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MongoDB

Senior Software Engineer, Server Networking Security (Rust)

MongoDB · Cork, Ireland; Dublin, Ireland

Posted about 3 months ago

or apply directly on MongoDB's site. We never take the application ourselves.

Is this posting real?

This role has been open
82 days
MongoDB's roles stay open a median of 82 days
Reposted
No
Salary listed
No
0% of MongoDB's roles list one
Ghost-job risk at MongoDB
high
411 stale, 7 reposted of 411 open
Hiring momentum
575 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-24

Measured from postings appearing on and disappearing from MongoDB's own greenhouse board since 2026-08-03. Full hiring picture for MongoDB.

About this role

The Senior Software Engineer will join the Server Ingress Security team to enhance the security of MongoDB's ingress networking. Responsibilities include designing and implementing production-ready security services in Rust, developing security solutions, diagnosing issues, and collaborating with various teams to ensure integration with the MongoDB ecosystem. The role emphasizes strong collaboration, project management, and contributions to the team's long-term technical roadmap.

Our read on this posting2.4out of 5
benefits
2/5
freshness
1/5
career value
4/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of MongoDB as an employer.

What you need

  • 5+ years of experience building production-quality systems software
  • Experience with large backend/compiled codebases and performance-sensitive software, preferably in Rust
  • Strong systems fundamentals, including multi-threaded programming and performance profiling
  • Excellent verbal and written technical communication skills
  • Strong time management skills and the ability to realistically assess project complexity
  • B.Sc. in Computer Science or a related field, or equivalent practical experience, with strong competencies in data structures, algorithms, and software design/architecture

Nice to have

  • Experience working hands-on in security-sensitive or networking-adjacent domains
  • Understanding of network protocols, TLS, and connection lifecycle management
  • Familiarity with security concepts such as attack surface reduction, input validation, memory safety, and defense-in-depth architectures

What you get

  • Hybrid working model
  • Employee affinity groups
  • Fertility assistance
  • Generous parental leave policy

Worth weighing

  • No salary listed
  • Focus on security and performance may imply a high-pressure environment
  • Role involves collaboration across multiple teams, which may require strong interpersonal skills

Summarised from MongoDB's posting. Read the full original.

Listed by MongoDB on their greenhouse job board, last confirmed open on 2026-10-24. PitchMeAI is not the employer.

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