Core, ASP.NET (core), API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure.
You would be working on a variety of projects from Cloud Payment Gateways, API's, JSON and REST, New cloud microservices developments - there's a lot here to keep you busy. This includes: C#, .NET Framework, .NET Core, ASP.NET (core), API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure.
Experience developing API and UI
Experience developing API and UI
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Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
Experience in API integration (REST/SOAP) through ERP systems, IoT devices and or third-party logistics platforms. * API/Data Integration Accuracy: % of successful data exchanges between WMS and ERP/third-party systems without manual intervention.
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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.
578 exact matches jobs are outside your preferred location
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Senior API Technical Consultant (GraphQL Specialist)
Senior API Technical Consultant (GraphQL Specialist)
Staffworx Limited
London
market rates, outside IR35, 2 days on site
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
Lead the designand evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. * Expert levelGraphQL, including advanced API design, schema evolution, performance optimisation.
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Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - My client is an instantly recognisable consultancy who seek a Senior Integration Developer, with active SC clearance and experience in Microsoft Dynamics 365 Finance, to lead the design and implementation of robust, secure, and scalable integrations for an end client. * Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. * Active Security Clearance (SC) * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics.
Up to £515 per day (Inside IR35) Remote / must be UK based - 12 months - My client is an instantly recognisable consultancy who seek a Senior Integration Developer, with active SC clearance and experience in Microsoft Dynamics 365 Finance, to lead the design and implementation of robust, secure, and scalable integrations for an end client. * Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. * Active Security Clearance (SC) * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics.
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Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a - to lead the design and implementation of robust, secure, and scalable integrations for an end client. * Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with Microsoft Power Platform (Power Automate, Powe
Up to £515 per day (Inside IR35) Remote / must be UK based - 3 months initially (open to extension) My client is an instantly recognisable consultancy who seek a - to lead the design and implementation of robust, secure, and scalable integrations for an end client. * Hands-on experience as a Senior Integration Developer, with D365 Finance integrations. * Deep knowledge of REST APIs, OData, DMF packages, and data mapping (XSLT, XML, JSON, CSV). * Proficiency in tools like Postman, Azure Logic Apps, PowerShell, and C#. * Experience with ETL processes, error handling, idempotency, and throttling. * Strong understanding of secure data handling, encryption, and compliance standards. * Familiarity with monitoring tools like Application Insights and Log Analytics. * Industry experience within financial services * Experience with Microsoft Power Platform (Power Automate, Powe
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Business Analyst, Data Integration, Order Fulfilment
Business Analyst, Data Integration, Order Fulfilment
Harvey Nash
London
£600 - £650 per day + Inside IR35
£600- £650pd via Umbrella London (Remote) A global technology Financial Services business are currently seeking a Business Analyst to join them on a long term contract in London. The role requires excellent data integration and process change experience, alongside direct order to fulfilment/ order to cash experience. This will be alongside direct Mulesoft or SAP experience. * Experience working as a Business Analyst in a global Financial Services or Technology business * Experience working with SAP or MuleSoft * Excellent Data Integration experience * Direct Order to Fulfilment, Order to Cash experience * Very strong verbal and written communication skills If you meet these requirements please apply for immediate consideration.
£600- £650pd via Umbrella London (Remote) A global technology Financial Services business are currently seeking a Business Analyst to join them on a long term contract in London. The role requires excellent data integration and process change experience, alongside direct order to fulfilment/ order to cash experience. This will be alongside direct Mulesoft or SAP experience. * Experience working as a Business Analyst in a global Financial Services or Technology business * Experience working with SAP or MuleSoft * Excellent Data Integration experience * Direct Order to Fulfilment, Order to Cash experience * Very strong verbal and written communication skills If you meet these requirements please apply for immediate consideration.
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Business Analyst, Data Integration, Order Fulfilment
Business Analyst, Data Integration, Order Fulfilment
Harvey Nash
London
£600 - £650 per day + Inside IR35
£600- £650pd via Umbrella London (Remote) A global technology Financial Services business are currently seeking a Business Analyst to join them on a long term contract in London. The role requires excellent data integration and process change experience, alongside direct order to fulfilment/ order to cash experience. This will be alongside direct Mulesoft or SAP experience. * Experience working as a Business Analyst in a global Financial Services or Technology business * Experience working with SAP or MuleSoft * Excellent Data Integration experience * Direct Order to Fulfilment, Order to Cash experience * Very strong verbal and written communication skills If you meet these requirements please apply for immediate consideration.
£600- £650pd via Umbrella London (Remote) A global technology Financial Services business are currently seeking a Business Analyst to join them on a long term contract in London. The role requires excellent data integration and process change experience, alongside direct order to fulfilment/ order to cash experience. This will be alongside direct Mulesoft or SAP experience. * Experience working as a Business Analyst in a global Financial Services or Technology business * Experience working with SAP or MuleSoft * Excellent Data Integration experience * Direct Order to Fulfilment, Order to Cash experience * Very strong verbal and written communication skills If you meet these requirements please apply for immediate consideration.
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Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
Azure Analytics & Integration stack (e.g., Databricks, Synapse, Logic Apps, API Management) o API frameworks (SOAP, REST, WebSocket)
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Solid experience with Python and FastAPI for backend/API development.
Solid experience with Python and FastAPI for backend/API development.
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Experience with MuleSoft and API Gateways.
Experience with MuleSoft and API Gateways.