Quantitative Engineer

Challenger Limited is an ASX-listed investment management firm managing $131 billion in assets (as at 31 December Life with us is fast moving and always exciting. Together we're driving to deliver our vision to provide our customers with financial security for a better retirement.
We achieve this goal by providing a work environment where people from diverse backgrounds, with a range of skills and experiences can contribute and succeed.

• Join a high-performing Quant Engineering team building critical investment and risk modelling tools across asset classes and liabilities.
• Contribute to hands-on development with C#/.NET in a collaborative environment.
• We welcome applications from candidates based in Sydney. Our team typically works from the CBD office three days a week, with the flexibility to work from home two days per week.

Are you a hands-on Quant Developer or Quant Engineer with a deep understanding of financial instruments and a strong background in C# development? Join our Quantitative Engineering team, part of the COO function, and play a key role in developing systematic, quantitative investment and risk solutions across asset classes and liabilities.

The team builds and maintains core modelling infrastructure that supports investment decision-making, risk analytics, and regulatory reporting across a broad range of financial instruments and liabilities — including interest rates, FX, credit, derivatives, annuities, and reinsurance. You'll also play a part in shaping the future direction of our modelling capabilities.

What You'll Be Doing

• Collaborate with quantitative analysts, actuaries, and developers to design and enhance risk and investment models
• Translate complex Excel-based models into robust, maintainable production code using C#
• Build and maintain core pricing and valuation libraries for interest rates, FX, credit, derivatives, annuities, and reinsurance
• Onboard new investment strategies, annuity products and instruments into modelling and risk platforms
• Develop assistive tools to support actuarial modelling, ALM hedge strategies, and internal trade support
• Participate in peer reviews, production support, and continuous improvement of development practices
• Investigate the application of AI/ML for modelling efficiency, anomaly detection, and enhanced user tooling (e.g., Excel-integrated chatbots)
• Contribute to shaping the way we integrate with third-party platforms such as State Street

About You
We're looking for someone who thrives in a hybrid environment of quantitative rigour and software engineering excellence.

Your Background Includes:

• 5–7 years in software/platform development with strong delivery ownership
• Practical understanding of banking or asset management, particularly risk and pricing systems

Technical Skills Required:

• Strong C#/.NET (Framework 4.8 and Core) with experience in LINQ, Entity Framework, and RESTful APIs
• Familiarity with C++ for performance-critical or legacy pricing components
• Exposure to Python for prototyping, data analysis, or AI experimentation
• Experience using Git, NUnit/xUnit, and CI/CD pipelines (e.g., Azure DevOps)
• Solid understanding of SQL Server/PostgreSQL and performant data handling
• Experience designing, building, or extending RESTful APIs. Particularly those exposing pricing or risk models
• Experience with Snowflake or similar cloud data warehousing platforms preferred

Domain Skills:

• Strong knowledge of financial instruments and quantitative models
• Understanding of market risk, fixed income, and/or actuarial modelling highly regarded
• AI/ML interest or experience a plus (e.g., in anomaly detection, optimisation, or documentation assistants)

Qualifications

• Bachelor in Computer Science, Applied Mathematics, Engineering, or related field
• Postgraduate qualification or actuarial training (advantageous)
• Agile certification (advantageous)

Additional Information:

At Challenger, we support your growth and development, offering flexibility and a culture that values your unique contributions. You'll be part of a supportive team that encourages learning, innovation, and making a real impact.

Working at Challenger means being part of a diverse, connected team that has fun and loves what they do. We're small enough, but big enough to accelerate bold ideas, realising what's possible for our customers and partners.  At Challenger, we provide access to a range of exclusive employee benefits that will support you both personally and professionally and a hybrid work environment including.

• Discretionary bonus scheme.
• Eighteen weeks paid leave for all new parents.
• Flexibility on when, and how, parental leave is taken.
• Challenger Day – one extra day off every year in recognition of the effort our people make.
• Additional support leave (fertility treatment leave, gender affirmation leave).
• Extra superannuation contributions.
• Employee share plan.

Visit our benefits page for more information –

Challenger's employee value proposition guides how we work:
Grow and realise your potential, supporting each other, stronger together and making things happen.
Our culture encourages curiosity, considered thinking and meaningful contribution, with opportunities to build a broad and rewarding career.

We are committed to fostering a safe, inclusive and respectful workplace where people of all backgrounds, identities and ways of thinking can thrive, and promoting flexible working to support work-life balance.

Challenger is proud to be a Workplace Gender Equality Agency (WGEA) Employer of Choice for Gender Equality, a Family Friendly Workplace and recognised as a Bronze Employer in the Australian Workplace Equality Index (AWEI), the national benchmark for LGBTQ+ workplace inclusion.

Job type:
Permanent

Posting Close Date :
26/09/2025