Backend Developer

*2 Days onsite in London OR Edinburgh, Inside IR35*

Your responsibilities:
* Design, develop, and maintain robust Back End services using Java 9+ and Spring Framework
* Build and enhance RESTful APIs and integration layers for enterprise applications
* Contribute to microservices based architectures ensuring scalability, fault tolerance, and performance
* Collaborate with product owners, architects, and cross functional teams to deliver high quality solutions
* Implement event driven patterns using messaging/streaming platforms where applicable
* Ensure code quality through unit testing, integration testing, and peer reviews
* Support deployment and release activities across multiple environments
* Troubleshoot, debug, and optimize applications in production
* Adhere to security, performance, and compliance requirements
* Participate actively in Agile ceremonies and continuous improvement initiatives

Your Profile
Essential skills/knowledge/experience:
5-10 years of overall software development experience, with minimum 4+ years of hands on Java development
* Strong experience with Java 9+
* Proven expertise in Spring Framework (Spring Boot, Spring MVC, Spring Core)
* Hands on experience building Back End services and APIs and Microservices
* Solid understanding of Object Oriented Design, design patterns, and clean code principles
* Experience working in Agile/Scrum environments
* Strong problem solving and debugging skills
* Ability to work effectively in distributed, multi team environments

Desirable skills/knowledge/experience:
* Experience with SaaS based architectures
* Exposure to event driven architecture (Kafka, JMS, or equivalent)
* Experience with system integration and enterprise messaging
* Knowledge of cloud platforms (GCP preferred)
* Familiarity with CI/CD pipelines and DevOps practices

LA International is an award-winning partner of choice for many of the world's most influential companies and government organisations. Holding Enhanced Government Security Accreditation, we are recognised as the European market leader in the delivery of Security Cleared talent to organisations that demand the very highest levels of security, compliance and assurance.

A multiple award-winning organisation, having secured the prestigious Queens Award for Enterprise: International Trade over consecutive years. We are committed to fostering an inclusive, equitable and accessible workplace where everyone feels valued and supported. We welcome applications from all individuals, regardless of background or identity, and we encourage candidates who may not meet every listed requirement to still apply. If you require any adjustments or support during the recruitment process, please let us know and we will work with you to ensure a fair and accessible experience.

Please Note: If a high volume of applications is received, only candidates shortlisted will be contacted.