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7 Contract API jobs in South Croydon + 10 miles
198 exact matches jobs are outside your preferred location
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Experience with RESTful API design and development
Experience with RESTful API design and development
Start date: Immediately Dependent on experience Hybrid (London) Who We Are - Since its inception, Aventum Group has sought to take a different approach to insurance. We are on a mission to be the most inspiring specialty (re)insurance group in the world. At the heart of Aventum are our people. Our employees collaborate in dynamic, service-focused teams. Together, we strive daily to achieve our goals and objectives with a shared dedication to revolutionising the insurance industry for the better. The Company offers a competitive benefits package via a flexible benefits platform. In addition to core benefits, employees can tailor their benefits according to their individual needs. Employee development is key to the ongoing development of Aventum on the whole. We invest in our people, empowering them to grow their careers and advance within the Group.
Start date: Immediately Dependent on experience Hybrid (London) Who We Are - Since its inception, Aventum Group has sought to take a different approach to insurance. We are on a mission to be the most inspiring specialty (re)insurance group in the world. At the heart of Aventum are our people. Our employees collaborate in dynamic, service-focused teams. Together, we strive daily to achieve our goals and objectives with a shared dedication to revolutionising the insurance industry for the better. The Company offers a competitive benefits package via a flexible benefits platform. In addition to core benefits, employees can tailor their benefits according to their individual needs. Employee development is key to the ongoing development of Aventum on the whole. We invest in our people, empowering them to grow their careers and advance within the Group.
As a Technical Business Analyst you will be working on our consulting projects, primarily designing RESTful API services. Capture and curate business requirements and system documentation in JIRA/Confluence as , user stories, API design, API enhancements - Design RESTful web APIs for new and existing products in an API first context, in accordance with strategic guidance provided by the technical architect. Specify contracts for messaging and web services, primarily using JSON Schema and Open API Specification (Swagger), respectively. Comfortable working with source code (Git) to manage API specifications. Able to work with a web API testing tool such as Postman, including crafting authentication tokens
As a Technical Business Analyst you will be working on our consulting projects, primarily designing RESTful API services. Capture and curate business requirements and system documentation in JIRA/Confluence as , user stories, API design, API enhancements - Design RESTful web APIs for new and existing products in an API first context, in accordance with strategic guidance provided by the technical architect. Specify contracts for messaging and web services, primarily using JSON Schema and Open API Specification (Swagger), respectively. Comfortable working with source code (Git) to manage API specifications. Able to work with a web API testing tool such as Postman, including crafting authentication tokens
Become a subject matter expert around TravelPerk product along with our API ecosystem and developer hub at a precise solution level. Knowledge of web service technologies (REST / JSON) and API usage integrations
Become a subject matter expert around TravelPerk product along with our API ecosystem and developer hub at a precise solution level. Knowledge of web service technologies (REST / JSON) and API usage integrations
Reposted 9 Days Ago Be an Early Applicant London, Greater London, England London, Greater London, EnglandAs a Senior Lead Software Engineer, you'll direct engineering teams, oversee API services development, and ensure high-quality software delivery while collaborating with business leads. * Take ownership for the design, development, maintenance, testing strategy, and operations of API services written primarily in C# with SQL and NoSQL databases hosted in AWS.
Reposted 9 Days Ago Be an Early Applicant London, Greater London, England London, Greater London, EnglandAs a Senior Lead Software Engineer, you'll direct engineering teams, oversee API services development, and ensure high-quality software delivery while collaborating with business leads. * Take ownership for the design, development, maintenance, testing strategy, and operations of API services written primarily in C# with SQL and NoSQL databases hosted in AWS.
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Taking architectural ownership for various critical components & systems: such as building API endpoints to different microservices and implementing a big data software architecture to process large amounts of data
Taking architectural ownership for various critical components & systems: such as building API endpoints to different microservices and implementing a big data software architecture to process large amounts of data
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REST, GraphQL, JSON Schema, and JSON:API
REST, GraphQL, JSON Schema, and JSON:API
Responsibilities - As a C# developer, you will join a dispersed team (located in London, Bangalore, and Warsaw) and contribute to development of Pricing and E-trading applications (desktop applications) used by our business all around the globe (Hong Kong, Paris, London, New York, etc.). The team is mainly responsible for maintaining around 200 microservices and aggregating the data for desktop applications. As a C# Developer you will write code, but also analyze the needs of the business and translate them into requirements as well as participate in testing and production support activities, as part of an agile team following Scrum methodology. 1. Developing code using Software Craftsmanship best practices. 2. Collaborating with business users and translating their needs into application requirements. 3.
Responsibilities - As a C# developer, you will join a dispersed team (located in London, Bangalore, and Warsaw) and contribute to development of Pricing and E-trading applications (desktop applications) used by our business all around the globe (Hong Kong, Paris, London, New York, etc.). The team is mainly responsible for maintaining around 200 microservices and aggregating the data for desktop applications. As a C# Developer you will write code, but also analyze the needs of the business and translate them into requirements as well as participate in testing and production support activities, as part of an agile team following Scrum methodology. 1. Developing code using Software Craftsmanship best practices. 2. Collaborating with business users and translating their needs into application requirements. 3.
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Reposted 12 Days Ago Be an Early Applicant London, Greater London, England London, Greater London, EnglandAs a Senior Python Developer, you'll develop systems and APIs for applications, ensure scalability, lead projects, and mentor other engineers. The summary above was generated by AIWe're defining what it means to build and deliver the most extraordinary sports and entertainment experiences. Our global team is trailblazing new markets, developing cutting-edge products, and shaping the future of responsible gaming. Here, "impossible" isn't part of our vocabulary. You'll face some of the toughest but most rewarding challenges of your career. They're worth it. Channeling your inner grit will accelerate your growth, help us win as a team, and create unforgettable moments for our customers The Crown Is Yours s.
Reposted 12 Days Ago Be an Early Applicant London, Greater London, England London, Greater London, EnglandAs a Senior Python Developer, you'll develop systems and APIs for applications, ensure scalability, lead projects, and mentor other engineers. The summary above was generated by AIWe're defining what it means to build and deliver the most extraordinary sports and entertainment experiences. Our global team is trailblazing new markets, developing cutting-edge products, and shaping the future of responsible gaming. Here, "impossible" isn't part of our vocabulary. You'll face some of the toughest but most rewarding challenges of your career. They're worth it. Channeling your inner grit will accelerate your growth, help us win as a team, and create unforgettable moments for our customers The Crown Is Yours s.
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Posted 11 Days Ago Be an Early Applicant London, Greater London, England London, Greater London, EnglandThe Software Engineer will develop scalable systems and APIs, troubleshoot software issues, and implement best practices for a high-traffic sports betting environment. The summary above was generated by AIWe're defining what it means to build and deliver the most extraordinary sports and entertainment experiences. Our global team is trailblazing new markets, developing cutting-edge products, and shaping the future of responsible gaming. Here, "impossible" isn't part of our vocabulary. You'll face some of the toughest but most rewarding challenges of your career. They're worth it. Channeling your inner grit will accelerate your growth, help us win as a team, and create unforgettable moments for our customers The Crown Is Yours s.
Posted 11 Days Ago Be an Early Applicant London, Greater London, England London, Greater London, EnglandThe Software Engineer will develop scalable systems and APIs, troubleshoot software issues, and implement best practices for a high-traffic sports betting environment. The summary above was generated by AIWe're defining what it means to build and deliver the most extraordinary sports and entertainment experiences. Our global team is trailblazing new markets, developing cutting-edge products, and shaping the future of responsible gaming. Here, "impossible" isn't part of our vocabulary. You'll face some of the toughest but most rewarding challenges of your career. They're worth it. Channeling your inner grit will accelerate your growth, help us win as a team, and create unforgettable moments for our customers The Crown Is Yours s.
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Job Description - Climate X is seeking a Senior Fullstack TypeScript Engineer in London to develop systems for risk analysis and asset management. The role involves building user interfaces, optimizing performance, and integrating frontend and backend services. Candidates should have strong TypeScript skills, experience in frontend development, and knowledge of REST APIs. The company focuses on climate resilience, serving major financial clients with innovative solutions. About us Climate X is a purpose-driven technology company, backed by GV (Google Ventures), Western Technologies (early investors in Meta, Google, Palantir), Commerz Ventures, Pale Blue Dot, Deloitte, and other world-class investors. We're a wonderfully diverse, growing team with physical offices in London and New York City. Demand for Climate X is growing fast, and we need to build our team!
Job Description - Climate X is seeking a Senior Fullstack TypeScript Engineer in London to develop systems for risk analysis and asset management. The role involves building user interfaces, optimizing performance, and integrating frontend and backend services. Candidates should have strong TypeScript skills, experience in frontend development, and knowledge of REST APIs. The company focuses on climate resilience, serving major financial clients with innovative solutions. About us Climate X is a purpose-driven technology company, backed by GV (Google Ventures), Western Technologies (early investors in Meta, Google, Palantir), Commerz Ventures, Pale Blue Dot, Deloitte, and other world-class investors. We're a wonderfully diverse, growing team with physical offices in London and New York City. Demand for Climate X is growing fast, and we need to build our team!
Posted Yesterday Be an Early Applicant London, Greater London, England London, Greater London, EnglandJoin Contentful to enhance platform capabilities as a Full Stack Software Engineer, focusing on development, collaboration, and continuous improvement in a fast-paced environment. The summary above was generated by AI About the Opportunity - Join Contentful as a Full Stack Software Engineer with the Taxonomies and Search team. This role will focus on enhancing and maintaining the platform's core content capabilities, including taxonomies, ontologies, tags, and search. Become a part of the innovative team at Contentful, where we empower thousands of customers to manage content at scale. Were looking for someone who is passionate about building innovative taxonomy and search solutions, optimizing processes and improving scalability. What to expect?
Posted Yesterday Be an Early Applicant London, Greater London, England London, Greater London, EnglandJoin Contentful to enhance platform capabilities as a Full Stack Software Engineer, focusing on development, collaboration, and continuous improvement in a fast-paced environment. The summary above was generated by AI About the Opportunity - Join Contentful as a Full Stack Software Engineer with the Taxonomies and Search team. This role will focus on enhancing and maintaining the platform's core content capabilities, including taxonomies, ontologies, tags, and search. Become a part of the innovative team at Contentful, where we empower thousands of customers to manage content at scale. Were looking for someone who is passionate about building innovative taxonomy and search solutions, optimizing processes and improving scalability. What to expect?
Design, develop, and maintain desktop applications (Python-based/QT/QML) to control and automate hardware test setups leveraging REST API.
Design, develop, and maintain desktop applications (Python-based/QT/QML) to control and automate hardware test setups leveraging REST API.
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Basic understanding of system integrations and API methodologies
Basic understanding of system integrations and API methodologies
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Mapping all new hotels and packages within the API extranet
Mapping all new hotels and packages within the API extranet
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Documentation & Knowledge Management: Maintain up-to-date technical documentation, including API/interface catalogues, data flow diagrams, environment runbooks, and integration design patterns
Documentation & Knowledge Management: Maintain up-to-date technical documentation, including API/interface catalogues, data flow diagrams, environment runbooks, and integration design patterns
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As a Senior Backend Engineer at Kiln, you will join our Software Team, composed of 14 engineers (Backend, Frontend, QA) split into 3 squads, to build the future of our SaaS/API-first products [ ]. * Software: Go, TypeScript, PostgreSQL, REST API * 2Tb of staking data available through our Kiln Connect API * +6 years of experience as Software Engineer (Backend) , designing, building, and deploying user-facing, infrastructure-related, and/or API-based products. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
As a Senior Backend Engineer at Kiln, you will join our Software Team, composed of 14 engineers (Backend, Frontend, QA) split into 3 squads, to build the future of our SaaS/API-first products [ ]. * Software: Go, TypeScript, PostgreSQL, REST API * 2Tb of staking data available through our Kiln Connect API * +6 years of experience as Software Engineer (Backend) , designing, building, and deploying user-facing, infrastructure-related, and/or API-based products. Our API-first platform provides fully automated validators, staking & DeFi protocols access, and comprehensive data and commission management.
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Demonstrated experience with prompt engineering, API integration, and debugging GenAI behaviors
Demonstrated experience with prompt engineering, API integration, and debugging GenAI behaviors
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We provide a search API used by thousands of customers in more than 100 countries.
We provide a search API used by thousands of customers in more than 100 countries.
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We provide a search API used by thousands of customers in more than 100 countries, handling billions of search queries monthly.
We provide a search API used by thousands of customers in more than 100 countries, handling billions of search queries monthly.
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We provide a search API used by thousands of customers in more than 100 countries, handling billions of search queries monthly.
We provide a search API used by thousands of customers in more than 100 countries, handling billions of search queries monthly.
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They are comfortable showing an engaging communications experience to a CTO or developing a prototype with the API in communication with customer software engineers.
They are comfortable showing an engaging communications experience to a CTO or developing a prototype with the API in communication with customer software engineers.
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They are comfortable showing an engaging communications experience to a CTO or developing a prototype with the API in communication with customer software engineers.
They are comfortable showing an engaging communications experience to a CTO or developing a prototype with the API in communication with customer software engineers.
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Lead and coach a winning team of sales managers, enable best practices and growth and support EMEA cross functional teams in region driving 50-200m ARR in SaaS, API to SLG motions. * Proven Sales Leadership: At least 10+ years of sales leadership experience, with a strong background in managing complex enterprise software sales, particularly in the SaaS or API space. As well as understanding of developer platforms such as Snowflake, MongoDB and API players such as Stripe.
Lead and coach a winning team of sales managers, enable best practices and growth and support EMEA cross functional teams in region driving 50-200m ARR in SaaS, API to SLG motions. * Proven Sales Leadership: At least 10+ years of sales leadership experience, with a strong background in managing complex enterprise software sales, particularly in the SaaS or API space. As well as understanding of developer platforms such as Snowflake, MongoDB and API players such as Stripe.
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Principal Software Engineer - Operations and Customer Services
Principal Software Engineer - Operations and Customer Services
Iglu.com Ltd
Havant, Hampshire
Competitive
Youll be at the technical heart of a business thats transforming how people book cruises online a sector ripe for innovation and full of complexity. About Iglu Why You'll Love Working Here - Working at Iglu means:?? Flat structure, real impact Your ideas matter. Everyone contributes, and youll see the results of your work fast. Cruise perks & travel love Were in the business of adventure, and youll feel it. Smart, supportive people Join a talented, close-knit team that genuinely enjoys solving hard problems together. Room to grow Were on a transformation journey, and theres huge opportunity to shape the future with us. Training and development - We combine a passion for travel with a love for technology , delivering smart, seamless customer experiences and building platforms that handle the complexity of modern cruising all while keeping things collaborative and fun.
Youll be at the technical heart of a business thats transforming how people book cruises online a sector ripe for innovation and full of complexity. About Iglu Why You'll Love Working Here - Working at Iglu means:?? Flat structure, real impact Your ideas matter. Everyone contributes, and youll see the results of your work fast. Cruise perks & travel love Were in the business of adventure, and youll feel it. Smart, supportive people Join a talented, close-knit team that genuinely enjoys solving hard problems together. Room to grow Were on a transformation journey, and theres huge opportunity to shape the future with us. Training and development - We combine a passion for travel with a love for technology , delivering smart, seamless customer experiences and building platforms that handle the complexity of modern cruising all while keeping things collaborative and fun.