Senior Java Developer
London Stock Exchange Group2 months ago
London, United KingdomSenior
Responsibilities
- Design and implement robust, resilient, and scalable backend services for a critical market-infrastructure service.
- Contribute to technical design, solutioning, coding, testing, and the broader product engineering lifecycle.
- Build and maintain event-driven microservices and cloud-native applications using Scala and AWS.
- Develop and maintain DevOps pipelines and promote engineering quality, resilience, performance, and observability.
- Contribute to technical direction, engineering standards, collaboration, and the continued evolution of the business.
- Work collaboratively with cross-functional teams in scaled agile environments and participate in sprint ceremonies.
Requirements
- Strong expertise in Scala, including functional and object-oriented programming, concurrency, multithreading, data structures, and algorithms.
- Proven experience delivering enterprise-grade Scala applications in production environments.
- Experience with microservices, event-driven architecture, Domain-Driven Design, Docker, and Kubernetes.
- Experience building DevOps pipelines, ideally using GitLab.
- Experience with JUnit, Cucumber, Gherkin, PACT, and Testcontainers for shift-left testing.
- Working knowledge of Kafka, MQ, SQL, Postgres, AWS S3, Flyway, Liquibase, AWS Aurora, MSK, and IAM.
- Experience working with AWS or another major public cloud platform and a basic understanding of cloud networking.
- Experience with Akka, Play Framework, Cats, or Scalaz is expected for Scala application development.
- Some experience writing applications in Java and developing web applications using ReactJS.
- Experience working within Scrum and Kanban frameworks and collaborating in scaled agile environments.
Benefits
- Healthcare, retirement planning, paid volunteering days, and wellbeing initiatives are offered.
- Employees can participate in fundraising and volunteering through the LSEG Foundation.
- The role is part of a collaborative and creative culture within a global organization.
Tech Stack
Categories
About London Stock Exchange Group
London Stock Exchange Group (LSEG) provides market infrastructure, financial data, and analytics to banks, asset managers, and corporations. Its businesses span capital markets (London Stock Exchange), post-trade clearing (LCH), and information services including FTSE Russell indices and the Refinitiv data platform, funded by transaction fees, subscriptions, and licensing. Headquartered in London and publicly listed on the LSE, the group serves global customers seeking trading, clearing, benchmarks, and enterprise data solutions.