Senior Java Developer

NextWave Consulting Ltd; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

NextWave Consulting Ltd is seeking a Senior Software Engineer in the UK with hybrid work options. The successful candidate will lead the development of a scalable Data Fabric platform, focusing on Java and Spring Boot microservices while mentoring team members. Required skills include hands-on experience in CI/CD, Kubernetes, and cloud technologies (GCP preferred). This role offers the chance to shape platform capabilities and support integration of new use cases. A candidate with experience in large-scale data platforms is preferred.

Qualifications

• 5+ years of proven senior-level software engineering experience.
• Strong hands-on expertise in Java and Spring Boot for microservices.
• Deep understanding of CI/CD and DevOps practices.

Responsibilities

• Lead end-to-end delivery of complex features and platform capabilities.
• Design and build scalable Java / Spring Boot microservices.
• Mentor engineers and promote knowledge sharing.

Skills

Java and Spring Boot (microservices)

CI/CD and DevOps practices

Kubernetes

Cloud (GCP preferred)

React-based UIs

Large-scale data platforms experience

Job description

Location: UK (Hybrid / Onsite as required) Experience: 5+ years Role Type: Fixed Term Contract

Overview

We are developing a scalable Data Fabric platform that ingests, transforms, and serves trusted data products across multiple domains. The platform spans on‑premise and cloud environments and underpins a wide range of analytics and operational workloads.

This role plays a critical part in shaping, building, and scaling the platform as new use cases onboard.

Role Summary

As a Senior Software Engineer, you will lead technical delivery while remaining deeply hands‑on. You will design and build platform components, own complex engineering outcomes, and set high standards for quality, reliability, and operability.

You will work closely with architects and engineering peers, mentor team members, and contribute to both technical and delivery decisions.

Key Responsibilities

• Own end‑to‑end delivery of complex features and platform capabilities
• Design and build scalable Java / Spring Boot microservices
• Define and uphold engineering standards for code quality, testing, and documentation
• Mentor engineers and promote knowledge sharing
• Drive DevOps practices, CI/CD, and operational readiness
• Collaborate with globally distributed engineering and product partners
• Support integration of new use cases into an established enterprise platform

Must‑Have Skills

• Strong hands‑on expertise with Java and Spring Boot (microservices)
• Proven senior‑level software engineering experience
• Deep understanding of CI/CD and DevOps practices
• Hands‑on experience with Kubernetes
• Cloud experience (GCP preferred, others considered)
• Experience building or integrating React‑based UIs or strong understanding of UI/backend integration
• Experience working on large‑scale data platforms or enterprise systems

Nice‑to‑Have

• Experience in large, matrixed, or global organisations
• Exposure to cloud‑native architecture and platform modernisation initiatives