Citigroup

Senior Blockchain Engineer

Citigroup

Dublin, Ireland
Full-TimeDepends on ExperienceSenior LevelMasters
Job Description

At Citigroup, we are constantly pushing the boundaries of technology and innovation to deliver top-notch financial solutions for our clients. As a Senior Blockchain Engineer, you will be at the forefront of this mission, leading the development and implementation of cutting-edge blockchain solutions. This role requires a highly skilled and experienced individual who is passionate about blockchain technology and has a strong track record of successfully delivering complex projects. If you are a driven and dynamic individual with a deep understanding of blockchain principles, we invite you to join our team and drive the future of finance with us.

  1. Lead the development and implementation of blockchain solutions for Citigroup, utilizing your strong knowledge and experience in blockchain technology.
  2. Stay up-to-date with the latest advancements in blockchain technology and identify potential use cases for Citigroup's financial solutions.
  3. Collaborate with cross-functional teams to understand business requirements and translate them into technical specifications.
  4. Design, build, and test complex blockchain applications, ensuring high-quality and scalable solutions for our clients.
  5. Act as a subject matter expert on blockchain technology, providing guidance and mentorship to junior engineers and other team members.
  6. Proactively identify and address any technical challenges or roadblocks in the development process.
  7. Conduct research and experiments to continuously improve our blockchain solutions and stay ahead of the competition.
  8. Communicate project updates and progress to stakeholders, including senior management and clients.
  9. Ensure compliance with regulatory requirements and security standards in all blockchain projects.
  10. Assist in the recruitment and training of new team members, fostering a culture of innovation and growth within the team.
  11. Represent Citigroup at industry events and conferences, showcasing our cutting-edge blockchain solutions and thought leadership.
  12. Continuously assess and improve processes and procedures related to blockchain development, striving for efficiency and excellence.
Where is this job?
This job is located at Dublin, Ireland
Job Qualifications
  • Extensive Experience In Blockchain Development: A Senior Blockchain Engineer At Citigroup Must Have A Minimum Of 5 Years Of Experience In Developing Blockchain Solutions. They Should Have A Deep Understanding Of Various Blockchain Technologies, Such As Ethereum, Hyperledger, And Corda.

  • Proficient In Programming Languages: The Ideal Candidate Should Have A Strong Background In Programming Languages Such As Solidity, Java, And C++. They Should Also Have Experience In Developing Smart Contracts And Decentralized Applications (Dapps).

  • Knowledge Of Financial Services Industry: As A Leading Global Financial Institution, Citigroup Requires A Senior Blockchain Engineer To Have A Thorough Understanding Of The Financial Services Industry. This Includes Knowledge Of Banking Operations, Trading, And Regulatory Compliance.

  • Strong Technical And Analytical Skills: A Senior Blockchain Engineer Should Have Excellent Technical Skills, Including Proficiency In Data Structures, Algorithms, And Cryptography. They Should Also Possess Strong Analytical Skills To Identify And Troubleshoot Complex Technical Issues.

  • Team Management And Leadership Experience: This Role Will Involve Leading A Team Of Developers And Collaborating With Cross-Functional Teams. As Such, The Ideal Candidate Should Have Prior Experience In Team Management And Possess Strong Leadership Skills To Drive Projects To Completion Successfully.

Required Skills
  • Distributed systems

  • Ethereum

  • Cryptography

  • API

  • Solidity

  • Security Auditing

  • Smart Contracts

  • Hyperledger

  • Consensus Algorithms

  • Tokenization

  • Blockchain Protocols

  • Scalability Solutions

Soft Skills
  • Communication

  • Conflict Resolution

  • Emotional Intelligence

  • Leadership

  • Time management

  • creativity

  • Attention to detail

  • Teamwork

  • Adaptability

  • Problem-Solving

Compensation

According to JobzMall, the average salary range for a Senior Blockchain Engineer in Dublin, Ireland is approximately €70,000 to €120,000 per year. This can vary depending on the specific company, experience level, and skills of the individual.

Additional Information
Citigroup is an Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.
Required LanguagesEnglish
Job PostedMay 22nd, 2026
Apply BeforeJune 21st, 2026
This job posting is from a verified source. 

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About Citigroup

Citigroup Inc. or Citi is an American multinational investment bank and financial services corporation headquartered in New York City. The company was formed by the merger of banking giant Citicorp and financial conglomerate Travelers Group in 1998; Travelers was subsequently spun off from the company in 2002.

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