Senior Member, Tech (QS Dev) - Core Tech

QS Dev team

Key Responsibilities

• Design, build, and maintain

  high-performance compute and infrastructure solutions

  supporting the firm’s trading and research functions.
• Develop and enhance core platforms such as

  HPC schedulers

  ,

  service managers

  , and

  package/environment management tools

  .
• Collaborate with

  quantitative researchers

  ,

  Quant Systems

  , and

  engineering teams

  to gather requirements and deliver

  scalable, reliable solutions

  .
• Research and implement new

  technologies, frameworks, and optimizations

  to improve system performance, efficiency, and reliability.
• Troubleshoot and resolve issues across

  on-premises and cloud-based environments

  .
• Contribute to

  automation and process improvements

  to enhance productivity and reduce operational risk.
• Maintain comprehensive

  documentation

  for designs, best practices, and operational procedures.

Required Qualifications

• Strong expertise in Nix:

  Nix expressions, Nixpkgs, flakes, overlays, and advanced dependency management.

• Elite Linux proficiency:

  Deep command-line expertise and fluency in filesystems, process management, networking, and kernel concepts.

• Programming experience:

  Advanced skills in

  Go, Rust, or Python

  , with additional comfort in

  shell scripting and automation

  .

• Backend systems experience:

  Minimum

  2 years

  designing and operating large-scale or mission-critical systems.

• Database skills:

  Experience with

  PostgreSQL

  ,

  MySQL

  , or similar.

• Observability tools:

  Hands-on experience with

  Prometheus

  ,

  OpenTelemetry

  , or similar monitoring/tracing systems.

• Security awareness:

  Strong understanding of

  system hardening, infrastructure security

  , and

  compliance-focused development

  .

• Distributed systems:

  Knowledge of

  event-driven/messaging systems

  such as Kafka.

• Excellent collaboration and communication skills

  with a proactive and problem-solving mindset.

Preferred Qualifications

• Contributions to

  open-source Nix projects

  or similar ecosystems.
• Familiarity with

  containers (Docker, Podman)

  and cross-platform packaging.
• Experience with

  CI/CD automation

  and

  reproducible build systems

  .
• Background in

  developer/platform tools

  or

  high-growth tech environments

  .
• Experience automating

  development, build, and deployment workflows

  .

Additional Information

• The firm welcomes candidates

  returning to work after a career break

  under its

  Recommence initiative

  , a gender-neutral return-to-work program.
• Offers include

  excellent benefits

  , a

  collegial work culture

  , and an

  attractive compensation package

  .