Senior Blockchain Engineer - Hybrid Java Web3 Backend

Citi; Greater London; Híbrido; GBP 110.000 - 160.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid work model

Competitive salary

Private Medical Care

Life Insurance

Pension Plan

Parental Leave

Learning resources

Descripción de la vacante

Citi London is seeking a Senior Blockchain Engineer to join the Digital Assets Platform. You will contribute to the Citi Integrated Digital Assets Platform (CIDAP), building enterprise-grade web applications with a strong Java backend and Web3 integration.

The role requires hands-on development, collaboration across teams, and a proactive, startup-minded engineer. Hybrid work is available with a market-competitive salary and comprehensive benefits.

Formación

• Bachelor’s degree in CS or Engineering (MS/PhD a plus).
• Extensive experience in full software development and testing lifecycle; finance/FS exp is a plus.
• Proven backend development experience with Java Spring.
• Web3 application development experience is a plus.
• Experience with asynchronous programming and APIs.
• Familiarity with Web3 libraries such as Web3J/Web3JS.

Responsabilidades

• Collaborate on implementation approaches for web applications using blockchain.
• Own delivery of end-to-end functional scope of blockchain-based apps.
• Solve engineering challenges to meet stakeholder requirements.
• Apply enterprise design patterns and best practices for reliability and performance.
• Maintain tech docs for code and applications built and maintained.
• Communicate effectively in a distributed team and resolve issues.

Conocimientos

Java

Spring

Web3

Blockchain

Distributed systems

Educación

Bachelor's in CS or Engineering

MS/PhD a plus

Herramientas

Web3J

Web3JS

Descripción del empleo

Citi London is seeking a Senior Blockchain Engineer to join the Digital Assets Platform. You will contribute to the Citi Integrated Digital Assets Platform (CIDAP), building enterprise-grade web applications with a strong Java backend and Web3 integration.

The role requires hands-on development, collaboration across teams, and a proactive, startup-minded engineer. Hybrid work is available with a market-competitive salary and comprehensive benefits.