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38 Permanent API jobs in South East + 20 miles
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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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Sterling Williams are working alongside an International Bank looking to hire a hands-on, technical Project Manager on an 18-month FTC basis to support a changing core banking system. You will play a crucial role in overseeing and implementing complex technical integration projects e.g. digital platforms, GL, Payments and other 3rd party systems covering KYC/AML etc. 18 month Fixed Term Contract initially - Salary: £80,000 pa plus benefits - Full-Time; office based 4 days per week (West End of London) The ideal candidate will have a strong background in software development, system architecture, and project management and will be responsible for leading integration efforts. * Lead the integration stream for the core banking project, focusing on technical aspects. * Assist in the transition to new digital initiatives, ensuring a safe, secure, and risk-managed process.
Sterling Williams are working alongside an International Bank looking to hire a hands-on, technical Project Manager on an 18-month FTC basis to support a changing core banking system. You will play a crucial role in overseeing and implementing complex technical integration projects e.g. digital platforms, GL, Payments and other 3rd party systems covering KYC/AML etc. 18 month Fixed Term Contract initially - Salary: £80,000 pa plus benefits - Full-Time; office based 4 days per week (West End of London) The ideal candidate will have a strong background in software development, system architecture, and project management and will be responsible for leading integration efforts. * Lead the integration stream for the core banking project, focusing on technical aspects. * Assist in the transition to new digital initiatives, ensuring a safe, secure, and risk-managed process.
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About this role - Business Unit Overview - BlackRock Global Markets and Index Investments (BGM) brings together BlackRocks Index Investments, Cash Management, Global Trading, ETF Markets, Securities Lending, and Financing & Financial Resource Management businesses. * World class talent, operating at the intersection of investment insight, markets expertise, risk management and process design * Technology at the heart of our processes, with in-business tech teams that create cutting-edge IP, providing an advantage in quality, scale, and risk control * A focus on transforming markets, driving and advocating for more accessible, resilient, and transparent markets to deliver more choice and lower costs for investors - Your Role and Impact - We have a superb opportunity for a Portfolio Manager to join our London Index Equity Portfolio Management team.
About this role - Business Unit Overview - BlackRock Global Markets and Index Investments (BGM) brings together BlackRocks Index Investments, Cash Management, Global Trading, ETF Markets, Securities Lending, and Financing & Financial Resource Management businesses. * World class talent, operating at the intersection of investment insight, markets expertise, risk management and process design * Technology at the heart of our processes, with in-business tech teams that create cutting-edge IP, providing an advantage in quality, scale, and risk control * A focus on transforming markets, driving and advocating for more accessible, resilient, and transparent markets to deliver more choice and lower costs for investors - Your Role and Impact - We have a superb opportunity for a Portfolio Manager to join our London Index Equity Portfolio Management team.
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LCH Ltd is an international multi-asset class central counterparty clearing house (CCP), part of the London Stock Exchange Group. LCH Ltd serves a broad range of exchanges and over-the-counter trading platforms providing critical risk management services. It has a unique membership model and its customers span the globe and include major financial groups (including the majority of the major investment banks), broker-dealers and specialist commodity houses and a wide range of buy-side and real-money firms including major asset managers and large hedge funds. This role provides an opportunity to work on one of the most critical finance technology functions in the world. The LCH CCP is systematically important to the worlds financial markets which requires technology that has to be very resilient and with strong controls.
LCH Ltd is an international multi-asset class central counterparty clearing house (CCP), part of the London Stock Exchange Group. LCH Ltd serves a broad range of exchanges and over-the-counter trading platforms providing critical risk management services. It has a unique membership model and its customers span the globe and include major financial groups (including the majority of the major investment banks), broker-dealers and specialist commodity houses and a wide range of buy-side and real-money firms including major asset managers and large hedge funds. This role provides an opportunity to work on one of the most critical finance technology functions in the world. The LCH CCP is systematically important to the worlds financial markets which requires technology that has to be very resilient and with strong controls.
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Senior Security Engineer (PurView, Sentinel, Defender)
Senior Security Engineer (PurView, Sentinel, Defender)
Invitise Ltd
WC1A, Central London
Up to £70,000 per annum + Excellent Benefits
PowerShell scripting and use of Microsoft Graph API
PowerShell scripting and use of Microsoft Graph API
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Experience with API design and development for both internal and external use cases
Experience with API design and development for both internal and external use cases
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Full Stack Lead Engineer
Full Stack Lead Engineer
Hunter Selection
Soho, W1
£60000 - £85000 per annum + health insurance life insurance
Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
Restful API development - React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code | React | TypeScript | NodeJS | AWS | Event driven Architecture | CDK | Lambda | Cognito | S3 | SQS | Eventbridge | Restful API | API | SQL | NoSQL | messaging queues | WebSockets | DevOps | CI/CD | GitHub | WebAssembly | Infrastructure as Code
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As the leader of the Shipping Platform product, you will guide a team of product managers in delivering cutting-edge solutions across both mobile, web and API platforms at a global scale, ensuring alignment with eBays strategic goals around driving GMV and revenues.
As the leader of the Shipping Platform product, you will guide a team of product managers in delivering cutting-edge solutions across both mobile, web and API platforms at a global scale, ensuring alignment with eBays strategic goals around driving GMV and revenues.
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Perform monthly tasks such as API/FIX/Redistribution charges.
Perform monthly tasks such as API/FIX/Redistribution charges.
Familiarity with Microsoft tools: Outlook/SharePoint APIs (e.g., Graph API basics), Power Automate for workflows.
Familiarity with Microsoft tools: Outlook/SharePoint APIs (e.g., Graph API basics), Power Automate for workflows.
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Are you passionate about financial markets, data analytics, and client engagement? Join Similarweb as a Customer Success Manager (CSM) focused on our Investor clients across EMEA. In this consultative and analytical role, you'll be the strategic partner helping our investment clients turn digital insights into actionable strategies. From onboarding to long-term optimization, you'll guide hedge funds, private equity firms, venture capital groups, and investment banks through impactful use of Similarweb's market intelligence. Why This Role Matters - At Similarweb, we empower thousands of companiesranging from Fortune 500 giants to emerging startupsto achieve their strategic goals through digital intelligence. In the Investor Vertical, your domain expertise will be critical to ensuring clients extract maximum value from our platform and data, influencing business decisio
Are you passionate about financial markets, data analytics, and client engagement? Join Similarweb as a Customer Success Manager (CSM) focused on our Investor clients across EMEA. In this consultative and analytical role, you'll be the strategic partner helping our investment clients turn digital insights into actionable strategies. From onboarding to long-term optimization, you'll guide hedge funds, private equity firms, venture capital groups, and investment banks through impactful use of Similarweb's market intelligence. Why This Role Matters - At Similarweb, we empower thousands of companiesranging from Fortune 500 giants to emerging startupsto achieve their strategic goals through digital intelligence. In the Investor Vertical, your domain expertise will be critical to ensuring clients extract maximum value from our platform and data, influencing business decisio
Company Description - Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024. Leveraging Visas solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismos cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards. Pismos 500+ employees are located in more than 10 countries around the wor
Company Description - Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024. Leveraging Visas solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismos cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards. Pismos 500+ employees are located in more than 10 countries around the wor
API Testing: Ability to test APIs using tools like Postman or Swagger.
API Testing: Ability to test APIs using tools like Postman or Swagger.
6 exact matches jobs are outside your preferred location
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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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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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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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API Development
API Development
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Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
Experience designing and managing API-based integrations and middleware tools (e.g., Zapier, Workato, Tray.io)
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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.