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# Senior Blockchain Engineer - Digital Assets Platform - Citi

- **Company:** Citigroup Inc.
- **Location:** London, UK (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, Java (Programming Language), Agile Methodology, JIRA, Code Review, Collaborative Software, Data Structures, Software Design Patterns, DevOps, Digital Assets, Web Development, Spring Framework, Commercial Software, Scrum Methodology, Blockchain, Software Engineering, Web Applications, Kubernetes Helm Charts, Code Structure, Backend, Git, Information Technology, Solidity, Web3.js, Asynchronous Programming, Jenkins
- **Published:** September 17, 2026
- **Apply:** https://www.reed.co.uk/jobs/senior-blockchain-engineer-digital-assets-platform-citi/57353350

## About the Role

An Digital Assets Platform Senior Blockchain Engineer must be a highly motivated and proactive hands-on software engineer ( Back End, Java Focus), have a proven ability and experience working with web applications in production. The successful candidate will be part of the core team continuing to build our Citi Integrated Digital Assets Platform (CIDAP). The ideal candidate will be a self-driven, proactive, strong enterprise developer and resourceful team player who can comfortably work with a large team of highly motivated individuals within Citi's larger software engineering network.

We are looking for candidates who understand how to build the backend of enterprise-grade web applications. The successful individual should understand the basics of web3 infrastructure, blockchain technology and digital assets, and must be a strong enterprise developer of web applications. Experience and knowledge of web3 application development is a plus., * Bachelor's degree in CS or Engineering; MS or PhD in computer science, or related discipline a plus

 * Extensive experience in full software development and testing lifecycle. Experience from financial services industry is a plus.
 * Proven experience and expertise with Backend web development with Java spring
 * Proven experience in web3 application development is a plus
 * Solid experience and expertise developing web applications using asynchronous programming and communication
 * Experience and expertise developing web applications adhering to best practices and patterns for reliability, scalability, and performance
 * Familiarity with web3 libraries like Web3J and Web3JS is a plus
 * Familiarity with common and best practices for web3 applications is a plus
 * Familiarity of Solidity code and best practices is a plus
 * Familiarity of basics of DevOps and containerize applications is a plus
 * Familiarity of Agile Methodology and Scrum is a plus, * Strong team player with ability to communicate to technical / non-technical stakeholders at all levels and a start-up mindset.
 * Proven history of delivering high-quality, increasingly complex, commercial software products.
 * Strong engineering fundamentals (testing, code reviews, code structure, readable and maintainable code).
 * Hands-on development experience as a full stack developer building enterprise-grade web applications
 * Excellent computer science fundamentals: demonstrable command of data structures, algorithms, and design patterns along with capability to translate them into working, elegant code.
 * Intricate knowledge of controls for consistent deployment and management of applications using best-in-class with toolsets such as git, Jira, Jenkins, Helm Charts, etc.

## Description

In this role, you will be handling the following (but not limited to) responsibilities:

 * To collaborate with team members in implementation approach of web applications leveraging blockchain technology
 * To own and to delivery functional scope end-to-end of applications leveraging blockchain technology meeting our quality standards
 * To solve solution engineering challenges to meet our stakeholders' requirements and expectations
 * To know and properly use best and common practices, and design patterns for enterprise web applications
 * To know and properly use best and common practices, and design patterns for web3 applications
 * To properly use collaborative tools to manage and deliver work in a distributed team
 * To contribute and maintain tech documents for code and applications built and maintained
 * To be a team player and properly communicate in a distributed team
 * Help resolve/escalate issues as needed to successfully deliver projects on time, on budget and with quality, You will gain significant experience of the technologies and businesses and engineering groups across Citi, giving you exposure to new and existing methodologies and systems as well as the opportunity to work with multiple teams around the globe. As a member of the Citi Integrated Digital Assets Platform engineering team, you will have to opportunity to work with a team of highly motivated, T-shaped, smart individuals who think out of the box and look for disruptive opportunities for commercial benefit.

Exposure to newly released and upcoming technologies and the ability to positively contribute to the strategies of the business. By working within the senior leadership team you will be highly visible across Citi and will have access to Citi's executive management team.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.


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