Job Description

Why work for us?
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!
Your opportunity
The Principal, Platform Engineering role will focus on Release & Environment is responsible for overseeing the release management lifecycle across multiple technology domains, ensuring that software and infrastructure changes are delivered smoothly, securely, and efficiently. This role also owns the provisioning, maintenance, and governance of non-production and production environments, ensuring consistency, compliance, and readiness for deployment.
Release Management:

• Define and implement release management strategies and policies across Agile and Waterfall projects.
• Coordinate and manage all release activities, including planning, scheduling, and execution.
• Act as gatekeeper for production environments, ensuring all releases meet quality and compliance standards. Oversee release orchestration with Azure DevOps, Jenkins, GitHub Actions, Harness
• Develop and maintain forward release schedules and calendars.
• Lead release readiness reviews, deployment rehearsals, and post-release validations.
• Automate release processes and configuration updates to improve efficiency and reduce risk.

Environment Management:

• Own the provisioning, access, and lifecycle of development, test, staging, and production environments.
• Govern SDLC lifecycle across Dev (DV), UAT (AC), Pre-Prod (TS), and Production (PD) environments.
• Provision, refresh, and manage environments with Delphix (virtualization, masking, test data management.).
• Coordinate environment usage, conflict resolution, and stability assurance.
• Experience with ITSM tools - ServiceNow (Incident, Change, Release, Problem) management.
• Ensure environments are clean, consistent, and compliant with security and data protection standards (e.g., data obfuscation).
• Create environment roadmaps aligned with project and business needs.
• Coordinate environment refreshes and planned outages with stakeholders.
• Maintain environment documentation and enforce environment standards.

Collaboration & Governance:

• Work closely with Product Managers, Project Managers, Test Leads, and Architecture teams.
• Liaise with Change Managers, PMO, and the Change Advisory Board to align release and environment activities.
• Communicate release and environment management objectives across IT and business domains. Ensure alignment with ITIL best practices and internal governance policies.

What to expect when you join our firm

• Hybrid working and reasonable accommodations
• Generous Holiday policies
• Excellent Health and Wellbeing benefits including corporate membership to ClassPass
• 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
• All employee events including networking opportunities and social activities
• Lunch allowance for use within our subsidized onsite canteen

Must have skills

• Bachelor's or master's degree in computer science, Information Technology, or related field.
• Extensive experience in cloud computing, including management, development, and deployment of cloud solutions. Experience as Product Owner or similar roles.
• Experience with cloud adoption at scale (Azure preferred; AWS/GCP exposure beneficial).
• Knowledge of financial services regulatory and compliance requirements.
• Excellent stakeholder, vendor, and executive communication skills
• Proven leadership and management experience, preferably in setting up or running a COE.
• Strong knowledge of major cloud service providers (e.g., AWS, Azure, Google Cloud).
• Excellent strategic thinking, problem-solving, and decision-making skills.
• Experience in product management or ownership, with a proven track record of delivering high-quality products.

Nice to have skills

• Certifications in cloud architecture (AWS Certified Solutions Architect, Azure Solutions Architect, etc.) and Agile methodologies (CSPO, PSPO, etc.).
• Experience in financial management and cost optimization in a cloud context.
• Familiarity with IT security, compliance, and risk management.

Supervisory responsibilities

• Yes

Potential for growth

• Mentoring
• Leadership development programs
• Regular training
• Career development services
• Continuing education courses

You will be expected to understand the regulatory obligations of the firm and abide by the regulated entity requirements and JHI policies applicable for your role.
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 every flexible working request, we're happy to be asked about work flexibility and our hybrid working environment. If you need any reasonable accommodations during our recruitment process, please get in touch and let us know at
#LI-LN2 #LI-HYBRID
Janus Henderson (including its subsidiaries) will not maintain existing or sponsor new industry registrations or licenses where not supported by an employee's job functions (as determined by Janus Henderson at its sole discretion).
All applicants must be willing to comply with the provisions of Janus Henderson Investment Advisory Code of Ethics related to personal securities activities and other disclosure and certification requirements, including past political contributions and political activities. Applicants' past political contributions or activity may impact applicants' eligibility for this position. Janus Henderson is an equal opportunity /Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. All applications are subject to background checks.

Skills Required