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Senior Software Engineer - Java/Kotlin (Developer Enablement) - Vice President

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Job Req Id:
25904132
Location(s):
Belfast, Northern Ireland, United Kingdom
Job Type:
On-Site/Resident
Posted:
Nov. 14, 2025

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

We’re looking for multiple talented engineersServer Side, to join one of our high-impact teams inside Citi’s CTO organisation. You’ll sit within Developer Enablement,a group focused on innovation, developer platforms and internal tools used across the bank, where we experiment and ship fast, like a startup inside a global bank. Our mission is to save our engineers tens of minutes per day, equating to £10,000,000s of savings at Citi’s scale.  

Opportunities in CTO

There are many exciting opportunities for you, and flexibility to move between multiple projects if that’s something you’d enjoy.

SDLC Automationis a greenfield project that builds on the success we’ve had in automating the SDLC and takes it further. This blue-sky project looks at ways we can greatly improvethe SDLC process at Citi, taking ideas like grading engineering teams and rewarding thosewho follow bestpractices, perhapsmovingthem from manual approval processto an automatic one. The use of Artificial Intelligence is highly likely.

Dev hub is the Engineers homepage where engineers can seeall of parts of the SDLC, such as code reviews,JIRAS and deployments,all tied together intosingle workflow.The next-generation greenfield Developer Experience (DevEx) platformaims to save days of engineering time per engineer per year at one of the largest engineering organisations in the world.Transforming the way engineers work at Citi.

Why you'll love working here:

  • You get to work in the engineering focused part of the bank, the Chief Technology Office, building tools for other engineers

  • You’ll work in a small, agile team, in an organisation led by technologists.

  • You’llimpact the daily experience of tens of thousands of engineers at one of the largest engineering organisations in the world.

What you will bring

A selection of the tools and capabilities required across our platforms. We value muti-disciplined polyglot engineers but also understand and support the need for specialisms too across the wider department.

Server

  • Strong server-side engineering skills: Kotlinor Java (we’re using Java 21), building and consuming RESTful APIs.

  • Proficiency with relational and/or NoSQL databases: PostgreSQL, MongoDB.

Desirable skills

  • Experience with event-driven architecture.

  • Experience with microservice architecture

  • Contract first Apis, such as swagger.

  • Experience with message queuing systems: Apache Kafka.

  • SRE/DevOps – Experience with scalability & Observability

  • Understanding of containerization (Docker) and orchestration (Kubernetes).

  • Familiarity with CI/CD tools and automated deployments.

  • Comfortable collaborating with product, design, and UI engineers, product managers, and other stakeholders to understand requirements and deliver robust backend solutions.

Tools you’ll use(depending on role)

  • Server: Kotlin, Java,Spring Boot, http4k, ktor, PostgreSQL, MongoDB, Apache Kafka, Docker, Kubernetes, Helm, Tekton, Harness

  • Infra: OpenShift, Tekton, Harness,

  • Mac or PC - It’s up to you.

  • Access to time-saving AI tools such as GitHub Copilot and Cognition.ai’s Devin

Don’t tick every box? 

Don’t worry, if you’re talented our team would like to chat to you. Our team have diverse backgrounds with former entrepreneurs, multi-disciplined practitioners, and people from all over the world. We have many roles within the same Developer Enablement group that are open, and we can find a role, or even create one that fits you.  

What we’ll provide you

By joining Citi Belfast, 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.

#LI-RH4

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

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

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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.

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Global Benefits

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