Principal Software Engineer

Company: Anaplan
Apply for the Principal Software Engineer
Location: Manchester
Job Description:

Principal Software Engineer – i18n

Location: Manchester, United Kingdom

Anaplan is a team of innovators focused on optimizing business decision‑making through our leading AI‑infused scenario planning and analysis platform. Our customers include Fortune 50 companies such as Coca‑Cola, LinkedIn, Adobe, LVMH and Bayer, among 2,400+ global enterprises. At Anaplan, culture and diversity drive our success – we champion diverse thought, behave like leaders, commit to ambitious goals, and celebrate wins of all sizes. Supported by strategy‑led, values‑based operating principles, you’ll be inspired, connected, developed, and rewarded. Everything that makes you unique is welcome; join us to build what’s next together.

Anaplan is looking for a Principal Software Engineer to be the technical leader for a critical initiative within our Experience Engineering workstream. You will define the long‑term technical vision and architectural roadmap for adapting our platform for a global audience, owning the strategy for internationalization (i18n) and localization (l10n) at scale for our award‑winning planning technology.

Your Impact

  • Define the long‑term technical vision and architectural roadmap for Anaplan’s internationalization platform and infrastructure.
  • Lead the design and implementation of highly scalable, resilient systems for continuous localization, serving as the lead engineer and technical mentor.
  • Partner with engineering leadership and product management to shape the strategy for global readiness across all new features and products.
  • Solve the most complex technical challenges related to localization, anticipating future needs and ensuring architectural longevity.
  • Act as a force multiplier, mentoring senior engineers and driving technical excellence and best practices across multiple teams.
  • Directly enhance the experience for our global customers, making our platform more intuitive, accessible, and powerful for users in their native language.

Skills & Qualifications

  • Demonstrated ability to lead large‑scale technical initiatives, from conception to delivery, and to make critical architectural decisions.
  • Understanding of i18n libraries and frameworks (e.g., i18next, ICU, react‑intl).
  • Deep expertise in JavaScript (ES2015+), HTML, CSS, and modern front‑end frameworks like React, preferably with TypeScript.
  • A collaborative mindset with exceptional communication skills, capable of building consensus and guiding technical strategy with empathy and clarity.
  • Expertise in writing scalable backend microservices; experience with the JVM (Java, Kotlin, Spring Boot) is a major plus.
  • Experience with deployment tools and technologies such as Docker, Kubernetes, and Terraform.
  • A history of presenting to stakeholders and a passion for sharing knowledge.

Our Commitment to Diversity, Equity, Inclusion and Belonging (DEIB)

We believe attracting and retaining the best talent and fostering an inclusive culture strengthens our business. DEIB improves our workforce, enhances trust with our partners and customers, and drives business success. Build your career in a place where diversity, equity, inclusion and belonging aren’t just words on paper – they drive our innovation, connect us, and contribute to our market leadership. We hire you for who you are, and we want you to bring your authentic self to work every day! We will ensure reasonable accommodation for individuals with disabilities to participate fully in the job application or interview process.

Fraud Recruitment Disclaimer

It has come to our attention that fraudulent and fictitious job opportunities are being circulated on the Internet. Prospective candidates are being contacted by certain individuals, mainly through telephone calls, emails and correspondence, claiming they are representatives of Anaplan. The main purpose of these correspondences and announcements is to obtain privileged information from individuals.

Anaplan does not:

  • Extend offers to candidates without an extensive interview process with a member of our recruitment team and a hiring manager via video or in person.
  • Send job offers via email. All offers are first extended verbally by a member of our internal recruitment team whenever possible and then followed up via written communication.

All emails from Anaplan would come from an @anaplan.com email address. Should you have any doubts about the authenticity of an email, letter or telephone communication purportedly from, for, or on behalf of Anaplan, please send an email to people@anaplan.com before taking any further action in relation to the correspondence.

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Posted: February 10th, 2026