Senior JVM Engineers - Java, Scala & Kotlin

Oliver Bernard; Greater London; Hybrid; GBP 96,000 - 160,000; Full time

Benefits offered by this job

Hybrid work

Challenging projects

Technical ownership

Automation focus

Job summary

Oliver Bernard is seeking a Senior JVM Engineer to join its engineering team in Canary Wharf. This hands-on role focuses on solving complex technical problems, building scalable JVM-based systems, and upholding modern engineering practices in a strong engineering culture.

You'll work primarily across the JVM ecosystem using Java, Scala and/or Kotlin, with emphasis on TDD, automated testing, and robust CI/CD pipelines.

Qualifications

• Strong commercial experience with Java, Scala and/or Kotlin.
• Excellent understanding of the JVM ecosystem.
• Strong experience with TDD, unit testing and clean code.
• Proven experience building and maintaining CI/CD pipelines.
• Experience designing and developing scalable, distributed systems.
• Strong understanding of software architecture and engineering principles.
• Experience with microservices and/or event-driven architectures.
• Comfortable working in a collaborative, engineering-led environment.
• Ability to take ownership of complex technical problems and influence design decisions.

Responsibilities

• Hands-on contributor to JVM-based systems.
• Design and develop high-performance distributed systems.
• Lead in building scalable services with Java/Scala/Kotlin.
• Promote engineering standards and practices.

Skills

Java/Scala/Kotlin

JVM ecosystem

TDD & testing

CI/CD pipelines

Distributed systems

Microservices

Event-driven

Software architecture

Job description

Location: Canary Wharf, London - 3 days per week in the office

Salary: Up to £160,000 + benefits

We're looking for an exceptional Senior JVM Engineer to join a high-performing engineering team in Canary Wharf. This is a hands-on role for an engineer who enjoys solving complex technical problems, building highly scalable systems and working in a strong engineering culture. You'll work primarily across the JVM ecosystem, with Java, Scala and/or Kotlin, contributing to the design and development of robust, high-performance distributed systems.

You'll be expected to bring strong software engineering fundamentals, with TDD, clean code and automated testing embedded in your approach to development. Strong CI/CD experience is essential, along with a solid understanding of modern engineering practices and deployment pipelines. Experience with cloud platforms, distributed systems, microservices, event-driven architecture or high-throughput environments would be highly advantageous. We're looking for engineers who can operate at senior level, influence technical decisions and raise engineering standards across the team.

What we're looking for

• Strong commercial experience with Java, Scala and/or Kotlin
• Excellent understanding of the JVM ecosystem
• Strong experience with TDD, unit testing and clean code
• Proven experience building and maintaining CI/CD pipelines
• Experience designing and developing scalable, distributed systems
• Strong understanding of software architecture and engineering principles
• Experience with microservices and/or event-driven architectures
• Comfortable working in a collaborative, engineering-led environment
• Ability to take ownership of complex technical problems and influence design decisions

What's on offer

• Hybrid working - 3 days per week in Canary Wharf
• Highly technical, engineering-focused environment
• Opportunity to work on challenging, large-scale systems
• Strong emphasis on quality, automation and modern engineering practices
• Significant scope for technical ownership and progression