Introduction

Brunel are partnered with a leading resource company and seeking a Senior .NET Developer. This role is a great opportunity for a Senior Developer with optimisation experience who can turn mathematical models into reliable, production-grade systems.

What are you going to do

This role suits a senior backend engineer who can build high-performance .NET services and apply optimisation thinking to real operational problems. You'll work closely with domain experts and architects to improve task assignment and optimisation capability within an established product suite, with a strong focus on scalability, quality, and practical delivery.

Responsibilities:

Build and enhance an assignment engine that allocates tasks to autonomous assets using real-time inputs and optimisation techniques.
Translate operational needs into clear algorithm specifications and production-ready implementations.
Tackle optimisation challenges such as reducing idle time, improving routing, and balancing asset utilisation.
Develop reusable optimisation components and libraries (NuGet packages).
Support and mentor other engineers, sharing patterns across optimisation and backend engineering.
Contribute to technical decisions, balancing algorithm quality with delivery pragmatism.

Essential skills and knowledge

Bachelor's or Higher degree in Mathematics, Applied Mathematics, Operations Research, Computer Science, or a related field - or equivalent industry experience.
7+ years of software development experience, with at least 3 years focused on optimisation algorithms, ideally in autonomous systems or logistics.
Understanding of mathematical optimisation techniques.
Strong proficiency in C# and .NET, with proven experience implementing mathematical models in production-grade software.
Familiarity with real-time systems, microservices, and asynchronous processing to handle dynamic data inputs from mining operations.
Strong communication skills, able to explain technical and mathematical concepts to a mixed audience.

What we offer

About Brunel:

Brunel is a recruitment and flexible workforce solution provider which connects talented people with opportunities throughout Australasia and around the world. We specialise in highly skilled roles across a variety of technical, professional, trades and craft disciplines, pairing candidates with industry-leading projects and organisations on a contract, permanent or secondment basis.

Operating in Australasia since 1997, Brunel has major bases of operation in Perth, Sydney, Brisbane and Port Moresby, which are further backed by the strength and reach of a truly global network spanning over 45 countries, 120 offices and 45 years of successful operation.

Brunel is proud to be equal opportunity employer and encourages applications from Aboriginal and Torres Strait Islander and female candidates.

#LI-JG1

How to apply:

If you meet the above requirements and would like to be considered for this role, please submit your interest using the 'Apply' button. Applying is quick and easy - just make sure you have the following documents ready to go:

Resume
Cover Letter (optional)

Closing: 07 March 2026

Apply Now

Do you have questions?

Vacancy reference: TR-277947

JB

Corporate recruiter

Joel Bellinger-Brown

+61 8 9429 5672

Contact

Application process

First Contact

We carefully review your application and in the coming weeks, you will be notified for an interview session if you are selected. Only shortlisted candidates will be contacted within 7 days.

Scheduling an Interview

After being shortlisted, you will be contacted via email or telephone to arrange for a date on your availability for the qualification interview.

Phone/ Qualification Interview

During the interview, you will be assessed on your level of experience and skills, work history, availability, and the qualifications the company is seeking for the position.

Meeting in Real Life

After successfully making through the phone interview, a face to face interview will be scheduled between the candidate and recruiter. This session can be a more in-depth interview to review your communication and interpersonal skills.

Application for the Position

Submission of candidates resume for client’s approval and screening.