Lead/Principle Software Engineer

Sanderson Government and Defence; Gloucester; On-site; GBP 85,000 - 125,000; Full time

Job summary

Sanderson Government and Defence is seeking a Software Engineer to help build secure cloud and data platform services across private and public clouds. You will work in an Agile, cross-functional team to deliver backend solutions, design and implement features, and ensure robust pipelines with automated testing and code reviews.

The role focuses on modern JVM languages, streaming platforms like Kafka, microservices, and secure DevSecOps practices, with opportunities to contribute to

Qualifications

• 5+ years delivering production-grade cloud solutions.
• Proficient in Java; JVM languages like Kotlin or Scala.
• Experience with Kafka or similar streaming platforms.
• Background in Agile DevSecOps and Zero Trust.
• Experience with PostgreSQL, Redis or object storage.
• Strong clean code, automated testing, CI/CD, and code reviews.
• Git-based version control and collaboration tools.
• Test-driven development experience.
• Understanding of microservices architecture and patterns.
• Exposure to big data technologies.

Responsibilities

• Design, develop, document, deploy and enhance platform features in line with functional and non-functional requirements
• Contribute to the elaboration and estimation of user stories within the team
• Deliver frequent, incremental releases to maintain delivery momentum
• Collaborate closely with cross-functional engineering teams, ensuring shared ownership and coverage
• Build, optimise and maintain continuous deployment pipelines
• Take operational responsibility for services owned by your team

Skills

Java

Kotlin

Scala

Kafka

DevSecOps

Zero Trust

PostgreSQL

Redis

Object storage

Microservices

Big data

TDD

Git

CI/CD

Tools

Git

CI/CD

Job description

Job Description

Software Engineer - Secure Cloud & Data Platforms

The Role

As a Software Engineer, you will play a key role in developing backend platforms and services using modern commercial and open-source technologies across both private and public cloud environments.

Working within an Agile, cross-functional team, you will contribute to impactful projects that solve complex real-world challenges. This role offers the opportunity to work on both short and long-term programmes in a highly collaborative environment.

Key Responsibilities

• Design, develop, document, deploy and enhance platform features in line with functional and non-functional requirements
• Contribute to the elaboration and estimation of user stories within the team
• Deliver frequent, incremental releases to maintain delivery momentum
• Collaborate closely with cross-functional engineering teams, ensuring shared ownership and coverage
• Build, optimise and maintain continuous deployment pipelines
• Take operational responsibility for services owned by your team

Skills and Experience

• Minimum of 5 years' experience delivering production-grade cloud solutions
• Strong proficiency in Java and experience with JVM-based languages such as Kotlin or Scala
• Experience working with Kafka or similar streaming platforms
• Background in Agile DevSecOps environments and Zero Trust architecture
• Experience integrating with backend services such as PostgreSQL, Redis or object storage solutions
• Strong engineering fundamentals including clean code, automated testing, continuous delivery and code reviews
• Experience using version control and collaboration tools such as Git-based platforms
• Proven experience with test-driven development practices
• Understanding of microservices architecture and design patterns
• Exposure to big data technologies

Environment and Benefits

• Opportunity to work on high-impact, mission-critical projects within a secure and regulated domain
• Collaborative Agile teams focused on innovation and continuous improvement
• Support in obtaining advanced security clearance, with the opportunity to contribute to sensitive projects
• Inclusive and supportive culture recognised for putting people first

This is an excellent opportunity for an experienced engineer looking to work on cutting-edge cloud and data platforms while contributing to meaningful, real-world outcomes.

Reasonable Adjustments

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

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