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Global Relay

Java Developer

Hybrid

London, United kingdom

Mid level

Full Time

28-12-2025

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Skills

Java NoSQL Big Data MongoDB Cassandra Test Architecture Programming Autonomy Agile Spring Hadoop

Job Specifications

As an Intermediate Java Developer at Global Relay, you’ll be using leading edge technologies to build pioneering products that are used by tens of thousands of users globally to solve real world business problems. You also get to tackle interesting and engaging problems to do with scalability and high availability in big data environments. At Global Relay we are continuously pushing the boundaries of Java technology.

This is an opportunity to work alongside some of the best Java developers in London and apply your craft in an environment that encourages creative thinking and autonomy. Our software is developed by small, focused agile teams of developers and QA. We encourage our developers to think beyond a single component to build complete system solutions. Challenge yourself by learning new technologies, and apply your skills across our different projects and application domains. If you are committed to code that is clean, well-tested, well-reviewed, performant and secure then you’ll fit in around here.

Your responsibilities:

Work as part of an agile development team to write Java code for enterprise services
Write unit and integration tests for your Java code
Design, in collaboration with team, the software implementations that satisfy business requirements
Collaborate with QA in development of test cases for Java code
Develop deployment systems for Java based systems
Document code and document detail designs
Collaborate with product owners on user story generation and refinement
Monitor and support operation of production systems
Participate in knowledge sharing activities with colleagues

The Tech Stack:

NoSQL DBs (Cassandra, MongoDB, HBase, ZooKeeper)
In Memory Data Grids (Terracotta)
Serialization libraries (Thrift, Protocol Buffers)
Large scale data processing (Hadoop)
Dependency injection frameworks (Guice, Spring)
CQRS frameworks (Axon)
Text search engines (Lucene, ElasticSearch)

About you:

Minimum 5 years of Java developer experience
Experience with agile development methodologies
Experience with test driven development
Experience with continuous integration systems
Experience with dependency injection containers
Experience with network protocols such as HTTP, TLS, TCP
Experience with service oriented architecture
Experience with web services technology such as REST, JSON, or Thrift
Experience with multi-threaded programming
Experience with design patterns

Company Benefits

Private pension
Bonus
Full medical cover
Dental care
flexi working
Free fruit
Snacks coffee etc.
25 days holiday
Life insurance

Interview Process

Initial interview
Technical interview
Cultural interview

About the Company

Global Relay is the leading provider of fully compliant, cloud electronic communications archiving, messaging, supervision, and eDiscovery solutions for the global financial sector and other highly regulated industries. Founded in 1999, Global Relay delivers services to over 20,000 customers in 90 countries, including 22 of the top 25 banks. From the Global Relay App for compliant communications, through to intelligent archiving, superior data connectors, and proactive surveillance, Global Relay’s integrated compliance sol... Know more