Senior Software Development Engineer (SDE3) - Java/API/BackendDCV Technologies • Welwyn Garden City, England, United Kingdom
Senior Software Development Engineer (SDE3) - Java/API/Backend
DCV Technologies
- Welwyn Garden City, England, United Kingdom
- Welwyn Garden City, England, United Kingdom
About
Location: Welwyn Garden City, UK (Hybrid, 2-3 days onsite)
Contract: 6 months, with possible extension
Overview This role supports the development of a next-generation, scalable, and resilient Fulfilment Platform powering both manual and robotic warehouse operations across multiple product categories. You will join a global Java-focused engineering team working with modern microservices, event-driven architecture, cloud technologies, and a strong DevOps culture.
Key Responsibilities
Design & Development: Architect, build, and enhance high-performance Java-based backend applications for new fulfilment capabilities.
System Optimisation: Improve scalability, efficiency, and reliability of mission-critical systems in collaboration with cross-functional teams.
API & Microservices Integration: Develop robust APIs and microservices integrating with enterprise and third-party systems.
Code Quality: Deliver clean, maintainable, well-documented, and test-driven code aligned with industry standards.
Troubleshooting: Diagnose and resolve complex production issues to ensure uninterrupted operational performance.
Mentorship: Support and guide junior engineers while promoting best practices and continuous improvement.
Innovation & Collaboration: Work closely with hardware, data science, and operations teams to drive forward-thinking technical solutions.
Required Experience
Experience in agile product development and delivering scalable, distributed Java applications.
Proven background in building and supporting reliable full-stack or backend services.
Experience working within globally distributed engineering teams is highly beneficial.
Technical Skills Programming
Deep expertise in Java, Spring Boot, IDEs, and associated toolsets.
Strong understanding of frameworks, abstraction layers, TDD, and debugging complex issues.
Design
Ability to apply design patterns, domain modelling, idempotence, CQRS, and eventual consistency principles.
Able to design for performance at all levels and leave code in a better state ("boy scout principle").
Tech Stack
Java, Spring Boot, Kafka, PostgreSQL, Couchbase
Azure Cloud, Docker, Kubernetes
CI/CD using Azure Pipelines or GitHub Actions
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Languages
- English
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