Newcastle - Software Developer (All Levels)
- Level
- Mid
Not stated in the posting: salary, work type, visa.
Open. First seen 3 October 2026.
About the role
Software Developer – Newcastle upon Tyne
Who We Are
Neptune North was founded in 2024 as a joint venture between Oliver Wyman, a global leader in management consulting and part of the NYSE-listed Marsh, and Rokos Capital Management, a global alternative investment fund manager. Our people are exceptional technical experts, who thrive on exploiting leading-edge technologies to solve the most complex problems.
We provide bespoke technology solutions to businesses operating in the banking and financial services, private capital and defence industries.
Our working environment is founded on principles of trust, collaboration and shared purpose. We pride ourselves both on the high calibre of our people, and on the supportive workplace they create, where each individual is given autonomy to grow and thrive.
From our headquarters in Newcastle upon Tyne, UK, we operate across our international office network. We are expanding rapidly, building teams in key markets to stay close to our clients and talent.
Our Culture
- 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
- Engage directly with users, stakeholders, and subject matter experts to identify requirements, applying sound judgement to design and deliver pragmatic, effective solutions
- Take on early responsibility for high-quality end-to-end software delivery
- Partner with client teams to deliver products and projects collaboratively
- Challenge current systems and processes to achieve common goals through technical excellence and innovation
- Keep abreast of industry and technology trends that will keep us at the forefront of what is possible
What makes a great candidate
- Excellent programming skills, including an extensive experience in C#/.NET, Java, Rust or Python
- Passion for technology and an appetite to work in a dynamic and integrated team
- An entrepreneurial nature, willing to take ownership and run towards problems and someone who thrives on innovation
- The ability to own all aspects of development projects from start to finish
- A desire to understand and solve business problems, build domain knowledge and increase market understanding
- The ability to communicate clearly and professionally with our clients as well as team members
- Financial Services experience a bonus, but is not essential
- An Undergraduate Degree in a relevant subject
Why join us?
- Make an impact from day one: we empower and trust our people to leverage and extend their skill sets
- 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
What this role asks for
Particular to this role
Rust
Rare in Neptune North's other 18 open postings.
In most of Neptune North's ads
Python
Named in most of its open postings, whatever the role.
Read against Neptune North's other open postings on this site.
The team: Technology
This role is one of 9 open in Technology.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (9 of 9), Java (6 of 9), AWS (5 of 9), C# (5 of 9), SQL (5 of 9), .NET (4 of 9), Azure (4 of 9)
OTHER ROLES ON THIS TEAM
- Platform Engineer (Core AI Team) posted Aug 19
- Madrid - Software Developer posted Jul 15
- Madrid - Data Engineer posted Jul 15
- Madrid - AI Engineer posted Jul 15
- Test Automation Engineer posted Jun 11
- Newcastle - Data Engineer (All Levels) posted Jun 11
- DevOps Engineer posted Jun 11
- Graduate Software Developer (2027) (Newcastle) posted Apr 24
From the team and dates on Neptune North's own job board.
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