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178 API jobs in Hertfordshire + 20 miles
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Applications Support Analyst / Engineer
Applications Support Analyst / Engineer
Kudos Partners
Datchet Common, Slough (SL3), SL3
£75,000 per annum plus 12% bonus - generous benefits package
API support and monitoring tools (e.g., SolarWinds, AzureAppInsights)
API support and monitoring tools (e.g., SolarWinds, AzureAppInsights)
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Proficient in automation tooling relevant to SAP & developing scripts (API & UI level)
Proficient in automation tooling relevant to SAP & developing scripts (API & UI level)
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Familiarity with microservices, API integration patterns and cloud concepts such as AWS.
Familiarity with microservices, API integration patterns and cloud concepts such as AWS.
)
Data Engineer
Data Engineer
McGregor Boyall Associates Limited
Turnham Green, West London (W4), W4 1SY
£30000 - £35000 per annum
Develop API integrations to connect multiple business systems
Develop API integrations to connect multiple business systems
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Full-Stack Software Developer
Full-Stack Software Developer
Sanderson Government and Defence
City of London (EC1), EC1
Up to £520 per day
REST/JSON API design
REST/JSON API design
NEWFEATURED
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Azure Cosmos DB Admin and Developer
Azure Cosmos DB Admin and Developer
Vallum Associates Limited
The City, City of London (EC4), EC4M
£500 per hour
This role involves architecting cloud-native solutions using Azure Cosmos DB (SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. Architect and develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
This role involves architecting cloud-native solutions using Azure Cosmos DB (SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. Architect and develop cloud-native applications using Azure Cosmos DB (SQL API, Mongo API)
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A solid understanding of integration patterns and API connections.
A solid understanding of integration patterns and API connections.
)
Principal Developer FileMaker Pro
Principal Developer FileMaker Pro
Opus Enterprise Ltd T/A Real Recruitment
Milton Keynes (MK10)
Excellent salary and benefits package
External data sources, via ODBC, RESTful API, Message Based Architecture
External data sources, via ODBC, RESTful API, Message Based Architecture
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Front Office Developer - Technical Team Lead
Front Office Developer - Technical Team Lead
CMC Markets UK Plc
The City, City of London (EC3), EC3A 7BX
Competitive Salary + Bonus, Pension, Private Health, Life Assurance
Proven experience designing and developing API-based, microservices-driven architectures.
Proven experience designing and developing API-based, microservices-driven architectures.
FEATURED
)
Solutions Consultant – Integrations
Solutions Consultant – Integrations
ARC IT Recruitment Ltd
West End, Central London (W1), W1G
£competitive + Bonus + Excellent Benefits
Familiar with setting up API connections, mapping data and managing transformation rules.
Familiar with setting up API connections, mapping data and managing transformation rules.
Strong grasp of API integrations, middleware and multi system architectures.
Strong grasp of API integrations, middleware and multi system architectures.
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Basic backend understanding to help shape API contracts.
Basic backend understanding to help shape API contracts.
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Drive architectural decisions across all software systems (cloud, mobile, and API layers).
Drive architectural decisions across all software systems (cloud, mobile, and API layers).
PREMIUM
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Principal Engineer
Principal Engineer
Kingston Barnes Engineering
Keeley Green, Bedford (MK42), MK42
£80,000 per annum holiday, pension, sick pay, life assurance
Familiarity with industry standards (ISO, API, HI) and experience testing and validating designs
Familiarity with industry standards (ISO, API, HI) and experience testing and validating designs
Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
Vitest/Jest, Docker, CI/CD (GitHub Actions), Shadcn/MUI, MongoDB, microservices, Cloudflare/CDNs, Firebase, Google Maps API, startup experience.
)
Java Software Engineer - Tech for Good
Java Software Engineer - Tech for Good
Client Server
The City, City of London (EC3), EC3V
£85000 - £100000 per annum + benefits
Apply now to find out more about this Java Software Engineer / Developer (Java Angular SQL API) opportunity.
Apply now to find out more about this Java Software Engineer / Developer (Java Angular SQL API) opportunity.
PREMIUM
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Hands-on with PowerShell and Microsoft Graph API for security automation
Hands-on with PowerShell and Microsoft Graph API for security automation
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Leverage AWS services (Lambda, API Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. * Deep knowledge of API design, integration, and auth (OAuth2, JWT), with end-to-end performance focus.
Leverage AWS services (Lambda, API Gateway, SQS/SNS, Step Functions, S3, IAM) to deliver secure, event-driven systems. * Deep knowledge of API design, integration, and auth (OAuth2, JWT), with end-to-end performance focus.
)
Data Engineer (Football Club)
Data Engineer (Football Club)
Singular Recruitment
Central London (W1)
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
)
Define and implement application security standards including threat modelling, secure SDLC, API security and DevSecOps practices
Define and implement application security standards including threat modelling, secure SDLC, API security and DevSecOps practices
PREMIUM
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Adopt a "shift-left" approachby designing and implementing performance tests at the API, component, and integration levels, not just at the UI/E2E level.
Adopt a "shift-left" approachby designing and implementing performance tests at the API, component, and integration levels, not just at the UI/E2E level.
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Build and maintain API-based integrations with systems such as ServiceNow, NetBox, and GitHub.
Build and maintain API-based integrations with systems such as ServiceNow, NetBox, and GitHub.
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Get your API on!
Get your API on!
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Interact with API systems to query and retrieve data for analysis. * Knowledge of querying API systems.
Interact with API systems to query and retrieve data for analysis. * Knowledge of querying API systems.
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Software Automation QA
Software Automation QA
Profile 29
Loughton (IG10), IG10
From £50,000 to £60,000 per annum + benefits (see advert)
Conduct comprehensive testing of various API's used by affiliates and other third-party service providers
Conduct comprehensive testing of various API's used by affiliates and other third-party service providers