App Engineer

Janus Henderson Investors

$100K — $115K *
Consumer Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Proficient in PHP and WordPress plugin/theme development.
  • Experience with WordPress multisite administration.
  • JavaScript (ES6+) skills, especially in React for Gutenberg block creation.
  • Ability to implement SCSS/CSS and responsive designs.
  • Familiar with development across multiple environments (local, dev, test, production).
  • Experience with Git, including branching strategies and code review processes.
  • Strong independence in task management with early communication of blockers.
  • Familiarity with Composer and npm-based build tools.

Responsibilities

  • Build and maintain features for an enterprise WordPress multisite serving global financial services content.
  • Develop custom PHP plugins and Gutenberg/Block Editor blocks for data display and content management.
  • Implement frontend designs using SCSS and JavaScript across multiple themes.
  • Integrate third-party APIs and services for digital asset management and marketing automation.
  • Debug and resolve issues across various environments on WordPress VIP.
  • Collaborate with designers and engineers to scope and deliver features.
  • Perform additional duties as assigned.

Benefits

  • Hybrid working options with reasonable accommodations.
  • Generous holiday policies for work-life balance.
  • Paid volunteer time for community engagement.
  • Support for professional development including courses and reimbursement for qualifications.
  • Commitment to Diversity, Equity, and Inclusion initiatives.
  • Family services including maternity/paternity leave benefits.
  • Complimentary subscription to mindfulness app Headspace.
  • Corporate wellness programs including ClassPass membership.
  • Unique employee engagement events and programs.
  • Free beverages, snacks, and happy hours for staff.
Full Job Description


Your opportunity

  • Build and maintain features on an enterprise WordPress multisite platform serving global financial services content across regional sites
  • Develop custom PHP plugins and Gutenberg/Block Editor blocks (React) for fund/product data display and content management workflows
  • Implement frontend designs using SCSS and JavaScript across multiple themes for different site variants
  • Integrate with third-party APIs and services including digital asset management, marketing automation, and SSO providers
  • Debug and resolve issues across local Docker, dev, test, and production environments on WordPress VIP
  • Collaborate with designers, content editors, and engineers to scope and deliver features
  • Carry out other duties as assigned


What to expect when you join our firm

  • Hybrid working and reasonable accommodations
  • Generous Holiday policies
  • 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
  • All-inclusive approach to Diversity, Equity and Inclusion
  • Maternal/paternal leave benefits and family services
  • Complimentary subscription to Headspace - the mindfulness app
  • Corporate membership to ClassPass and other health and well-being benefits
  • Unique employee events and programs including a 14er challenge
  • Complimentary beverages, snacks and all employee Happy Hours


Must have skills

  • Proficient in PHP and WordPress plugin/theme development
  • Experience with WordPress multisite
  • JavaScript (ES6+) including React for Gutenberg/Block Editor block development
  • SCSS/CSS and responsive design implementation
  • Comfortable working across multiple environments (local, dev, test, production)
  • Experience with Git, branching strategies, and code review
  • Able to work independently, manage your own tasks, and communicate blockers early
  • Familiarity with Composer and npm-based build tooling
  • Experience working in Agile/Scrum teams using Jira for sprint planning, story tracking, and backlog grooming
  • Comfortable using AI coding assistants (e.g., GitHub Copilot) as part of daily development workflow


Nice to have skills
  • WordPress VIP platform experience
  • PHP Unit testing
  • Experience in a regulated industry (financial services, healthcare, etc.)
  • Veracode or other application security scanning tools
  • Experience working with third-party REST APIs (consuming endpoints, handling auth, basic debugging)
  • Experience working in Agile work environment.


Supervisory responsibilities

  • No


Potential for growth

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


Compensation information

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 will be posted through June 28, 2025.

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 set by Janus Henderson at its sole discretion).

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.

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

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