Citi logo

Senior Full Stack Developer

Citi

Hybrid
Belfast, UK
Full-time
Senior
Salary not listedPosted 2h ago

Real job — pulled straight from Citi’s careers page · Verified October 4, 2026 · No reposts.

Job description

Citi is hiring a Senior Full Stack Developer — a full-time, based in Belfast, UK role. Apply directly on Citi's careers page below.

Senior Full Stack Developer (Java/React)

Location: Belfast United Kingdom

Remote Type: Hybrid

Time Type: Full time

Job Description

By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress.


Citi Mission and Value Proposition explain what we do and Leadership Standards explain how we do it. Our mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We strive to earn and maintain our clients' and the public's trust by constantly adhering to the highest ethical standards and making a positive impact on the communities we serve. Our Leadership Standards is a common set of skills and expected behaviors that illustrate how our employees should work every single day to be successful and strengthens our ability to execute against our strategic priorities.


We are seeking a Senior Full Stack Developer with data/event-driven design and implementation skills to implement our next generation Custody technology. This is a delivery-focused role, and includes elements of design, engineering, implementation and quality.


What you’ll do 


  • Software Engineer to deliver end to end development
  • Work closely with wider stakeholders to deliver projects
  • Provide technical and functional expertise to the team
  • Work proactively & independently to address project requirements, and articulate issues/challenges with enough lead time to address project delivery risks
  • Contribute to design and system architectures.


What we’ll need from you 


  • Strong event-driven architecture, design and development skills
  • Java experience with modern IoC frameworks
  • Experience with modern JavaScript frameworks, specifically React.
  • Experience working in mixed/virtual/diverse environments (small co-located team with a larger team in another location)
  • Understanding and passion for writing clean code Desirable:
  • Financial services experience
  • Experience with CICD / agile delivery mechanisms
  • Knowledge of resilient enterprise systems
  • Knowledge of mainframe development technologies (eg COBOL, CICS, VSAM
  • Experience with pub/sub infrastructure (eg Kafka) and sql/no-sql databases
     

Qualifications


  • Bachelors/Masters degree in technology disciplines
     

What we can offer you 


By joining Citi, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:

  • 27 days annual leave (plus bank holidays)
  • A discretional annual performance related bonus
  • Private Medical Care & Life Insurance
  • Employee Assistance Program
  • Pension Plan
  • Paid Parental Leave
  • Special discounts for employees, family, and friends
  • Access to an array of learning and development resources

Visit our Global Benefits page to learn more.


Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.

------------------------------------------------------

Job Family Group:

Technology

------------------------------------------------------

Job Family:

Applications Development

------------------------------------------------------

Time Type:

Full time

------------------------------------------------------

Most Relevant Skills

Please see the requirements listed above.

------------------------------------------------------

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

------------------------------------------------------

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

 

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.

Get Full Stack Engineer jobs like this→

New roles from thousands of companies land hourly, straight from their careers pages. Get the freshest matches by email so you never miss one.

Email me new jobs
Luma Financial Technologies logo

Site Reliability Engineer

$120k–$145kCincinnati, OH
✓ From careers page· 18h ago
Petco logo

Senior Engineer, AI Platform Engineering

$137k–$227kSan Diego, CA
✓ From careers page· 18h ago
Assystem logo

Solution Architect - Teamcenter

Courbevoie, IDF
✓ From careers page· 19h ago
Fanatics Betting & Gaming logo

Staff Software Engineer

New York, NY
✓ From careers page· 19h ago

Frequently asked questions

What skills are required for Senior Full Stack Developer at Citi?

The required skills for Senior Full Stack Developer at Citi include: Java, React, JavaScript, CI/CD, Agile, Kafka, SQL, NoSQL, Cobol.

What is the seniority level for Senior Full Stack Developer at Citi?

Senior Full Stack Developer at Citi is a Senior level position.

How do I apply for Senior Full Stack Developer at Citi?

You can view the full description and apply for Senior Full Stack Developer at Citi on EchoJobs: https://echojobs.io/job/citi-senior-full-stack-developer-java-react-j0gbe.