Senior Platform Engineer at Janus Henderson | GB | Rezi

Senior Platform Engineer at Janus Henderson

Senior Platform Engineer

Janus Henderson · GB

2 weeks ago

Senior Platform Engineer

Janus Henderson · GB

17 days ago
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About the Role

As a Senior Engineer in Platform Engineering, you will lead the design, delivery and evolution of JHI’s CI/CD capabilities, enabling consistent, secure and scalable software delivery across the enterprise. You will focus on the Azure DevOps-to-GitHub transition, platform tooling and integration with Snowflake and Databricks, promoting best practice, standardisation and self-service capabilities across engineering teams.

Responsibilities

  • Lead DevOps transformation initiatives, including migration from Azure DevOps to GitHub, and implement standardised CI/CD pipelines, reusable workflows, and release automation frameworks.
  • Develop and maintain Infrastructure-as-Code (IaC) solutions using Terraform, Bicep, or similar tools to provision and manage cloud infrastructure.
  • Deliver and optimise cloud-native platforms on Azure, ensuring scalability, resilience, and cost efficiency.
  • Act as SME across DevOps tooling, including GitHub (Actions, Advanced Security), Nexus (artifact management), and Veracode (application security), embedding security controls into pipelines and platform services.
  • Enable and support DevOps practices for core data platforms, including Snowflake and Databricks, covering environment provisioning, CI/CD integration, and access control models.
  • Implement observability frameworks, including monitoring, logging, and alerting, and contribute to SRE practices such as SLIs/SLOs, reliability engineering, and incident management.
  • Embed security and compliance standards into all platform components, ensuring auditability, policy enforcement, and alignment with enterprise governance requirements.
  • Represent Platform Engineering in External and internal audit engagements, clearly explaining controls, providing accurate evidence, responding to findings, and driving remediation actions to closure.
  • Drive developer experience improvements through platform standardisation, self-service tooling, templates, and AI-enabled capabilities (e.g., Copilot, intelligent automation).
  • Collaborate with AI Team, Architecture, Cloud COE, SRE, and engineering teams to deliver consistent and governed platform capabilities across the organisation.
  • Mentor junior engineers and contribute to technical leadership, standards definition, and engineering best practices.

Requirements

  • Bachelor’s or master’s in computer science, Engineering, or related field
  • 6+ years of experience in platform engineering, DevOps, or infrastructure roles
  • Strong experience with cloud platforms (Azure preferred)
  • Proficiency in containerization (Docker, Kubernetes)
  • Hands-on with CI/CD tools (GitHub, Azure DevOps, GitLab CI)
  • Experience with IaC tools (Terraform, Pulumi, Ansible)
  • Strong experience in DevOps, Platform Engineering, or Infrastructure Engineering roles within enterprise environments
  • Proven expertise in CI/CD pipeline design, automation, and standardisation using GitHub (Actions, Advanced Security) and Azure DevOps, including migration from ADO to GitHub
  • Deep hands-on experience with Infrastructure-as-Code (Terraform, Bicep or equivalent) and automated cloud provisioning
  • Strong knowledge of Azure cloud platform, including compute, networking, identity, and security services
  • Experience implementing DevSecOps practices, including integration of SAST/DAST tools (e.g., Veracode), secrets management, and secure pipeline execution
  • Expertise in artifact management (e.g., Nexus) and modern DevOps tooling ecosystems
  • Experience enabling Internal Developer Platform (IDP) capabilities, including self-service provisioning, reusable templates, and platform standardisation
  • Solid understanding of software development lifecycle (SDLC), release engineering, and environment lifecycle management
  • Experience working with data platforms (Snowflake and/or Databricks), including CI/CD integration, environment provisioning, and access control models
  • Strong knowledge of containerisation and cloud-native technologies (Docker, Kubernetes)
  • Experience with observability and monitoring frameworks (e.g., Azure Monitor, Prometheus, Grafana) and understanding of SRE practices (SLIs/SLOs, reliability engineering)
  • Strong scripting/programming skills (Python, PowerShell, Bash) and automation mindset
  • Good understanding of security, networking, RBAC, and Zero Trust principles in cloud and DevOps environments
  • Exposure to AI-enabled developer tooling (e.g., GitHub Copilot, intelligent automation) and improving developer experience
  • Experience operating in regulated, enterprise-scale environments with strong focus on governance, auditability, and compliance
  • Strong communication, collaboration, and stakeholder management skills, with ability to act as a hands-on SME and technical leader
  • Relevant cloud or Kubernetes certifications
  • Experience building or contributing to an Internal Developer Platform (IDP)
  • Familiarity with service mesh, API gateways, and platform observability tools
  • Knowledge of FinOps, cost optimization, and cloud governance
  • Solid programming skills (Python, Go, or Java)
  • Strong understanding of networking, security, and system architecture
  • Exposure to AI-enabled development (e.g., GitHub Copilot, automation workflows)
  • 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.
  • You should be willing to adhere to the provisions of our 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.

Skills

  • Azure DevOps
  • GitHub Actions
  • GitHub Advanced Security
  • Nexus
  • Veracode
  • Snowflake
  • Databricks
  • Terraform
  • Bicep
  • Docker
  • Kubernetes
  • GitLab CI
  • Pulumi
  • Ansible
  • Azure Monitor
  • Prometheus
  • Grafana
  • Python
  • PowerShell
  • Bash
  • GitHub Copilot

Location

  • Hybrid

Work Type

  • Hybrid working

Experience Level

  • Senior
  • 6+ years of experience

Education Level

  • Bachelor’s or master’s in computer science, Engineering, or related field

Salary/Compensations

  • Position may be eligible to receive an annual discretionary bonus award from the profit pool. The profit pool is funded based on Company profits. Individual bonuses are determined based on Company, department, team and individual performance.

Benefits

  • Hybrid working and reasonable accommodations
  • Generous Holiday policies
  • Excellent Health and Wellbeing benefits including corporate membership to Wellhub
  • 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
  • All employee events including networking opportunities and social activities
  • Lunch allowance for use within our subsidized onsite canteen
  • competitive compensation
  • pension/retirement plans
  • various health, wellbeing and lifestyle benefits

About the Company

  • 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

Equal Opportunity

  • Janus Henderson Investors is an equal opportunity 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.