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49 Work From Home API jobs in The City, City of London + 20 miles
206 exact matches jobs are outside your preferred location
TypeScript | React | Go | Python | Mission-Driven Start-up - Weve partnered with a mission-driven, remote-first start-up thats transforming a global industry worth billions. Their platform is tackling long-standing inefficiencies, unlocking fairness, transparency, and faster payments for creators and rights-holders worldwide. Theyre looking for a Full Stack Software Engineer who wants to build technology that makes a real impact. You wont just write code - youll solve real-world problems that improve how people get paid and recognized. Youll build end-to-end features across UI, APIs, and infrastructure, helping the team deliver meaningful products. * Salary:Up to £100,000 (DOE) * Location:Fully remote (UK only) * Key Technologies:TypeScript, React, Next.js, Go or Python, AWS or GCP - Senior Software Engineer Requirements * 5+ years experience as a Software Engineer (F
TypeScript | React | Go | Python | Mission-Driven Start-up - Weve partnered with a mission-driven, remote-first start-up thats transforming a global industry worth billions. Their platform is tackling long-standing inefficiencies, unlocking fairness, transparency, and faster payments for creators and rights-holders worldwide. Theyre looking for a Full Stack Software Engineer who wants to build technology that makes a real impact. You wont just write code - youll solve real-world problems that improve how people get paid and recognized. Youll build end-to-end features across UI, APIs, and infrastructure, helping the team deliver meaningful products. * Salary:Up to £100,000 (DOE) * Location:Fully remote (UK only) * Key Technologies:TypeScript, React, Next.js, Go or Python, AWS or GCP - Senior Software Engineer Requirements * 5+ years experience as a Software Engineer (F
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Day Rate: £500 - £700 - Duration: 6 months - IR35: Outside Scope - Overview - Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Engage in diverse and challenging projects, delivering immediate value to clients while enhancing your technical skills. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. * Experience the flexibility of contract work, allowing you to choose projects that align with your expertise and career goals. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. Key Skills
Day Rate: £500 - £700 - Duration: 6 months - IR35: Outside Scope - Overview - Are you a talented Software Developer eager to take on exciting project-based work with leading organisations? We are seeking skilled developers for multiple contract opportunities across various sectors, including tech, finance, and healthcare. * Engage in diverse and challenging projects, delivering immediate value to clients while enhancing your technical skills. * Collaborate with innovative teams to design and implement robust software solutions that meet business needs. * Experience the flexibility of contract work, allowing you to choose projects that align with your expertise and career goals. These contract roles are ideal for developers looking to make an impact quickly and explore different industries while enjoying the freedom of flexible assignments. Key Skills
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Do you bring a breadth of technical expertise across reservation systems, Dynamics CRM, and API design? * Deep technical expertise across API design, integration layers, and data flow management.
Do you bring a breadth of technical expertise across reservation systems, Dynamics CRM, and API design? * Deep technical expertise across API design, integration layers, and data flow management.
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We're looking for a skilled Full-Stack Developer who thrives at the intersection of geospatial data, modern web technologies, and backend API development. Backend: Node.js, Python, .NET (or equivalent) API development * Proven experience in front-end mapping libraries and backend API development
We're looking for a skilled Full-Stack Developer who thrives at the intersection of geospatial data, modern web technologies, and backend API development. Backend: Node.js, Python, .NET (or equivalent) API development * Proven experience in front-end mapping libraries and backend API development
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Strong understanding of JSON data structures and API calls.
Strong understanding of JSON data structures and API calls.
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Have practical knowledge of C#, Web API testing, Azure portal
Have practical knowledge of C#, Web API testing, Azure portal
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
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The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
The Hoddesdon site has state-of-the-art Good Manufacturing Practice (GMP) standard facilities for the development of Active Pharmaceutical Ingredients (API), Formulation Development (FD) and Process Chemistry (PC).
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Experience with relational databases and API design.
Experience with relational databases and API design.
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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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Understanding of web services (HTTP, Web API, Web protocols)
Understanding of web services (HTTP, Web API, Web protocols)
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Senior Java Engineering Lead - Digital Markets Infrastructure
Senior Java Engineering Lead - Digital Markets Infrastructure
London Stock Exchange
South East
Competitive
Solid understanding of REST API design principles.
Solid understanding of REST API design principles.
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API development using technologies and standards like REST/GraphQL/gRPC or similar.
API development using technologies and standards like REST/GraphQL/gRPC or similar.
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FIEQ Product, BNY London - At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators and champions of inclusion, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. The Markets business helps our clients formulate, implement and operationalize their investment strategies.
FIEQ Product, BNY London - At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators and champions of inclusion, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. The Markets business helps our clients formulate, implement and operationalize their investment strategies.
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Expertise in cloud architecture, microservices, API gateway design, DevOps practices, datapipelines, and enterprise service mesh architecture.
Expertise in cloud architecture, microservices, API gateway design, DevOps practices, datapipelines, and enterprise service mesh architecture.
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Become an expert on SkyHives application ecosystem and API or flat file-based integrations * Solid understanding of Cloud-based technologies and SaaS fundamentals * Strong API knowledge (REST) for enterprise integrations
Become an expert on SkyHives application ecosystem and API or flat file-based integrations * Solid understanding of Cloud-based technologies and SaaS fundamentals * Strong API knowledge (REST) for enterprise integrations
Experience defining product functional specifications including API, CLI and GUI
Experience defining product functional specifications including API, CLI and GUI
Collaborate with Ops Tech to manage API use, system performance, and platform scalability. * Working knowledge of JavaScript or Python for API interactions for customizations.
Collaborate with Ops Tech to manage API use, system performance, and platform scalability. * Working knowledge of JavaScript or Python for API interactions for customizations.
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Full Stack Developer .NET / Angular - Hybrid 2 -3 days based in Coleshill, Warwickshire (UK-based) | Permanent | Full-Time? Work on a global SaaS platform transforming recruitment tech - Microsoft Partner | Cutting-Edge Greenfield Projects | Agile Delivery - About Mercury - Mercury is a fast-growing SaaS business operating in close partnership with Microsoft. We specialise in delivering market-leading recruitment technology to professional staffing sectors worldwide. Our flagship product is a custom-built Applicant Tracking System (ATS) built on Microsoft Dynamics 365, tailored specifically for recruitment agencies and talent-focused businesses. With a modern tech stack and a culture of innovation, were on a mission to transform how recruitment businesses operate empowering them with scalable, intuitive software solutions. The Role
Full Stack Developer .NET / Angular - Hybrid 2 -3 days based in Coleshill, Warwickshire (UK-based) | Permanent | Full-Time? Work on a global SaaS platform transforming recruitment tech - Microsoft Partner | Cutting-Edge Greenfield Projects | Agile Delivery - About Mercury - Mercury is a fast-growing SaaS business operating in close partnership with Microsoft. We specialise in delivering market-leading recruitment technology to professional staffing sectors worldwide. Our flagship product is a custom-built Applicant Tracking System (ATS) built on Microsoft Dynamics 365, tailored specifically for recruitment agencies and talent-focused businesses. With a modern tech stack and a culture of innovation, were on a mission to transform how recruitment businesses operate empowering them with scalable, intuitive software solutions. The Role
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API & integrations: Configure and manage connections with subscription management tools, sales and inventory systems, customer support tools, and cloud services. * API Integration : Ability to integrate third-party APIs and build custom features across the stack.
API & integrations: Configure and manage connections with subscription management tools, sales and inventory systems, customer support tools, and cloud services. * API Integration : Ability to integrate third-party APIs and build custom features across the stack.
Hands-on API experience youve owned partner integrations end-to-end.
Hands-on API experience youve owned partner integrations end-to-end.
Role & Responsibilities - Role Overview - As a Junior Backend Engineer at Grabyo; you will have exposure to the backend APIs and services that power the core of the Grabyo Platform. Some days, you might be part of the team behind key features like building markers in the Live clipping or AI-powered highlights workflows. Other days, you could contribute to evolving our architecture as we advance towards a scalable, microservices-based platform. Java, Spring, Go, Node.js, NoSQL, serverless architectures, microservices, Terraform, AWS SAM, DynamoDB, media processing, Terraform, AWS Lambda these are a few of the state-of-the-art techs you will be working with - To make sure you keep growing your knowledge around tech, we provide you with professional development opportunities like Hackathons, development budget and pair programming days to improve our automated testing cu
Role & Responsibilities - Role Overview - As a Junior Backend Engineer at Grabyo; you will have exposure to the backend APIs and services that power the core of the Grabyo Platform. Some days, you might be part of the team behind key features like building markers in the Live clipping or AI-powered highlights workflows. Other days, you could contribute to evolving our architecture as we advance towards a scalable, microservices-based platform. Java, Spring, Go, Node.js, NoSQL, serverless architectures, microservices, Terraform, AWS SAM, DynamoDB, media processing, Terraform, AWS Lambda these are a few of the state-of-the-art techs you will be working with - To make sure you keep growing your knowledge around tech, we provide you with professional development opportunities like Hackathons, development budget and pair programming days to improve our automated testing cu
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Your Role - This role requires managing the technical requirements of our go-to-market efforts with a major partner, working closely with internal teams and this partner ecosystem. Your efforts will enable our partner to better sell solutions that include Wind River products. You will position and provide support for Wind Rivers portfolio including eLxr Pro Linux, Studio Operator and other Wind River Edge products as needed. You will also leverage the OpenStack Foundations StarlingX project to deliver geographically distributed, high-performance, production-grade Kubernetes-based solutions for managing edge cloud infrastructure. The solutions you will support address complex challenges of deploying physically distributed clouds at scale and managing highly available and secure platforms for modern enterprise applications.
Your Role - This role requires managing the technical requirements of our go-to-market efforts with a major partner, working closely with internal teams and this partner ecosystem. Your efforts will enable our partner to better sell solutions that include Wind River products. You will position and provide support for Wind Rivers portfolio including eLxr Pro Linux, Studio Operator and other Wind River Edge products as needed. You will also leverage the OpenStack Foundations StarlingX project to deliver geographically distributed, high-performance, production-grade Kubernetes-based solutions for managing edge cloud infrastructure. The solutions you will support address complex challenges of deploying physically distributed clouds at scale and managing highly available and secure platforms for modern enterprise applications.
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At IVC Evidensia , were on a mission to improve the lives of animals and their owners by building the worlds best veterinary group. With over 2,500 locations globally, were investing in people, technology, and data to deliver exceptional care. Were undergoing a major digital transformation and data is at the heart of it. As our Data Architect , youll play a pivotal role in designing and delivering the data strategy that powers smarter decisions, enhances patient care, and enables cutting-edge AI initiatives. Why This Role Matters Youll be the technical authority driving how we manage and grow our data warehouse and BI capabilities. By aligning our data architecture with business goals, youll help unify insights across systems, improve reporting, and elevate the experience for our clients and their pets.
At IVC Evidensia , were on a mission to improve the lives of animals and their owners by building the worlds best veterinary group. With over 2,500 locations globally, were investing in people, technology, and data to deliver exceptional care. Were undergoing a major digital transformation and data is at the heart of it. As our Data Architect , youll play a pivotal role in designing and delivering the data strategy that powers smarter decisions, enhances patient care, and enables cutting-edge AI initiatives. Why This Role Matters Youll be the technical authority driving how we manage and grow our data warehouse and BI capabilities. By aligning our data architecture with business goals, youll help unify insights across systems, improve reporting, and elevate the experience for our clients and their pets.
Apply now - Date: 27 Aug 2025 - Location: London region, GB - 81357 - Power System & Product Development Engineer - This Power System & Product Development Engineer will report to the Network Access Manager and will work within DSO directorate based in our London office. You will be a permanent employee. You will attract a salary of £80,574.00 and a bonus of 3%. This role can also offer blended working after probationary period (6 months) - 3 days in the office and 2 remote - Close Date: 14/09/2025 - We also provide the following additional benefits * 25 Days Annual Leave plus bank holidays. * Reservist Leave - Additional 18 days full pay and 22 unpaid * Personal Pension Plan - Personal contribution rates of 4% or 5% (UK Power Networks will make a corresponding contribution of 8% or 10%) * Tenancy Loan Deposit Scheme, Season Ticket Loan
Apply now - Date: 27 Aug 2025 - Location: London region, GB - 81357 - Power System & Product Development Engineer - This Power System & Product Development Engineer will report to the Network Access Manager and will work within DSO directorate based in our London office. You will be a permanent employee. You will attract a salary of £80,574.00 and a bonus of 3%. This role can also offer blended working after probationary period (6 months) - 3 days in the office and 2 remote - Close Date: 14/09/2025 - We also provide the following additional benefits * 25 Days Annual Leave plus bank holidays. * Reservist Leave - Additional 18 days full pay and 22 unpaid * Personal Pension Plan - Personal contribution rates of 4% or 5% (UK Power Networks will make a corresponding contribution of 8% or 10%) * Tenancy Loan Deposit Scheme, Season Ticket Loan