4 of 4 API Development Jobs in Hertfordshire

Software Engineer (Digital)

Hiring Organisation
Jobleads-UK
Location
Hemel Hempstead, England, United Kingdom
craft: clean code, well-designed APIs, comprehensive tests, and digital experiences that actually work beautifully for guests Key Responsibilities include: Front-End Feature Development Build and maintain features across Warner's guest-facing digital products using React and Next.js — implementing server-side rendering, static generation, and client-side interactions … features. Contribute to Club Warner loyalty platform features — enrolment flows, member personalisation, and loyalty mechanics — consuming APIs from back-end services. Back-End Microservice Development Design and build .NET 8/ASP.NET Core microservices that form the back-end of Warner's digital platform — implementing REST APIs, domain logic ...

Senior Software Engineer - Java, Cloud and AI

Hiring Organisation
NEEV LIMITED
Location
Waltham Cross, Hertfordshire, South East, United Kingdom
Employment Type
Permanent
role in raising engineering quality, accelerating delivery through automation, and driving continuous improvement across the platform. Job Responsibilities: Executes software solutions including design, development, and technical troubleshooting, with the ability to think beyond routine or conventional approaches to build durable solutions and break down complex technical problems using Java … complex applications (e.g., service boundaries, data flows, interface contracts, resiliency patterns) and is accountable for ensuring design constraints are implemented and validated through software development Gathers, analyses, synthesizes, and develops visualizations and reporting from large, diverse datasets to drive continuous improvement in application performance, resiliency, and operational stability Proactively ...

Senior Python Engineer

Hiring Organisation
Method-Resourcing
Location
Watford, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
They're looking for an experienced Software Engineer who enjoys ownership and solving complex engineering challenges. You'll likely have experience with: Python REST API development Distributed systems or microservices SQL databases Cloud platforms (ideally Azure) CI/CD pipelines Test-driven development and automated testing Building … more. What's in it for you? Equity options Hybrid working 25 days holiday (as well as bank holidays) Private pension Dedicated learning & development budget Modern engineering culture with genuine technical ownership Cycle to Work & Green Car schemes Subsidised gym membership Employee rewards platform Annual volunteering day Life assurance ...

Software Engineer (Data)

Hiring Organisation
Jobleads-UK
Location
Hemel Hempstead, England, United Kingdom
/ASP.NET Core strongly preferred. Demonstrable experience building and deploying microservices on AWS (Lambda and/or ECS/Fargate). Experience with RESTful API design and development in a microservices architecture. Experience working in agile sprint teams, including alongside nearshore or offshore engineering partners. Consumer-facing product … Quality-Driven: You write tests before you consider a feature done. You don't ship code you wouldn't be comfortable supporting on-call. API-First: You design APIs that are clean, versioned, documented, and built for the consumers who will call them — not just the service that produces ...