Software Engineer Application Modernisation jobs at Mongodb in Australia, Sydney

• You have strong computer science knowledge and at least 2 years of server-side C or C++ development experience. Professional or advanced academic expertise in the domains of distributed systems and databases is preferable, but not strongly required
• You are enthusiastic about designing, writing, testing, and debugging maintainable software. You strive for well thought out solutions instead of quick fixes
• You have excellent technical communication skills, which you use to collaborate with colleagues. You manage your time effectively, make realistic assessments of project complexity, and respect others who do the same
• You are friendly, sociable, and eager to establish relationships with your team members. You believe there is more provided value working as a team than in the sum of individual contributions, and that everyone is accountable for a quality product
• You are willing, able, and motivated to quickly learn new things. You are not afraid to admit you don’t know something or to ask for help
• You are curious about how people and organisations use MongoDB, and how MongoDB could be improved to enable more use cases

• Understand and improve the current functionality of WiredTiger
• Identify, design, implement, test, and support new features in MongoDB
• Work with other engineers to coordinate seamless changes in a feature-rich, large codebase
• Estimate task complexity and report progress and risks to peers and managers
• Fix code defects and work with support to diagnose and remediate customer issues
• Adapt and adhere to the team norms and the company

• In the first month, you will understand the high-level architecture of WiredTiger
• In three months, you will tackle code review responsibilities and will diagnose and fix a few customer or testing-reported issues
• In six months, you will contribute to the development of a project slated for the next major release of MongoDB and participate in the design review for new features
• In twelve months, you are leading the development of a new feature and are helping to mentor new engineers on the team

• Be a part of the company that’s reinventing the database, passionate about innovation and speed
• Enjoy a fun, inspiring culture that is engineering focused
• Work with exceptionally talented people around the globe
• Learn, contribute, and make an impact on the product and community

You'll be working alongside our largest customers, solving their complex issues - resolving questions on architecture, performance, recovery, security, and everything in between. You'll be an expert resource on standard methodologies in running MongoDB at scale, whatever that scale may be. You'll be an advocate for customers' needs - working with our product management and development teams on their behalf. And you'll contribute to internal projects, including software development of support tools for performance, benchmarking, and diagnostics.

You should have 4+ years of proven experience, we consider all candidates with an eye for those who are self-taught, insatiably curious, and multi-faceted.

• Strong diagnostics and troubleshooting experience, with the ability to analyze issues holistically, from the application tier, to database to storage
• Broad awareness of customer workloads and use cases, including performance, availability, and scalability
• Systems engineering experience, including Linux performance, memory management, I/O tuning, configuration, security, networking, clusters, and troubleshooting
• Ability to read code, and basic coding/scripting ability in one or more languages: Java, Python, Ruby, C, C++, C#, Javascript, node.js, Go, etc
• Good understanding of Networking concepts and protocols (DNS, TCP/IP, SSL/TLS, etc.)
• Storage engineering experience, including NAS, RAID, SAN, SSD, multi-pathing, and caching
• Experience supporting complex mission-critical product applications and database systems (RDMBS or non-relational)

• Experience with authentication systems such as LDAP, Kerberos, AD
• Experience using or managing MongoDB
• Experience using distributed version control systems, and in particular git
• Experience using any cloud services stack such as AWS, Azure or GCP
• Experience with Kubernetes or other orchestration systems using vendor-specific Enterprise operators

• In 3 months, you’ll have gained a deep understanding of MongoDB and its ecosystem. You will complete New Hire Training
• In 6 months, you will be comfortable working frontline with our customers. You will also complete the MongoDB Certified DBA Associate exam
• In 12 months, you will be a part of a technical experts group within MongoDB and will be helping your peer engineers in advance diagnostics. Also, you will be encouraged to handle technical escalations independently

Req ID -3263220311

• 7+ years of software development experience with 3+ years of C or C++
• 3+ years of experience in spearheading projects, writing technical designs and documentation, refining work for other engineers, and planning milestones
• Experience with and desire to mentor engineers
• Professional/advanced academic expertise in the domains of systems, distributed systems, or databases is preferred, but not required

• You have excellent communication skills, which you use to collaborate with colleagues. You use your time effectively, make considered assessments of project complexity, and respect others who do the same
• You love designing, writing, testing, and debugging maintainable software. You endeavour for well-thought-out solutions
• You believe there is more value in working as a team than in the sum of singular contributions, and that everyone is accountable for a quality product
• You are willing, able, and inspired to learn new things. You are not afraid to admit you don’t know something

• Understand and improve the current functionality of WiredTiger
• Make design and coding contributions to the team's projects covering new features and architecture improvements
• Work with other engineers to coordinate seamless changes in a feature-rich, large codebase
• Estimate task complexity and report progress and risks to peers and managers
• Drive team projects
• Fix code defects and work with support to diagnose and remediate customer issues
• Adapt and adhere to the team norms and the company's

• In the first month, you will understand the high-level architecture of WiredTiger
• In three months, you will actively participate in reviewing code changes from your peers and will diagnose and fix a few customer or testing-reported issues
• In six months, you will contribute to the development of a project slated for the next release of MongoDB and participate in the design review for new features
• In twelve months, you are influencing the development of a new feature and are helping to mentor new engineers on the team

We are seeking a highly experienced Senior IAM & Security Engineer with deep expertise in IAM, cloud security, automation, and endpoint security. In this role, you will lead the design, implementation, and ongoing management of complex security solutions at scale while partnering closely with cross-functional teams to strengthen our security posture and streamline secure access across our global environment.

• Lead administration and enhancement of IAM platforms, including Okta, AWS, GCP, and Azure IAM, ensuring secure, least-privilege, and scalable access models
• Architect and implement SSO (SAML, OIDC, OAuth2), signals sharing and global token revocation alongside building policies to strengthen authentication and user verification
• Develop, optimize, and enforce role-based access control (RBAC) models and identity governance workflows to improve access security and audit readiness
• Automate complex identity lifecycle processes (provisioning, deprovisioning, just-in-time access) leveraging Terraform/OpenTofu and Python at scale
• Define and enforce security controls for GitHub repository management, ensuring secure and compliant CI/CD pipeline access

• Lead security design and enforcement across multi-cloud environments (AWS, GCP, Azure) focusing on IAM policies, resource permissions, and access control best practices
• Build and maintain automated security configurations and policy enforcement using Terraform/OpenTofu, CloudFormation, and Python scripting
• Conduct comprehensive cloud security assessments, identifying misconfigurations, excessive privileges, and areas of risk
• Support and enhance network security solutions, including Cloudflare WARP, VDI access controls, and next-gen VPN alternatives

• Manage and improve MDM platforms (JAMF, Workspace ONE, Kolide) and implement advanced device trust policies for macOS, Windows, and Linux endpoints
• Automate continuous compliance monitoring and enforce security baselines for corporate and BYOD devices across the organization
• Lead deployment and evolution of Zero Trust security frameworks integrating device posture signals into IAM policies and access decisions

• Develop, maintain, and optimize security automation workflows using Tines, Python, and PowerShell to reduce manual effort and improve incident response
• Support Splunk SIEM platform administration including log analysis, alert tuning, and building automated incident workflows
• Monitor, investigate, and respond to IAM and cloud security incidents; lead root cause analysis and drive remediation efforts

• 5+ years of hands-on experience in IAM, Cloud Security, or Security Engineering roles with increasing responsibility
• Deep expertise with IAM solutions such as Okta, AWS IAM, GCP IAM, Azure AD, and identity federation technologies
• Strong knowledge of authentication protocols and standards including OAuth2, OIDC, SAML, and MFA best practices
• Proven experience with Infrastructure as Code (Terraform/OpenTofu, CloudFormation) and security automation, preferably Tines, at scale
• Proficiency in scripting languages such as Python, Bash, or PowerShell to build and maintain automation tooling
• Experience managing MDM solutions and designing device security and compliance policies
• Familiarity with SIEM tools (Splunk preferred), endpoint monitoring, and security alerting platforms

• AWS Certified Security Specialty
• Okta Certified Administrator/Consultant
• CISSP or equivalent advanced security certification

Req ID - 2263186526

• Minimum of 5 years of experience in programming, debugging, and performance tuning of distributed and/or highly concurrent software systems
• Strong systems fundamentals, including multi-threaded programming and performance profiling
• Experience with distributed systems
• Proven experience in building, deploying, and operating multi-tenant cloud services with a focus on operational excellence
• Familiarity with database internals or experience building core components for data processing systems
• Hands-on experience in developing performance-sensitive software
• Experience with large backend/compiled codebases, preferably in Rust or C/C++
• B.Sc. in Computer Science or a related field, or equivalent practical experience
• Excellent verbal and written technical communication skills, with a strong desire to collaborate with colleagues
• Strong time management skills and the ability to realistically assess project complexity
• Interest in the theory and practice of high-availability systems; hands-on experience or an M.Sc./Ph.D. in the domain is a plus

• Develop secure multi-tenant cloud-native storage solutions to ensure performance, automatic failover and zero downtime
• Implement and operate (oncall) production-ready applications in Rust
• Diagnose test failures and performance regressions, and implement fixes
• Lead development and project management for large, cross-team initiatives
• Identify, design, implement, test, and support new features related to Storage Layer Services, while contributing to the operational excellence of running a cloud service
• Collaborate with Product Management and Engineering leadership to define product roadmaps

• In the first month: Understand the high-level architecture of MongoDB Cloud Storage Architecture and resolve a few bugs
• In three months: Contribute to the Rust development of a project slated for the initial release of the Storage Layer Services and take on code review responsibilities and participate in reviewing designs for new features
• In six months: Lead the development of a new feature and help mentor new engineers on the team

**MongoDB is an equal opportunities employer**
Req ID - 425346

In this role, you'll get a chance to define & implement the AI strategy for developer productivity for MongoDB. This includes building out from scratch AI agents and other AI-enhanced developer tooling; sorting out which AI tools in the marketplace are worth our while; and teaching us how to quantify the impact of new AI capabilities.

• Drive AI projects end-to-end, from ideation through adoption/growth.
• Including prompt engineering, fine-tuning, performance assessment
• Collaborating with key stakeholders throughout the company
• Empower engineers to get more done with state-of-the-art AI tooling for the problems they encounter daily (e.g. debugging, documentation, coding, etc).
• Be a thought leader in the company in the latest developments in the AI field, including following industry trends and the latest papers.
• Strategize where in the development lifecycle we can inject AI to speed up engineers and reduce toil.
• Build evaluation and monitoring frameworks for AI products in production
• Contribute to the development of our agent framework and capabilities
• Help establish best practices for AI development and deployment

• Degree in Computer Science, Engineering, related quantitative field or equivalent experience
• Demonstrated effectiveness in delivering new products in research or startup environments
• 5+ years of software engineering and/or product engineering experience
• Experience building Generative AI applications, specifically Agentic flows, RAG, or any state of the art methods in leveraging large language models
• Experience building evaluation frameworks for AI applications that leverage foundational models
• Strong fundamentals in Software Engineering
• Ability to drive 0-1 / MVP projects, rapid prototyping

• You thrive in environments with significant uncertainty and enjoy defining problems as much as solving them
• You're passionate about generative AI technology and stay current with the latest developments
• You're comfortable taking initiative on new concepts without detailed direction
• You're excited about joining a growing team and helping shape its culture and direction

• You have 10+ years of experience in programming, debugging, and performance tuning highly concurrent and/or distributed C/C++ software systems. Especially if you have worked in C for a number of those years.
• You have a track record as an effective technical leader. You love helping teams be successful at solving vaguely defined problems in iterative and measurable ways. You put the customer first, and don’t hesitate to cross team boundaries in search of the right solution.
• You have a solid grasp of related systems fundamentals, such as cache management, log-based recovery, transactions or performance profiling.
• You’re familiar with highly concurrent systems and concepts such as optimistic and pessimistic concurrency control and lock-free programming.
• You’ve worked on large, highly available, scalable and performant systems such as databases, high frequency trading platforms, cloud storage services, or maybe even Mars rovers.
• You have excellent verbal and written technical communication skills; you enjoy collaborating with colleagues and mentoring junior engineers.
• You enjoy learning new things in the domains of computer science and software engineering.

• Be directly responsible for delivering on goals which span a 6-18 month timeframe
• Play a key role in defining the roadmap for the next 12 months
• Write well tested, production-ready code in C (our test infrastructure also leverages C++, Python and Javascript).
• Drive improvements to processes and tools to help us more confidently make changes to high risk parts of our codebase
• Use our data warehouse to inform decisions and measure the impact of work the team ships
• Investigate performance regressions and guide the team through making complex changes that have to balance performance against other requirements
• Help cultivate a strong talent bench through interviewing, mentoring and knowledge sharing
• Develop, maintain and apply expertise on cutting edge database and distributed systems research from industry and academia
• Handle (or lead the effort to handle) time-sensitive customer escalations
• Collaborate with stakeholders and engineering teams across the company to jointly work on large initiatives
• Be open to occasional (once a year) travel to the US

• In the first month:
• You have understood the high level architecture of WiredTiger and fixed a few bugs
• You are starting to develop relationships with key stakeholders across your VPs organisation
• In three months:
• You have diagnosed and fixed a few customer or testing-reported issues
• You have contributed to the development in C of a project slated for the next release of MongoDB
• You are starting to take on code review responsibilities and are involved in reviewing the design for new features
• In six months:
• You have started mentoring other engineers on the team
• You are leading the development of a new feature
• You are beginning to involve yourself in planning and roadmapping efforts
• In twelve months:
• You have successfully shipped multiple major contributions to WiredTiger
• You own a department level goal

• 5 weeks annual leave
• 22 weeks paid parental leave for both parents that covers childbirth, adoption, surrogacy and fostering. In your first year with MongoDB this benefit is reduced
• Family forming assistance which covers fertility care, adoption and surrogacy
• Subsidised health & dental insurance for you and your dependents (through Medibank)
• Classpass credits , a Headspace subscription and Vaccination vouchers as part of our broader h ealth and wellness programs
• In-office Lunch (on us) up to 3 days per week

Req ID -1263118567