Senior Software Developer - Numerical

At Seequent, we help organisations to understand the underground, giving the confidence to make better decisions faster.

We build world-leading technology that is at the forefront of Earth sciences, transforming the way our customers work. Every day we help them develop critical mineral resources more sustainably, design and build better infrastructure, source renewable energy, and reduce their impact on the environment.

We operate in 145+ countries while proudly maintaining headquarters in New Zealand.

Reporting to the Director, Software Development (or delegate), we are seeking an experienced Senior Software Developer – Numerical to join our geoscience software development team. This role is based in Toronto, ON
, operating under a hybrid work model
.

This position focuses on transforming early-stage research prototypes into high-quality, production-ready numerical software. You will design, implement, and optimize high-performance numerical libraries and compute kernels using C++, Python, and CUDA
, ensuring scalability, robustness, and performance.

Working closely with researchers and domain experts, this role bridges scientific research and software engineering, requiring strong numerical expertise, performance-focused thinking, and effective cross-functional collaboration.

• Develop and optimize high-performance numerical software in C++, Python, and CUDA.
• Re-engineer research prototypes into scalable, production-ready solutions.
• Implement parallel programming techniques including multi-threading, vectorization, and GPU acceleration.
• Ensure solutions are portable across Linux (primary) and Windows environments.

• Profile, benchmark, and optimize numerical workflows using tools such as Nsight and VTune.
• Improve runtime efficiency, memory usage, and algorithmic scalability.
• Design automated testing and verification frameworks to ensure numerical correctness and reliability.
• Work closely with researchers, engineers, and product teams to translate research concepts into stable implementations.
• Participate in design reviews, technical planning, and peer code reviews.
• Produce clear technical documentation and apply modern engineering practices, including CI/CD (Git Hub Actions) and version control.

• Bachelor’s degree in Computer Science, Applied Mathematics, Physics, or a related STEM field.
• 7+ years of experience in software development or engineering roles.
• Strong experience in numerical computing with C++ and Python
  .
• Hands-on experience with CUDA
  , GPU programming, and parallel computing.
• Knowledge of numerical libraries such as Eigen or BLAS
  .
• Experience developing on Linux and supporting cross-platform environments.
• Familiarity with performance profiling tools and CI/CD pipelines.

• Experience with OpenMP, Rust, Fortran, cloud computing (GCP), containerization, or distributed systems.

At Seequent, we champion the uniqueness of each individual. Our commitment to inclusiveness, equity, and accessibility is fundamental to who we are. If you require accommodation during our recruitment process, please let our Talent Acquisition team know. We are here to ensure a fair opportunity for all.

Research underscores that some individuals, especially women and underrepresented groups, may hesitate to apply for roles if they don't meet every requirement. Please don't count yourself out if you don’t tick every box. We are committed to hiring a diverse team and encourage individuals of all background and abilities to apply. Thank you for considering us as your potential employer; we're excited to see what you can bring to our team!

Working at Seequent means becoming part of a community of collaborative innovators with insatiable curiosity and a passion to make a difference. Seequenteers are experts at what they do, visionaries with bold ideas for the future, and driven by a desire to make meaningful change.

At Seequent you’ll be encouraged to Find…