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Locations
Locations
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6 Part Time API jobs in Leatherhead + 20 miles
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Knowledge in JavaScript, HTML, CSS and understanding of CI/CD, REST API
Knowledge in JavaScript, HTML, CSS and understanding of CI/CD, REST API
PREMIUM
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Principle Java Engineer
Principle Java Engineer
Profile 29
South East London (SE1)
From £65,000 to £75,000 per annum + benefits + hybrid home working
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Principle Java Engineer
Principle Java Engineer
Profile 29
South East London (SE1)
From £65,000 to £75,000 per annum + benefits + hybrid home working
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Principle Java Engineer
Principle Java Engineer
Profile 29
South East London (SE1)
From £65,000 to £75,000 per annum + benefits + hybrid home working
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer Camunda developer Zeebe Cloud AWS Azure GCP Terraform Helm process automation agentic AI artificial intelligence security clearance SC DV eDV London home based hybrid lead senior manager manage
We deliver the industrys most advanced platform for Any API, Any Event, and Any AI Agent , trusted by global leaders like Michelin, Roche, and Blue Yonder. * The Mission : We are the first to bridge traditional API Management with the new frontier of AI Agent Security
We deliver the industrys most advanced platform for Any API, Any Event, and Any AI Agent , trusted by global leaders like Michelin, Roche, and Blue Yonder. * The Mission : We are the first to bridge traditional API Management with the new frontier of AI Agent Security
Date: 17 Mar 2026 - Location: London, GB, EC2V 7AD - Company: Paysafe - Paysafe is a global payments platform powering the experience economy, with a strong focus on the iGaming, video gaming, e-commerce, retail, travel and hospitality sectors. With 30 years of expertise in payment technology, Paysafe helps businesses and consumers lift every experience through seamless, secure payment solutions, including card payments, digital wallets such as Skrill, eCash solutions like PaysafeCard, and a suite of local payment methods. With approximately 2,900 employees across 12 countries and annualized transactional volume of $167 billion in 2025, Paysafe connects people and businesses worldwide through innovative digital payment experiences. Further information is available at . It starts here. Have a global impact on the world of payments.
Date: 17 Mar 2026 - Location: London, GB, EC2V 7AD - Company: Paysafe - Paysafe is a global payments platform powering the experience economy, with a strong focus on the iGaming, video gaming, e-commerce, retail, travel and hospitality sectors. With 30 years of expertise in payment technology, Paysafe helps businesses and consumers lift every experience through seamless, secure payment solutions, including card payments, digital wallets such as Skrill, eCash solutions like PaysafeCard, and a suite of local payment methods. With approximately 2,900 employees across 12 countries and annualized transactional volume of $167 billion in 2025, Paysafe connects people and businesses worldwide through innovative digital payment experiences. Further information is available at . It starts here. Have a global impact on the world of payments.
31 exact matches jobs are outside your preferred location
Senior Android Developer – Kotlin / Mobile Applications
Senior Android Developer – Kotlin / Mobile Applications
Intelligent Talent Solutions Ltd
Bracknell (RG12)
From £68,000 to £88,000 per annum Pension, staff discounts, medical
Implement robust REST API integrations
Implement robust REST API integrations
Assist with API integration and monitoring using API Management platforms. * Understanding of WAF and API security basics.
Assist with API integration and monitoring using API Management platforms. * Understanding of WAF and API security basics.
FEATURED
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Network Automation Engineer Specialist (telecoms/ network)
Network Automation Engineer Specialist (telecoms/ network)
Talent Locker
Reading (RG1)
£60000 - £65000 per annum
Experience with API management platforms (Apigee, Kong, OpenShift API Management) and Web Application Firewalls (WAF) is highly desirable. * Implement and manage API Management solutions and Web Application Firewalls (WAF). * Experience with API management (Apigee, Kong, OpenShift API Management) and API lifecycle.
Experience with API management platforms (Apigee, Kong, OpenShift API Management) and Web Application Firewalls (WAF) is highly desirable. * Implement and manage API Management solutions and Web Application Firewalls (WAF). * Experience with API management (Apigee, Kong, OpenShift API Management) and API lifecycle.
FEATURED
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Position Overview - Job Title Lead Engineer - Location London - Corporate Title Vice President - You will play a key role in the transformation of Rates and Credit Fixed Income technology landscape. As part of our multi-year platform modernisation project, you will be responsible for building a suite of new, real-time, high-performance applications supporting various trading workflows. You will be involved in architecting solutions across the stack, encouraging best practices and working closely with Business stakeholders to build a maintainable, operationally efficient and scalable platform to last the next decade. What well offer you - A healthy, engaged and well-supported workforce are better equipped to do their best work and, more importantly, enjoy their lives inside and outside the workplace. Thats why we are committed to providing an environment with your development and ...
Position Overview - Job Title Lead Engineer - Location London - Corporate Title Vice President - You will play a key role in the transformation of Rates and Credit Fixed Income technology landscape. As part of our multi-year platform modernisation project, you will be responsible for building a suite of new, real-time, high-performance applications supporting various trading workflows. You will be involved in architecting solutions across the stack, encouraging best practices and working closely with Business stakeholders to build a maintainable, operationally efficient and scalable platform to last the next decade. What well offer you - A healthy, engaged and well-supported workforce are better equipped to do their best work and, more importantly, enjoy their lives inside and outside the workplace. Thats why we are committed to providing an environment with your development and ...
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Senior Software Engineer C#
Senior Software Engineer C#
Luxion Group Limited
Eastleigh, Hampshire
Circa £56k + Up to 15% Discretionary Bonus Scheme
C#, .NET Core, API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure
C#, .NET Core, API's RESTful Services, JSON, Docker, GIT (Bitbucket), OOP, SOLID, Cloud deployment and microservices, NoSQL and Oracle (SQL PL/SQL), AWS & Azure
With over 300 million downloads and processing 5+ billion images annually, we serve both individual creators and major enterprises like Amazon, DoorDash, and Decathlon through our B2C app and B2B API solutions. * Role: Senior API Engineer (Fast API/Python) Our Image Editing API enables anyone to easily create high-quality images with a variety of AI-powered features including background removal, AI shadows, AI backgrounds * You will collaborate with your team to prioritize and implement the most impactful features for the API. * You will get fast feedback from API users and will iterate quickly (we update the API several times a week). You will follow the usage of the API and make decisions based on that. * The API is growing fast and sits at the intersection of developer experience and state-of-the-art AI image models.
With over 300 million downloads and processing 5+ billion images annually, we serve both individual creators and major enterprises like Amazon, DoorDash, and Decathlon through our B2C app and B2B API solutions. * Role: Senior API Engineer (Fast API/Python) Our Image Editing API enables anyone to easily create high-quality images with a variety of AI-powered features including background removal, AI shadows, AI backgrounds * You will collaborate with your team to prioritize and implement the most impactful features for the API. * You will get fast feedback from API users and will iterate quickly (we update the API several times a week). You will follow the usage of the API and make decisions based on that. * The API is growing fast and sits at the intersection of developer experience and state-of-the-art AI image models.
Proficient in REST API design and can create endpoints that scale and maintain over time.
Proficient in REST API design and can create endpoints that scale and maintain over time.
Design and build Automation from scratch, Web Services/API , Performance & Accessibility test frameworks with DevOps CI/CD * API testing with Rest Assured or Postman
Design and build Automation from scratch, Web Services/API , Performance & Accessibility test frameworks with DevOps CI/CD * API testing with Rest Assured or Postman
We deliver the industrys most advanced platform for Any API, Any Event, and Any AI Agent , trusted by global leaders like Michelin, Roche, and Blue Yonder. * The Mission : We are the first to bridge traditional API Management with the new frontier of AI Agent Security - As an Engineering Manage r , you will lead engineering teams building the next generation of API infrastructure. * Experience and understanding of architecture principles across infrastructure platforms, API, security, data, integration, and application layers
We deliver the industrys most advanced platform for Any API, Any Event, and Any AI Agent , trusted by global leaders like Michelin, Roche, and Blue Yonder. * The Mission : We are the first to bridge traditional API Management with the new frontier of AI Agent Security - As an Engineering Manage r , you will lead engineering teams building the next generation of API infrastructure. * Experience and understanding of architecture principles across infrastructure platforms, API, security, data, integration, and application layers
Understanding of scripting, backend development, and API integration at scale.
Understanding of scripting, backend development, and API integration at scale.
Knowledgeable of REST, API design patterns and microservices.
Knowledgeable of REST, API design patterns and microservices.
You write and review production-grade Python and SQL, and have strong command of REST API design and integrations.
You write and review production-grade Python and SQL, and have strong command of REST API design and integrations.
You write and review production-grade Python and SQL, and have strong command of REST API design and integrations.
You write and review production-grade Python and SQL, and have strong command of REST API design and integrations.
API-based integrations
API-based integrations
Mentor engineers in secure-by-design patterns, client-side security, and secure API design. * Experience with developing and maintaining web-focused tooling and automation (Burp extensions, custom scanners, authenticated API fuzzers, GraphQL mutation explorers, Puppeteer/Playwright scripts).
Mentor engineers in secure-by-design patterns, client-side security, and secure API design. * Experience with developing and maintaining web-focused tooling and automation (Burp extensions, custom scanners, authenticated API fuzzers, GraphQL mutation explorers, Puppeteer/Playwright scripts).
Need to lead the delivery of enterprise-ready back-of-the-frontend work (e.g. state management, API integration or data architecture)for that, youll have Product Engineers to collaborate with.
Need to lead the delivery of enterprise-ready back-of-the-frontend work (e.g. state management, API integration or data architecture)for that, youll have Product Engineers to collaborate with.
Job title: Rust Engineer - Platform - About Keyrock - Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Today, we rock with over 200 team members around the world. Our diverse team hails from 42 nationalities, with backgrounds ranging from DeFi natives to PhDs. Predominantly remote, we have hubs in London, Brussels, Singapore and Paris, and host regular online and offline hangouts to keep the crew tight. We are trading on more than 80 exchanges, and working with a wide array of asset issuers. As a well-established market maker, our distinctive expertise led us to expand rapidly. Today, our services span market making, options trading, high-frequency trading, OTC, and DeFi trading desks as well as digital asset management.
Job title: Rust Engineer - Platform - About Keyrock - Since our beginnings in 2017, we've grown to be a leading change-maker in the digital asset space, renowned for our partnerships and innovation. Today, we rock with over 200 team members around the world. Our diverse team hails from 42 nationalities, with backgrounds ranging from DeFi natives to PhDs. Predominantly remote, we have hubs in London, Brussels, Singapore and Paris, and host regular online and offline hangouts to keep the crew tight. We are trading on more than 80 exchanges, and working with a wide array of asset issuers. As a well-established market maker, our distinctive expertise led us to expand rapidly. Today, our services span market making, options trading, high-frequency trading, OTC, and DeFi trading desks as well as digital asset management.
Join Proton and build a better internet where privacy is the default - At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to privacy, security, and freedom online. Our journey began with Proton Mail, the largest secure email service globally, and has since expanded to include Proton VPN, Proton Calendar, Proton Drive, and Proton Pass. These tools empower individuals and organizations to take control of their personal data, break away from Big Tech's invasive practices, and defeat censorship. Our work impacts hundreds of millions of lives, from activists on the front lines defending freedom to leaders in governments protecting sensitive information.
Join Proton and build a better internet where privacy is the default - At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to privacy, security, and freedom online. Our journey began with Proton Mail, the largest secure email service globally, and has since expanded to include Proton VPN, Proton Calendar, Proton Drive, and Proton Pass. These tools empower individuals and organizations to take control of their personal data, break away from Big Tech's invasive practices, and defeat censorship. Our work impacts hundreds of millions of lives, from activists on the front lines defending freedom to leaders in governments protecting sensitive information.
We are looking for a rare hybrid talent someone who can hack together end-to-end prototypes at speed while also standing confidently in front of a customer's executive team. This role sits at the intersection of engineering, product, and business development . You will be one of the first technical faces customers meet, building semi-deployable prototypes, testing product-market fit in the wild, and representing us in high-stakes conversations with senior stakeholders. If you're an entrepreneurial engineer who thrives in ambiguity, loves building quickly, and wants to see the immediate impact of your work with customers, this role is for you. * Rapidly design, build, and deliver end-to-end prototypes, demos, and proofs-of-concept that help prospects and partners experience the art of the possible.
We are looking for a rare hybrid talent someone who can hack together end-to-end prototypes at speed while also standing confidently in front of a customer's executive team. This role sits at the intersection of engineering, product, and business development . You will be one of the first technical faces customers meet, building semi-deployable prototypes, testing product-market fit in the wild, and representing us in high-stakes conversations with senior stakeholders. If you're an entrepreneurial engineer who thrives in ambiguity, loves building quickly, and wants to see the immediate impact of your work with customers, this role is for you. * Rapidly design, build, and deliver end-to-end prototypes, demos, and proofs-of-concept that help prospects and partners experience the art of the possible.