Sr. Engineer-Platform Engineering

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A career at Janus Henderson is more than a job, it’s about investing in a brighter future together .

Our Mission at Janus Henderson is to help clients define and achieve superior financial outcomes through differentiated insights, disciplined investments, and world-class service. We will do this by protecting and growing our core business, amplifying our strengths and diversifying where we have the right.

Our Values are key to driving our success, and are at the heart of everything we do:

Clients Come First - Always | Execution Supersedes Intention | Together We Win | Diversity Improves Results | Truth Builds Trust

If our mission, values, and purpose align with your own, we would love to hear from you!

As a Senior Engineer in Platform Engineering, you will design, build, and optimize the foundational platforms that power our applications and services. You’ll work across infrastructure, automation, CI/CD, and developer tooling to enable scalable, secure, and high-performing environments. This role is critical to our Internal Developer Platform (IDP) strategy and improving developer experience.

• Platform Development: Architect and implement scalable platform components and services.
• Infrastructure Automation: Build infrastructure-as-code (IaC) solutions using Terraform, Ansible, or similar tools.
• CI/CD Enablement: Design and maintain CI/CD pipelines using Git Hub Actions, Azure Dev Ops, or Jenkins.
• Cloud Engineering: Manage and optimize cloud-native infrastructure (Azure, AWS, or GCP).
• Observability & Reliability: Implement monitoring, logging, and alerting frameworks; contribute to SRE practices.
• Security & Compliance: Ensure platform components meet security and regulatory standards.
• Collaboration: Partner with software engineers, SREs, and Dev Ex teams to deliver seamless developer experiences.
• Mentorship: Guide junior engineers and contribute to technical leadership within the team.

• Hybrid working and reasonable accommodations
• Paid volunteer time to step away from your desk and into the community
• Support to grow through professional development courses, tuition/qualification reimbursement and more
• Maternal/paternal leave benefits and family services
• Complimentary subscription to Headspace – the mindfulness app
• Corporate membership to Class Pass and other health and well-being benefits
• Unique employee events and programs including a 14er challenge
• Complimentary beverages, snacks and all employee Happy Hours

• Bachelor’s or Master’s in Computer Science, Engineering, or related field
• 5+ years of experience in platform engineering, Dev Ops, or infrastructure roles
• Strong experience with cloud platforms (Azure preferred, AWS/GCP acceptable)
• Proficiency in containerization (Docker, Kubernetes)
• Hands-on with CI/CD tools (Git Hub, Azure Dev Ops, Git Lab CI)
• Experience with IaC tools (Terraform, Pulumi, Ansible)
• Solid programming skills (Python, Go, or Java)
• Strong understanding of networking, security, and system architecture

• Certifications in cloud technologies or Kubernetes.
• Experience building or contributing to an Internal Developer Platform (IDP)
• Familiarity with service mesh, API gateways, and platform observability tools
• Knowledge of Fin Ops, cost optimization, and cloud governance

• No

• Regular training
• Continuing education courses
• Cross functional collaboration

The base salary range for this position is $100,000-$115,000. This range is estimated for this role. Actual pay may be different. This position will be open through the end of 2025.

Colorado law requires an estimated closing date for job postings. Please don't be discouraged from applying if you see this date has passed.

At Janus Henderson Investors we’re committed to an inclusive and supportive environment. We believe diversity improves results and we welcome applications from candidates from all backgrounds. Don’t worry if you don’t think you tick every box, we still want to hear from you! We understand everyone has different commitments and while we can’t accommodate…