Rust Developer

About this role

Our client is a global leader in cybersecurity for IT, OT, and ICS critical infrastructure. Their end-to-end platform gives enterprises and public sector organizations the critical advantage they need to protect complex networks, secure devices, and meet compliance requirements.
Over the past 20 years, a consistent commitment to innovative technology has earned the trust of more than 1,700 organizations, governments, and institutions worldwide — cementing the company's role in protecting the world's critical infrastructure and securing our way of life.
In this mid-level position, you will contribute to the development and enhancement of high-performance Rust software that supports our products across on-premise, cloud, and hybrid deployments. You'll work with the modern Rust ecosystem and supporting tools to build reliable, safe, and efficient code as part of impactful projects. A key focus of the role is helping the Data Science team build a unified SDK that makes their AI-based features easy to integrate into Aether.

What You Will Do:

• Work with the Engineering Manager and Hungary-based team to plan, design, implement, and maintain Rust components and applications

• Work closely with the Hungarian Data Science team, helping them build a unified SDK that wraps their AI-based models so these features can be integrated easily into Aether

• Review requirements, contribute to feature design, and implement clean, idiomatic, maintainable Rust code

• Write and maintain unit and integration tests; participate in code reviews to ensure quality and best practices

• Create and update technical documentation for your work, including rustdoc for public APIs

• Help identify opportunities for code improvements and participate in team discussions on enhancements

• Collaborate with global engineers to deliver secure, reliable, and performant software

• Support junior engineers through code reviews and pair programming, and keep growing into advanced systems topics
Requirements

• Good foundation in Software Engineering principles

• Good knowledge of Rust: ownership, borrowing and lifetimes, traits and generics, and idiomatic error handling with Result

• Familiarity with Cargo and the Rust toolchain (rustup, clippy, rustfmt)

• Good understanding of:

• Concurrency in Rust: threads, Send/Sync, atomics, and synchronization primitives (Mutex, RwLock, channels)

• Thread pools and producer-consumer patterns

• Common approaches to avoiding lock contention and race conditions

• Has experience with Docker/containerization

• Good knowledge of Semantic Versioning (SemVer) and dependency management with Cargo (workspaces, crates, feature flags)

• Experience or familiarity with CI/CD pipelines (TeamCity preferred)

• Solid grasp of design patterns, trait-based composition, and writing clean, readable code

• Proficiency in English
Benefits

• Stable, growing international company background with an exceptional customer group

• Opportunity to improve your professional skills

• The newest technology environment

• Language course and opportunity for active recreation – kettlebell, football and office massage

• Attractive working environment – nice office full of accessories (fruits every day, coffee, breakfast, tea etc.)

• Regular team events and Happy Hour activities