Java (Calypso) Developer - Neptune North

University of Illinois Research Park

University of Illinois Research Park

Champaign, IL, USA

Posted on Apr 23, 2026

An exciting aspect of joining a newly created business at this stage is the opportunity to be in from the start and help define the culture.

There are things that we won’t compromise on though:

  • We are looking for exceptional talent with excellent communication skills

  • Collaboration is key, both internally and with our clients. We believe we do our best work when we are together and working hand in hand with business users

  • Curiosity is something we embrace and value highly

  • We want people who are positive and passionate, have proven problem solving capabilities, can work quickly to find solutions to complex challenges and unlock big opportunities

  • People need to be able to take ownership and be trusted to deliver, going the extra mile

  • We want people who are highly motivated and have a high desire to learn

Responsibilities

  • Delivering industry-leading solutions to the highest design, testing and operational standards, meeting challenging SLAs

  • Working directly with business users of the systems to identify enhancements and improvements

  • Challenging the status quo in design, process and delivery approach through engagement in active discussions and brainstorming sessions

  • Working closely with other technology teams across the business

  • Splitting your time between development (80%) and support (20%), including contact with end users

What makes a great candidate

  • Excellent programming and technology skills, including an in-depth understanding of and recent experience in Java (8 or above, ideally 17 or above)

  • An appetite to work in a dynamic and integrated team in a fast-paced environment

  • An ability to own all aspects of development projects from start to finish, from establishing business requirements to development, testing and release management

  • The desire and cultural fit to own the whole problem and manage it to completion holistically

  • A desire to understand Calypso functionality and an interest in financial instrument processing from a user perspective

  • Attention to detail and strong communication skills

  • The ability to work well both in a team and independently

  • Excellent pre-university academics, as well as a degree obtained in Computer Science, Engineering, Mathematics or a related field, from a top university with a minimum of 3.3/4.0 GPA, or international equivalent

  • Demonstrate excellence both professionally and academically

We would also prefer you to have

  • Experience with a portfolio management system such as Calypso, Murez, Orchestrade or Front Arena

  • Front and middle-office experience at a bank, asset management firm or hedge fund

  • A fair understanding of some relevant products (rates, FX, equities, commodities, credit) from a Middle Office perspective

  • Experience working directly with business users

Why join us?

  • You can have an impact from day one – we empower and trust our people to leverage their skillsets

  • Work on a wide variety of projects alongside exceptionally talented people, often closely correlated to world events and trends

  • Deliver demonstrable business value working hand-in-hand with the customer

  • Learn from industry experts on how financial markets and world economies work

  • Ownership of technical products and projects – actively engage with a wide range of business functions to leverage their knowledge and exposure

  • Exercising judgement and acumen to understand the true business need beyond the stated requirements

  • Challenging current systems and processes to achieve common goals through technical excellence and innovation

At Neptune North we are committed to cultivating a work environment that embraces diversity, equity and inclusion at its core. We believe that our people’s diverse backgrounds, perspectives, and experiences will help us to attract, develop, and retain top talent.

We will not discriminate against any individual based on their gender, age, race/ethnicity, identification as an LGTBQIA+ individual, religion, or disability (or any other characteristic protected by relevant local law).

Please Email Resumes to: julia.hart@neptunenorth.co.uk – Please include a Resume and Cover Letter with the Subject Line: “YOUR NAME” – Software Developer Resume

University of Illinois Research Park is an equal opportunity employer.