Senior Java Tech Lead – Data Lake & AI Platforms

LGBT Great; Greater London; Hybrid; GBP 110,000 - 160,000; Full time

Job summary

Nomura in London is seeking a Lead Java Software Engineer to drive the architecture and delivery of our AI Labs/Data Lake platform within Wholesale Data Technology. The role combines hands-on development with strategic leadership to deliver scalable data solutions that underpin analytics and operations.

The successful candidate will lead data ingestion, quality tooling and validation, while collaborating with cross-functional teams to translate complex business needs into robust technical

Qualifications

• Extensive Java enterprise development experience in large-scale data platforms.
• Proven technical leadership with ability to mentor small teams.
• Strong understanding of distributed systems and data pipelines.
• Deep knowledge of Spring framework, RESTful APIs, and microservices.
• Experience with cloud platforms (AWS) and data ingestion workflows.

Responsibilities

• Lead end-to-end design, development and maintenance of an enterprise Data Lake platform with focus on data ingestion workflows and acquisition.
• Collaborate with cross-functional teams to translate business requirements into technical solutions.
• Develop data quality tooling and validation mechanisms to ensure data integrity.
• Define architectural standards and guide development teams, ensuring security and performance.
• Mentor junior engineers and drive architectural decisions across projects.

Job description

Nomura in London is seeking a Lead Java Software Engineer to drive the architecture and delivery of our AI Labs/Data Lake platform within Wholesale Data Technology. The role combines hands-on development with strategic leadership to deliver scalable data solutions that underpin analytics and operations.

The successful candidate will lead data ingestion, quality tooling and validation, while collaborating with cross-functional teams to translate complex business needs into robust technical