Back End Developer / SRE (Java JVM) London / WFH to £110k
Are you a Back End Developer / SRE with a strong knowledge of Java and JVM internals?
You could be progressing your career in an impactful role at a global Fintech that has been consistently voted as one of the UK’s top employers.
What’s in it for you:
* Salary to £110k + Bonus
* Pension, Private Medical Care, Life Assurance
* Option to buy or sell holiday days
* Wellness benefits and gym subsidy
* Enhanced paternity leave including shared parental pay and leave
* Employee led LGBTQ+, Women's, Black and Parents & Carers networks with an annual budget for organising events and projects that foster an open, diverse and inclusive culture
* Plus a range of other perks
Your role:
As a Back End Developer / SRE you will collaborate with development teams, as a trusted technical advisor to influence system design, ensuring reliability standards and driving improvements across the platform.
You’ll have a broad scope including hands‑on coding (Java) to build tools and automation, incident response, observability, performance optimisation and operational excellence, working with large scale Java JVM distribution systems and message brokers such as Kafka and ActiveMQ, with a mix of on‑premise and cloud (AWS) based services.
Location / WFH:
There’s a hybrid model with 1‑2 days on the London office and the rest of the week work from home; when you are in the office you’ll be based in the City with an upbeat team environment, casual dress code and a range of facilities including roof terrace, canteen and break‑out areas.
About you:
* You have a strong Java software engineering background and a deep knowledge of JVM internals and performance tuning
* You have a good knowledge of Site Reliability Engineering and how to build scalable solutions to improve reliability, productivity and efficiency
* You have strong experience with message brokers (Kafka, ActiveMQ or similar)
* You have experience with containerisation (they use Nomad so that would be great but any tools is fine)
* You have a good working knowledge of OpenTelemetry and distributed tracing concepts
* You have experience in similar low latency production environments, improving system reliability and performance at scale
* You have a good knowledge of CI/CD and DevOps practices
* You’re collaborative and pragmatic with technical leadership abilities
Apply now to find out more about this Back End Developer / SRE (Java JVM) opportunity.
At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We’re an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.
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