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Locations
Locations
Salaries
Date posted
Type of Company
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490 exact matches jobs are outside your preferred location
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Develop, deploy, and monitor cloud solutions using AWS (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3) * Strong grasp of distributed systems, API security (OAuth, API keys, JWT), and Apigee/APIM platforms
Develop, deploy, and monitor cloud solutions using AWS (Lambda, API Gateway, CloudWatch, ECS, ECR, DynamoDB, S3) * Strong grasp of distributed systems, API security (OAuth, API keys, JWT), and Apigee/APIM platforms
NEW
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Experience testing interfaces (inbound/outbound), including file-based and API integrations.
Experience testing interfaces (inbound/outbound), including file-based and API integrations.
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Senior Test Analyst - Collateral Management, Algo
Senior Test Analyst - Collateral Management, Algo
Harvey Nash
City of London, London
£600 - £640 per day
Experience testing interfaces (inbound/outbound), including file-based and API integrations.
Experience testing interfaces (inbound/outbound), including file-based and API integrations.
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Strong understanding of API integration and data flow between backend and frontend.
Strong understanding of API integration and data flow between backend and frontend.
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Microsoft Power Platform / Agentic AI Engineer
Microsoft Power Platform / Agentic AI Engineer
cer Financial
EC2M, City of London
£705 per day £705 per day (via Umbrella)
Microsoft 365 & Graph API Integration * Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel
Microsoft 365 & Graph API Integration * Proficiency in Microsoft Graph API, Azure OpenAI, and Semantic Kernel
FEATURED
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Understanding of API authentication, rate limits, and error handling.
Understanding of API authentication, rate limits, and error handling.
NEW
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.NET Developer
.NET Developer
Halian Technology Limited
W1, Central London
From £70,000 to £80,000 per annum Plus bonus and benefits
Proven hands-on experience withAWS servicessuch as Lambda, ECS/Fargate, API Gateway, DynamoDB, S3, CloudFormation/Terraform.
Proven hands-on experience withAWS servicessuch as Lambda, ECS/Fargate, API Gateway, DynamoDB, S3, CloudFormation/Terraform.
NEW
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Knowledge of Microsoft Graph API, Azure AI Foundry, and Copilot integration is a strong plus.
Knowledge of Microsoft Graph API, Azure AI Foundry, and Copilot integration is a strong plus.
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Data security, encryption standards, secure API architecture and GDPR compliance
Data security, encryption standards, secure API architecture and GDPR compliance
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Integration, API Development and Databases Experience in designing, building and deploying event-driven and RESTful APIs, with foundational knowledge of SQL and relational database design, plus exposure to containerization tools like Docker and orchestration platforms like Kubernetes
Integration, API Development and Databases Experience in designing, building and deploying event-driven and RESTful APIs, with foundational knowledge of SQL and relational database design, plus exposure to containerization tools like Docker and orchestration platforms like Kubernetes
NEW
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Support end-to-end implementation of privacy management tools, including API integrations, tagging, data inventory automation, and consent signals.
Support end-to-end implementation of privacy management tools, including API integrations, tagging, data inventory automation, and consent signals.
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Data Engineer (Football Club)
Data Engineer (Football Club)
Singular Recruitment
W1, Central London
From £50,000 to £70,000 per annum
API Development:Experience building data-centric APIs, especially withFastAPIon serverless platforms likeGoogle App Engine.
API Development:Experience building data-centric APIs, especially withFastAPIon serverless platforms likeGoogle App Engine.
FEATURED
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Mainframe (where relevant): z/OS, CICS, IMS, VSAM, JCL, Control-M, rehost/refactor/API enablement.
Mainframe (where relevant): z/OS, CICS, IMS, VSAM, JCL, Control-M, rehost/refactor/API enablement.
Strong background in software architecture, microservices, and API design.
Strong background in software architecture, microservices, and API design.
NEW
Strong application security background (OWASP Top 10, API security).
Strong application security background (OWASP Top 10, API security).
NEW
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Digital and Web Analyst
Digital and Web Analyst
iQ Student Accommodation Astor House
SE1, South East London, SE1 2DB
£55k - 60k per year + 25 days annual leave (plus bank holidays)
Familiarity with conversion APIs (Meta CAPI, Google Enhanced Conversions, TikTok Events API)
Familiarity with conversion APIs (Meta CAPI, Google Enhanced Conversions, TikTok Events API)
NEWFEATURED
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Experience in API and BDD testing
Experience in API and BDD testing
NEW
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
NEWEQUALITY BOOST
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Large Language API's (from 2021) * Assisting with the maintenance and iteration of a FastAPI-based web API hosted on AWS.
Large Language API's (from 2021) * Assisting with the maintenance and iteration of a FastAPI-based web API hosted on AWS.
NEW
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Rapidly learn complex API syntaxes and interfaces, understand their business context, and keep pace with ongoing changes.
Rapidly learn complex API syntaxes and interfaces, understand their business context, and keep pace with ongoing changes.
PREMIUM
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Build and work with modern API and microservices architectures
Build and work with modern API and microservices architectures
PREMIUM
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Experience with AWS, Kubernetes, Service Mesh, API gateways, and API Security (authentication and authorization).
Experience with AWS, Kubernetes, Service Mesh, API gateways, and API Security (authentication and authorization).
NEW
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API analysis and design
API analysis and design
FEATURED
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Solutions Architect - 6 months £700 per day - This logistics business, based in central London, has undertaken a significant change and transformation programme, the outcome of which is a new multi SAAS platform that will underpins the future state of the architecture. As part of this programme we are looking for a Solution Architect to contribute to shaping the future-state architecture that enables the organisation to meet its strategic business goals. This role ensures that technology solutions directly support desired business outcomes - such as improved efficiency, customer experience, scalability, and innovation-while maintaining strong architectural integrity. The Solution Architect oversees the design of systems and applications across the enterprise and regularly reviews the application portfolio to maximise value, reduce complexity, and ensure agility.
Solutions Architect - 6 months £700 per day - This logistics business, based in central London, has undertaken a significant change and transformation programme, the outcome of which is a new multi SAAS platform that will underpins the future state of the architecture. As part of this programme we are looking for a Solution Architect to contribute to shaping the future-state architecture that enables the organisation to meet its strategic business goals. This role ensures that technology solutions directly support desired business outcomes - such as improved efficiency, customer experience, scalability, and innovation-while maintaining strong architectural integrity. The Solution Architect oversees the design of systems and applications across the enterprise and regularly reviews the application portfolio to maximise value, reduce complexity, and ensure agility.
NEW
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Senior Android Engineer (UI/UX & Welcome Manager)
Senior Android Engineer (UI/UX & Welcome Manager)
Ventula Consulting Limited
The City, EC3V 9DU
Up to £140,000 per annum
API & Backend Integration: Partner with our backend (Application & AI Orchestration) engineers to define and integrate the client-side APIs and data models required to power the Welcome Manager's features, from live transcription to post-call entity-extracted summaries.
API & Backend Integration: Partner with our backend (Application & AI Orchestration) engineers to define and integrate the client-side APIs and data models required to power the Welcome Manager's features, from live transcription to post-call entity-extracted summaries.