Senior Backend Software Engineer
First seen by Alion on Sep 25, 2026.
Working at Atlassian
Atlassians can choose where they work - whether in an office, from home, or a combination of the two. That way, Atlassians have more control over supporting their family, personal goals, and other priorities. We can hire people in any country where we have a legal entity.
We're looking for a Senior Backend Software Engineer to join our team, passionately focused on delivering creative improvements for our engineering teams.
Your future team
To be a 100-year company, we are proudly building a world-class engineering organization composed of empowered teams that are equipped with the tools and infrastructure to do the best work of their careers.
Engineering at Atlassian prioritizes initiatives that advance AI and support our customers transition to the cloud while consistently delivering maximum value through our core product suite - Jira, Confluence, Trello, and Bitbucket.
We seek individuals who are eager to shape the future and believe in the power of collaboration to achieve extraordinary results together.
In this role, you will:
Drive large, complex projects autonomously, from technical design to launch
Tackle complex architecture challenges, apply architectural standards and start using them on new projects
Lead code reviews and documentation, as well as take on complex bug fixes, especially on high-risk problems
Be an example for thorough, meaningful code reviews
Partner across engineering teams to tackle company-wide initiatives spanning multiple projects
Transfer your depth of knowledge from your current language to excel as a Java developer
Mentor junior members of the team
Your background:
5+ years experience building and developing backend applications.
Bachelor's or Master's degree (preferably a Computer Science degree or equivalent experience).
Senior-level experience with one or more prominent languages such as Java, Python, Kotlin, Go, or Scala is required.
Understanding of SaaS, PaaS, IaaS industry with hands-on experience with public cloud offerings (e.g., AWS, GCP, Azure).
Fluency in any one database technology (e.g. RDBMS like Oracle or Postgres and/or NoSQL like DynamoDB or Cassandra).
Experience crafting and implementing well-tested, highly scalable and performant micro-services and/or other distributed systems.
Practical knowledge of agile software development methodologies (e.g., XP, scrum).
Knowledge to evaluate trade-offs between correctness, robustness, performance, space and time.
Practice in mentoring other engineers and influencing decision makers throughout the organization.
Considers the customer impact when making technical decisions.
Benefits & Perks
Atlassian offers a wide range of perks and benefits designed to support you, your family and to help you engage with your local community. Our offerings include health and wellbeing resources, paid volunteer days, and so much more. To learn more, visit .
About Atlassian
At Atlassian, we're motivated by a common goal: to unleash the potential of every team. Our software products help teams all over the planet and our solutions are designed for all types of work. Team collaboration through our tools makes what may be impossible alone, possible together.
We believe that the unique contributions of all Atlassians create our success. To ensure that our products and culture continue to incorporate everyone's perspectives and experience, we never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, veteran, or disability status. All your information will be kept confidential according to EEO guidelines.
To provide you the best experience, we can support with accommodations or adjustments at any stage of the recruitment process. Simply inform our Recruitment team during your conversation with them.
In line with local law, identity verification (which may include use of biometric data) is a condition of employment with Atlassian for employment fraud purposes.