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76 API jobs in Borehamwood + 20 miles
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Python Developer - 9-12 Month Contract (Outside IR35)
Python Developer - 9-12 Month Contract (Outside IR35)
Halian Technology Limited
W2, West London
From £450 to £500 per day
Location: Hybrid (1 day a week in London, UK) * Contract Duration: 9-12 months * Rate: 480per day (Outside IR35) Exciting Projects:Work on innovative digital solutions in a start-up environment. Flexible Working:Enjoy a hybrid role with one day a week in London. Collaborative Culture:Be part of a talented, supportive team that values your input. We are recruiting on behalf of an innovative Design Agencylooking forexperiencedPython Developers. This is an excellent opportunity for experienced developers eager to work on exciting projects in a dynamic and fast-paced environment. Our client is a rapidly expanding start-up specialising in events services and design, applyingthe power of their collective imagination to creative, commercial, and cultural challenges for massive enterprises such as Amazon and Google
Location: Hybrid (1 day a week in London, UK) * Contract Duration: 9-12 months * Rate: 480per day (Outside IR35) Exciting Projects:Work on innovative digital solutions in a start-up environment. Flexible Working:Enjoy a hybrid role with one day a week in London. Collaborative Culture:Be part of a talented, supportive team that values your input. We are recruiting on behalf of an innovative Design Agencylooking forexperiencedPython Developers. This is an excellent opportunity for experienced developers eager to work on exciting projects in a dynamic and fast-paced environment. Our client is a rapidly expanding start-up specialising in events services and design, applyingthe power of their collective imagination to creative, commercial, and cultural challenges for massive enterprises such as Amazon and Google
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Espire Infolabs is hiring for Front End Developer(React.js) for London, UK location. Role :Front End Developer(React.js) Location: London, UK(3 Days/Week onsite) Desired Industry Experience:5+ years - Relevant Experience:React. Js, Typescript, Azure - Proven experience as a Front-End Developer with a focus on React.js, and Typescript. Familiarity with C# and .Net. Strong proficiency in JavaScript, ES6/ES7, and related front-end technologies. Familiarity with state management libraries such as Redux. Experience with version control systems, such as Git. Experience with the Web Content Accessibility Guidelines. Knowledge of responsive web design principles and CSS frameworks. Understanding of RESTful APIs and asynchronous data retrieval. Experience with unit testing. Strong problem-solving and debugging skills. Excellent teamwork and communication skills.
Espire Infolabs is hiring for Front End Developer(React.js) for London, UK location. Role :Front End Developer(React.js) Location: London, UK(3 Days/Week onsite) Desired Industry Experience:5+ years - Relevant Experience:React. Js, Typescript, Azure - Proven experience as a Front-End Developer with a focus on React.js, and Typescript. Familiarity with C# and .Net. Strong proficiency in JavaScript, ES6/ES7, and related front-end technologies. Familiarity with state management libraries such as Redux. Experience with version control systems, such as Git. Experience with the Web Content Accessibility Guidelines. Knowledge of responsive web design principles and CSS frameworks. Understanding of RESTful APIs and asynchronous data retrieval. Experience with unit testing. Strong problem-solving and debugging skills. Excellent teamwork and communication skills.
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Senior Backend Software Engineer (Python)
Senior Backend Software Engineer (Python)
Plexus Resource Solutions Ltd
EC1A, City of London
From £90,000 to £120,000 per annum
Web3 - London, England £90-£120K - Plexus are working with a company that are building the future of gaming by introducing equitable ownership and compensation models powered by blockchain. Through our suite of Web3 games and DAO-driven products, we create opportunities for players worldwide to share in the value they help create. As a Senior Backend Engineer, youll play a key role in shaping the infrastructure behind Web3 products. From crafting Python-based APIs to building seamless blockchain integrations, youll help power a platform that brings decentralized ownership to the next generation of gaming - Responsibilities * Architect and develop backend systems to power Web3 applications * Build and deploy RESTful APIs using Python * Connect backend services with Web3 protocols, blockchains, DAOs, and smart contracts - What we're looking for
Web3 - London, England £90-£120K - Plexus are working with a company that are building the future of gaming by introducing equitable ownership and compensation models powered by blockchain. Through our suite of Web3 games and DAO-driven products, we create opportunities for players worldwide to share in the value they help create. As a Senior Backend Engineer, youll play a key role in shaping the infrastructure behind Web3 products. From crafting Python-based APIs to building seamless blockchain integrations, youll help power a platform that brings decentralized ownership to the next generation of gaming - Responsibilities * Architect and develop backend systems to power Web3 applications * Build and deploy RESTful APIs using Python * Connect backend services with Web3 protocols, blockchains, DAOs, and smart contracts - What we're looking for
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*inside IR35* Key Responsibilities * Lead the design, implementation, and optimisation of CyberArk PAM solutions. * Manage CyberArk components including Vault, CPM, PSM, PSMP, CCP, PTA, AIM. * Plan and execute major version upgrades and migrations. * Automate credential onboarding, rotation, and decommissioning. * Develop and maintain Safes, RBAC structures, and master policies aligned to NIST 800-53 and Zero Trust. * Build custom connectors for non-standard platforms (e.g., Oracle Cloud). * Provide SME-level support and troubleshooting across CyberArk environments. * Integrate CyberArk with DevOps pipelines using AIM/AAM/Conjur. * Maintain documentation and deliver training to internal teams. Required Skills & Experience * 10+ years of hands-on experience with CyberArk PAM suite. * Strong knowledge of privileged access concepts, RBAC, and compliance frameworks (NIST,
*inside IR35* Key Responsibilities * Lead the design, implementation, and optimisation of CyberArk PAM solutions. * Manage CyberArk components including Vault, CPM, PSM, PSMP, CCP, PTA, AIM. * Plan and execute major version upgrades and migrations. * Automate credential onboarding, rotation, and decommissioning. * Develop and maintain Safes, RBAC structures, and master policies aligned to NIST 800-53 and Zero Trust. * Build custom connectors for non-standard platforms (e.g., Oracle Cloud). * Provide SME-level support and troubleshooting across CyberArk environments. * Integrate CyberArk with DevOps pipelines using AIM/AAM/Conjur. * Maintain documentation and deliver training to internal teams. Required Skills & Experience * 10+ years of hands-on experience with CyberArk PAM suite. * Strong knowledge of privileged access concepts, RBAC, and compliance frameworks (NIST,
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*inside IR35* Key Responsibilities * Lead the design, implementation, and optimisation of CyberArk PAM solutions. * Manage CyberArk components including Vault, CPM, PSM, PSMP, CCP, PTA, AIM. * Plan and execute major version upgrades and migrations. * Automate credential onboarding, rotation, and decommissioning. * Develop and maintain Safes, RBAC structures, and master policies aligned to NIST 800-53 and Zero Trust. * Build custom connectors for non-standard platforms (e.g., Oracle Cloud). * Provide SME-level support and troubleshooting across CyberArk environments. * Integrate CyberArk with DevOps pipelines using AIM/AAM/Conjur. * Maintain documentation and deliver training to internal teams. Required Skills & Experience * 10+ years of hands-on experience with CyberArk PAM suite. * Strong knowledge of privileged access concepts, RBAC, and compliance frameworks (NIST,
*inside IR35* Key Responsibilities * Lead the design, implementation, and optimisation of CyberArk PAM solutions. * Manage CyberArk components including Vault, CPM, PSM, PSMP, CCP, PTA, AIM. * Plan and execute major version upgrades and migrations. * Automate credential onboarding, rotation, and decommissioning. * Develop and maintain Safes, RBAC structures, and master policies aligned to NIST 800-53 and Zero Trust. * Build custom connectors for non-standard platforms (e.g., Oracle Cloud). * Provide SME-level support and troubleshooting across CyberArk environments. * Integrate CyberArk with DevOps pipelines using AIM/AAM/Conjur. * Maintain documentation and deliver training to internal teams. Required Skills & Experience * 10+ years of hands-on experience with CyberArk PAM suite. * Strong knowledge of privileged access concepts, RBAC, and compliance frameworks (NIST,
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Description - Role Overview: We are seeking a skilled Calypso Developer to support a strategic transformation programme aimed at establishing Calypso as the single book of record for all OTC Derivative trades within our Securities Services business. This role will be instrumental in expanding Calypso coverage, automating trade capture, lifecycle events, and pricing for a wide range of products and clients. ________________________________________ Key Responsibilities: Develop and configure Calypso to support new OTC derivative products including: o CDS (Options) o Performance Swaps Market Index o CDS Index Tranche Automate trade capture and lifecycle event processing for ~9 clients currently using manual input. Implement automated pricing solutions for ~11 clients currently priced manually. Collaborate with business analysts, product owners, and operations teams to ga
Description - Role Overview: We are seeking a skilled Calypso Developer to support a strategic transformation programme aimed at establishing Calypso as the single book of record for all OTC Derivative trades within our Securities Services business. This role will be instrumental in expanding Calypso coverage, automating trade capture, lifecycle events, and pricing for a wide range of products and clients. ________________________________________ Key Responsibilities: Develop and configure Calypso to support new OTC derivative products including: o CDS (Options) o Performance Swaps Market Index o CDS Index Tranche Automate trade capture and lifecycle event processing for ~9 clients currently using manual input. Implement automated pricing solutions for ~11 clients currently priced manually. Collaborate with business analysts, product owners, and operations teams to ga
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Deep Azure expertise, with M365 ecosystem governance: Power Platform, E5 optimisation, Azure integration services such as Logic Apps, Service Bus, Event Grid, API Management).
Deep Azure expertise, with M365 ecosystem governance: Power Platform, E5 optimisation, Azure integration services such as Logic Apps, Service Bus, Event Grid, API Management).
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Backend Software Engineer C# .Net - Asset Management
Backend Software Engineer C# .Net - Asset Management
Client Server
The City, EC4
£100000 - £150000 per annum + bonus + benefits
There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js.
There's a focus on backend and API development although you'll also have elements of front end work with JavaScript and React.js.
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Senior Backend Engineer
Senior Backend Engineer
Plexus Resource Solutions Ltd
EC1, City of London
From £60,000 to £100,000 per annum
Use Rest API with Python
Use Rest API with Python
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FTP/SFTP, SSL Certificates, REST API, SOAP, Postman, Excel, CSV files ??
FTP/SFTP, SSL Certificates, REST API, SOAP, Postman, Excel, CSV files ??
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Strong knowledge of Django (or similar) and API design
Strong knowledge of Django (or similar) and API design
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Senior Full Stack Developer
Senior Full Stack Developer
HBG Recruitment
South East
£85000 - £95000 per annum + pension, and amazing benefits package
Exposure to AWS (S3, Lambda, EC2, API Gateway)
Exposure to AWS (S3, Lambda, EC2, API Gateway)
Senior Full Stack Developer
Senior Full Stack Developer
HBG Recruitment
Campden Hill, W8 5HY
£85000 - £95000 per annum + pension, and amazing benefits package
Exposure to AWS (S3, Lambda, EC2, API Gateway)
Exposure to AWS (S3, Lambda, EC2, API Gateway)
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AI (artificial intelligence) DevOps Engineer
AI (artificial intelligence) DevOps Engineer
Huxley Associates
EC1, City of London
£60000 - £90000 per annum
You'll also ensure alignment with enterprise-grade security practices, including zero trust principles, identity-aware routing, and integration with Azure API Management and Application Gateway. * API Gateway, Azure API Management (APIM), Azure Application Gateway
You'll also ensure alignment with enterprise-grade security practices, including zero trust principles, identity-aware routing, and integration with Azure API Management and Application Gateway. * API Gateway, Azure API Management (APIM), Azure Application Gateway
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Writing (looking for experience with Scala, JavaScript, Java or any ideally procedural programming or alternatively object-orientated language), running and debugging functional automation tests on an integrated development environment (IDE) for front-end and API testing and frameworks including Cucumber BDD or Junit or Rest Assured
Writing (looking for experience with Scala, JavaScript, Java or any ideally procedural programming or alternatively object-orientated language), running and debugging functional automation tests on an integrated development environment (IDE) for front-end and API testing and frameworks including Cucumber BDD or Junit or Rest Assured
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Development/AI Manager
Development/AI Manager
McCabe & Barton
EC1V, City of London
Up to £150,000 per annum Plus Excellent benefits package
Knowledge of microservices architecture, API design (REST, GraphQL)
Knowledge of microservices architecture, API design (REST, GraphQL)
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Data exchange and processing skills (e.g. ETL, ESB, API...)
Data exchange and processing skills (e.g. ETL, ESB, API...)
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Front-End QA Tester
Front-End QA Tester
REC SOLUTIONS LIMITED
The City, EC4
Competitive base Plus Discretionary Bonus and Benefits
API testing experience (REST/GraphQL) - both automated and manual * Python knowledge (for backend/API testing)
API testing experience (REST/GraphQL) - both automated and manual * Python knowledge (for backend/API testing)
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Principal Software Engineer - Unified Client Experience (UCX)
Principal Software Engineer - Unified Client Experience (UCX)
Hargreaves Lansdown
EC1, City of London
Up to £11500 per annum + Generous bonus, pension, PMI & more
Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services.
Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services.
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Senior Software Engineer - Unified Client Experience (UCX)
Senior Software Engineer - Unified Client Experience (UCX)
Hargreaves Lansdown
EC1, City of London
£75000 - £95000 per annum + Generous bonus, pension, PMI & more
Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services.
Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services.
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Software Engineering Manager - Unified Client Experience (UCX)
Software Engineering Manager - Unified Client Experience (UCX)
Hargreaves Lansdown
EC1, City of London
£90000 - £115000 per annum + Generous bonus, pension, PMI and more
Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services.
Solid experience in building and deploying frontend applications in React or React Native with hands-on knowledge of secure API design and authentication services.
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Strong background in test automation ((Playwright, Appium, API,etc.)
Strong background in test automation ((Playwright, Appium, API,etc.)
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Your Opportunity: Based in our Enfield office with a hybrid working model, youll join the Global Customer Satisfaction department as a Technical Support Specialist. If youre passionate about providing outstanding customer support, building strong client relationships, and enjoy working in a fast-paced, technology-focused environment, this is the role for you! Were seeking a dedicated French-speaking Technical Support Specialist to assist customers using EBSCO software solutions and help ensure their success. * Troubleshoot and resolve product-related issues * Guide clients through installation, configuration, and upgrades * Monitor customer casework and ensure timely resolution * Conduct proactive service meetings and communicate updates * Advocate for customer needs across internal teams * Deliver internal training and maintain support documentation
Your Opportunity: Based in our Enfield office with a hybrid working model, youll join the Global Customer Satisfaction department as a Technical Support Specialist. If youre passionate about providing outstanding customer support, building strong client relationships, and enjoy working in a fast-paced, technology-focused environment, this is the role for you! Were seeking a dedicated French-speaking Technical Support Specialist to assist customers using EBSCO software solutions and help ensure their success. * Troubleshoot and resolve product-related issues * Guide clients through installation, configuration, and upgrades * Monitor customer casework and ensure timely resolution * Conduct proactive service meetings and communicate updates * Advocate for customer needs across internal teams * Deliver internal training and maintain support documentation
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Company Overview - At Motorola Solutions, we believe that everything starts with our people. Were a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination thats critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future. Department Overview - The Senior Software Security Engineer will be responsible for analysing software designs and implementations from a security perspective, identifying and proposing remediations to security issues throughout the software development lifecycle (SDLC). Job Description - This role is primarily hybrid, with occasional travel to our UK offices,
Company Overview - At Motorola Solutions, we believe that everything starts with our people. Were a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination thats critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future. Department Overview - The Senior Software Security Engineer will be responsible for analysing software designs and implementations from a security perspective, identifying and proposing remediations to security issues throughout the software development lifecycle (SDLC). Job Description - This role is primarily hybrid, with occasional travel to our UK offices,
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Software Developer/Analyst
Software Developer/Analyst
International Rescue Committee, U.k.
City of London, London
£45,954 - £53,614 a year
The International Rescue Committee (IRC) responds to the world's worst humanitarian crises, helping to restore health, safety, education, economic wellbeing, and power to people devastated by conflict and disaster. Founded in 1933 at the call of Albert Einstein, the IRC is one of the world's largest international humanitarian non-governmental organizations (INGO), at work in more than 40 countries and 29 U.S. cities helping people to survive, reclaim control of their future and strengthen their communities. A force for humanity, IRC employees deliver lasting impact by restoring safety, dignity and hope to millions. If you're a solutions-driven, passionate change-maker, come join us in positively impacting the lives of millions of people world-wide for a better future. We aim to make our programs a model for the highest global standards and to cultivate power and lasti
The International Rescue Committee (IRC) responds to the world's worst humanitarian crises, helping to restore health, safety, education, economic wellbeing, and power to people devastated by conflict and disaster. Founded in 1933 at the call of Albert Einstein, the IRC is one of the world's largest international humanitarian non-governmental organizations (INGO), at work in more than 40 countries and 29 U.S. cities helping people to survive, reclaim control of their future and strengthen their communities. A force for humanity, IRC employees deliver lasting impact by restoring safety, dignity and hope to millions. If you're a solutions-driven, passionate change-maker, come join us in positively impacting the lives of millions of people world-wide for a better future. We aim to make our programs a model for the highest global standards and to cultivate power and lasti