Java (Kotlin) Developer (Agile, Test-Driven) in London

Java (Kotlin) Developer (Agile, Test-Driven) in London

London Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
Citi

At a Glance

  • Tasks: Develop and lead innovative software solutions in Java/Kotlin for global finance.
  • Company: Join Citi, a leader in redefining the future of finance with cutting-edge technology.
  • Benefits: Enjoy competitive salary, 27 days leave, private medical care, and hybrid work options.
  • Other info: Be part of a diverse team committed to innovation and personal growth.
  • Why this job: Make a real impact on global markets while growing your skills in a dynamic environment.
  • Qualifications: Experience in Java, Kotlin, and a passion for agile development and continuous improvement.

The predicted salary is between 60000 - 80000 £ per year.

At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech.

Equities Tech

Equities Technology at Citi is undertaking a bold, multi‑year transformation to build a best‑in‑class global platform across execution, prime, clearing and cross‑product margining. We are re‑engineering our technology estate to achieve world‑leading performance and resiliency, enabling new capabilities in advanced execution, global market connectivity, and modernised post‑trade, clearing and margin processes. Our ambition is to deliver a seamlessly integrated, highly automated platform that drives outstanding client outcomes and accelerates growth across our global franchise. As part of the team, you’ll collaborate closely with high‑calibre engineers and deeply engaged business and product partners - working together to define and deliver the next generation of Equities technology at Citi.

Prime Brokerage Tech

Prime Brokerage Technology provides solutions that underpin the operations of our clients and traders that provide the foundation of our Prime Finance business. This is an area of great opportunity and is a major growth target for Citi – with technology providing the key to unlock this potential.

Responsibilities

  • Ownership and delivery on a variety of components (Java/Kotlin) within the Core Prime Brokerage platform.
  • Hands‑on Development.
  • Provide technical leadership for an agile development team, championing best practices in Continuous Integration and Continuous Deployment (CI/CD).
  • Foster a culture of quality through developer‑led automated testing initiatives.
  • Drive continuous improvement in SDLC, agile and DevOps processes using key performance indicators, including DORA metrics, to enhance team efficiency and software delivery.
  • Lead design, planning and estimation discussions within the team and with partners from across the department along with business stakeholders.
  • Conduct high‑level system analysis and architecture design, ensuring alignment with business requirements, technical standards and the overall architecture blueprint.
  • Facilitate requirement gathering and translate complex business needs into technical specifications.
  • Oversee the creation and maintenance of project and technical documentation.
  • Identify and mitigate risks throughout the SDLC, proposing solutions to complex problems.
  • Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation.
  • Oversee production support processes, collaborating with operations and business stakeholders.
  • Analyze issue patterns to drive improvements.
  • Guide documentation efforts, maintain on‑call rotations and lead post‑mortems.
  • Lead efforts to resolve root‑causes and enhance performance, scalability, and reliability.
  • Provide technical leadership and serve as advisor or coach to mid‑level developers, analysts and grads.

Technical Experience

Java & Test‑Driven Development are essential. Experience in any number of additional technologies listed below is advantageous:

  • Kotlin
  • Cloud Technologies (Kubernetes, Open Shift)
  • Messaging Technologies (Kafka, Solace, TIBCO)
  • Database / Data Store / Data Query Technologies (SQL Server, Trino, Mongo, S3)
  • Observability Technologies (OpenTelemetry, Elastic Stack / ELK, Grafana)

Benefits and Compensation

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

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. 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.

Java (Kotlin) Developer (Agile, Test-Driven) in London employer: Citi

Citi is an exceptional employer that fosters a dynamic and inclusive work culture, where innovation thrives and every team member's contributions are valued. With a commitment to employee growth through mentorship and continuous learning, alongside a competitive benefits package including flexible working arrangements and generous leave, Citi empowers its employees to excel in their careers while making a meaningful impact on global finance.

Citi

Contact Details:

Citi Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Java (Kotlin) Developer (Agile, Test-Driven) in London

Tip Number 1

Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with tech communities. You never know who might have the inside scoop on job openings or can refer you directly.

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those using Java and Kotlin. This gives potential employers a taste of what you can do and sets you apart from the crowd.

Tip Number 3

Prepare for interviews by practising common technical questions and coding challenges. Use platforms like LeetCode or HackerRank to sharpen your skills. Remember, confidence is key!

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen. Plus, it shows you’re genuinely interested in joining our team at Citi and being part of something big.

We think you need these skills to ace Java (Kotlin) Developer (Agile, Test-Driven) in London

Java
Kotlin
Agile Development
Test-Driven Development
Continuous Integration
Continuous Deployment
SDLC

Some tips for your application 🫡

Tailor Your CV:Make sure your CV reflects the skills and experiences that align with the Java (Kotlin) Developer role. Highlight your experience with Agile methodologies and Test-Driven Development to catch our eye!

Craft a Compelling Cover Letter:Use your cover letter to tell us why you're passionate about redefining finance through technology. Share specific examples of how you've contributed to similar projects in the past.

Showcase Your Technical Skills:Don’t forget to list your technical proficiencies, especially in Java and Kotlin. If you have experience with cloud technologies or observability tools, make sure to mention those too!

Apply Through Our Website:We encourage you to apply directly through our website for the best chance of getting noticed. It’s the easiest way for us to keep track of your application and get back to you quickly!

How to prepare for a job interview at Citi

Know Your Tech Stack

Make sure you’re well-versed in Java and Kotlin, as these are essential for the role. Brush up on your knowledge of cloud technologies and messaging systems too, as they might come up during technical discussions.

Showcase Your Agile Mindset

Be prepared to discuss your experience with Agile methodologies. Share specific examples of how you've contributed to an agile team, focusing on your role in continuous integration and deployment practices.

Prepare for Problem-Solving Questions

Expect to tackle some complex problems during the interview. Practice articulating your thought process when faced with challenges, especially around system design and architecture, as this will demonstrate your analytical skills.

Emphasise Team Collaboration

Citi values teamwork, so highlight your experiences working closely with engineers and business partners. Discuss how you’ve facilitated requirement gathering and translated business needs into technical specifications.