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Senior Engineer (Test Engine)

📍 Australia

Construction Buildkite Pty Ltd

Job Description

At Buildkite, our mission is to unblock every developer on the planet. We’ve rethought how software delivery should work and have built a platform that is fast, reliable, secure, and able to scale to the needs of the most demanding high-growth tech companies globally including Airbnb, Shopify, Canva, PagerDuty, Lyft, and Pinterest.

Job Overview In this role, you’ll help design, build, and scale tools that empower some of the world’s best software engineering teams. You’ll collaborate closely with engineers, designers, and product managers to deliver impactful features and improvements while working on challenges at the intersection of developer experience, scalability, and performance.

This is a highly collaborative, hands‑on role where you’ll contribute to product development, influence architectural decisions, and help shape the future of Buildkite’s platform.

What You’ll Do

Design, build, and ship features that improve developer experience and productivity

Collaborate with engineers, designers, and product managers to shape solutions that solve customer problems

Pair program and participate in code reviews, offering and receiving constructive feedback

Contribute to technical decisions, balancing trade-offs between performance, scalability, and maintainability Build and maintain high‑quality, well‑tested, and maintainable code

Participate in customer research, discovery sessions, and feedback loops to inform product development

Help mentor and upskill other engineers within the team

Stay curious and experiment with emerging tools, patterns, and practices

What You Bring

Strong communication skills, with empathy and kindness in both written and verbal collaboration

Passion for writing clean, maintainable, and well‑tested code

Ability to analyze technical trade‑offs, articulate solutions clearly, and build team consensus

Comfortable working directly with customers and incorporating feedback into product development

Familiarity with CI/CD systems, developer tooling, and DevOps concepts

Example Technical Stacks:

Ruby on Rails / React / GraphQL / Relay – Growth, Test Analytics

PostgreSQL or other relational databases at scale

Kafka / Flink / ML frameworks – optional if relevant

Experience configuring or working with modern CI platforms

At Buildkite, we value kindness, autonomy, and collaboration. You’ll be part of a remote‑first company where your work can make a meaningful impact – empowering engineers worldwide to build and deliver better software faster.

Competitive compensation, including salary, equity, and benefits package

Flexible, remote‑first culture

Opportunities for professional growth, leadership, and technical ownership

Work alongside talented, passionate engineers building world‑class developer tools

A collaborative, inclusive, and innovative culture where your ideas make a real impact

Equal Opportunity Employer At Buildkite, we value diversity and celebrate all types of skills, backgrounds, and experiences. We’re dedicated to fostering an inclusive environment and providing reasonable accommodations throughout our recruitment process.

If you need any accommodations or support during the application or interview process, please reach out to us at accommodations@buildkite.com.

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Job Details

Posted Date: February 26, 2026
Job Type: Construction
Location: Australia
Company: Buildkite Pty Ltd

Ready to Apply?

Don't miss this opportunity! Apply now and join our team.