Senior Python/Rust Engineer
Location
belfast, northern ireland
Job Type
Full-time
Category
IT & Technology
Posted
June 20, 2026
Overview
Our client is a global cybersecurity company delivering quantum-safe encryption to protect enterprises, governments, and critical national infrastructure. Their advanced cryptography ensures resilience against current and emerging quantum threats, with solutions spanning telecoms, defence, and finance. With recent team expansion, they are seeking a Senior Python Developer in Belfast. This is an opportunity to work on cutting-edge cybersecurity software, across cloud and on-prem environments, in a culture that values innovation, ownership, and collaboration.
What you’ll be doing
- Designing and developing software for encryption intelligence solutions.
- Building scalable, resilient enterprise systems with Python.
- Collaborating with engineers, DevOps, and product teams to deliver high-quality releases.
- Analysing and optimising performance, resolving issues when they arise.
- Supporting Agile development and contr...