for operational impact Key requirements: Essential Skills: Fluent in Java (17+) and frameworks like Spring Boot , Quarkus , or Micronaut Deep understanding of RESTful architecture and HTTP Strong knowledge of asynchronousprogramming techniques in Java Proficient in SQL , with experience in RDBMS like Postgres or Oracle Experience working with Docker and docker-compose Familiarity with AWS , particularly services like More ❯
Fluent in Java (11+) and the Spring Framework specifically SpringBoot or similar (Quarkus, Micronaut) Strong understanding of HTTP and REST as an architectural style to build APIs. Fluent with asynchronousprogramming techniques and frameworks (in Java). Fluent in SQL and experience with RDBMS like Postgres and Oracle. Experience with Docker and docker-compose. Exposure to AWS specifically More ❯
Milton Keynes, Buckinghamshire, South East, United Kingdom Hybrid / WFH Options
Hays
is essential - candidates without hands-on Blazor experience will not be considered. Solid understanding of front-end technologies including HTML, CSS, and JavaScript. Experience working with RESTful APIs and asynchronous programming. Excellent problem-solving skills and attention to detail. Strong communication skills and a collaborative mindset. What you'll get in return An initial 3-month contract with opportunity More ❯
Employment Type: Contract, Work From Home
Rate: £350.0 - £400.0 per day + £350 - 400 per day Outside IR35
applications. Familiarity with running Python services on constrained environments (e.g., x86 NUCs, Raspberry Pi, etc.). Python & Django: Deep expertise in modern Django architecture and Python development. Comfortable with asynchronous tasks, REST APIs, and integrations. Databases: Proficient in PostgreSQL and SQLite, with a strong understanding of efficient ORM usage and performance-aware query design. Testing & Quality: Experienced in test More ❯
to improve development efficiency. Ensure backend systems meet security, compliance, and operational requirements. WHAT YOU WILL NEED 10+ years of professional software engineering experience developing backend systems in Python, asynchronousprogramming, APIs, and event-driven design. Proven leadership in designing large-scale, distributed, and high-availability architectures. Strong experience with databases (SQL/NoSQL), cloud platforms, and microservices. More ❯
clean, maintainable, and well-tested code Key Skills & Experience Required: 5+ years of professional software development experience Proficiency in Node.js. Good understanding of software engineering principles, REST APIs, and asynchronousprogramming Experience with modern frontend development, ideally with React Nice to Have: Experience with NestJS Cloud experience with AWS services (Lambda, API Gateway, S3, etc.) Exposure to payments More ❯
SwiftUI/UIKit, Interface Builder, and Git Hands-on experience shipping at least one consumer app to the App Store (TestFlight, provisioning profiles, app review, etc.) Solid grasp of asynchronousprogramming (GCD, async/await, Combine/RxSwift) and common architectural patterns (MVC/MVVM) Commitment to unit testing and automated CI/CD pipelines A growth mindset More ❯
Write clean, maintainable, and well-tested code Key Skills & Experience Required: 5+ years of professional software development experience Proficiency inNode.js. Good understanding of software engineering principles, REST APIs, and asynchronousprogramming Experience with modern frontend development, ideally withReact Nice to Have: Experience withNestJS Cloud experience withAWSservices (Lambda, API Gateway, S3, etc.) Exposure to payments or fintech environments This More ❯
london (city of london), south east england, united kingdom
Halian Technology Limited
Write clean, maintainable, and well-tested code Key Skills & Experience Required: 5+ years of professional software development experience Proficiency inNode.js. Good understanding of software engineering principles, REST APIs, and asynchronousprogramming Experience with modern frontend development, ideally withReact Nice to Have: Experience withNestJS Cloud experience withAWSservices (Lambda, API Gateway, S3, etc.) Exposure to payments or fintech environments This More ❯