Staff Software Engineer

Whistleblower Software ApS; København; On-site; DKK 882,000 - 993,000; Full time

Benefits offered by this job

Office near Kødbyen

Visa support

Ownership culture

Annual Global Summit

Team bonding

Job summary

Whistleblower Software ApS in Copenhagen is seeking a Staff Software Engineer to own the full product development end-to-end, define architecture, and coordinate with engineers to raise the bar in our engineering practices.

You will lead across Engineering, Product and Design, mentor without people management, and help build the Formalize platform. The role sits in the Marketplace Team focused on governance, risk, and compliance with scalable systems and quality.

Qualifications

• Expert knowledge in at least one layer of our technical stack (PHP and Angular) and in software architecture.
• Senior experience designing, building, and maintaining scalable production systems end-to-end.
• Experience in product development with focus on quality and value delivery.
• Ability to define technical direction and lead deep architectural discussions.
• Strong testing, deployment, and observability practices; communicate trade-offs clearly.
• Raise engineering quality and performance through code standards and reference implementations.

Responsibilities

• Own the full product development end-to-end.
• Define architecture and coordinate with engineers to advance engineering.
• Collaborate across Engineering, Product, and Design to shape the solution and oversee implementations.
• Lead as a mentor without direct people management, promoting learning and innovation.

Skills

Software architecture

System design

PHP

Angular

Leadership

Testing

Code standards

Mentoring

AWS

DevOps

Tools

Laravel

TailwindCSS

PostgreSQL

Redis

Claude Code

AWS

Job description

In this Staff Software Engineering role, you’ll be…

• Accountable for the full product development end-to-end.

• A technical lighthouse, defining architecture and coordinating with other engineers to move how we do engineering forward.

• Collaborating across Engineering, Product, and Design to shape the solution to the problem and oversee technical implementations from end to end.

• A leader and mentor without direct people management. Continuous learning and knowledge-sharing are in your DNA, as you challenge the status quo, iterate, and learn from mistakes to build creative business solutions.

Who is the Marketplace Team?

The Marketplace Team works on our critical strategic mission to build the best solutions by partnering with leading consultants in Governance, Risk, and Compliance (GRC).
Our partner platform, or marketplace as we call it, allows partners to use, build, and customise needed solutions for their clients.
Essentially, we contribute to our vision of becoming the leading GRC platform that helps organisations do the right thing to keep society safe, fair, and functional.

Our tech stack:

• PHP with Laravel

• Angular 22

• TailwindCSS

• PostgreSQL

• Redis for caching

• Claude Code

• Serverless infrastructure on AWS

What you’ll bring:

• Expert knowledge in at least one layer of our technical stack (we work with PHP and Angular), as well as general software architecture and system design.

• Demonstrated senior experience in a Software Engineering role, designing, building, and maintaining highly scalable systems in production, end-to-end.

• Experience in product development with a focus on quality and value delivery.

• The ability to define technical direction for systems clearly and lead actively in deep architectural and software design sessions.

• Good engineering practices for testing, deployment, & observability paired with the ability to communicate strategic trade-offs clearly, mentor senior colleagues, and increase impact across the organisation.

• The ability to raise the bar for engineering quality and performance through reference implementations and by defining ever-evolving code standards.

We offer you:

• A starting salary of 79,000 DKK per month. As you grow within this role, your compensation can grow with you up to 89,000 DKK per month.

• Continuous development through a clear and transparent framework, so you always know what the next step looks like through bi-annual growth talks and regular check-ins.

• Thorough pre-boarding and onboarding to set you up for success.

• An office-first culture in a centrally located office near Kødbyen, along with visa support if needed.

• A culture of ownership, trust, and independence with the support you need.

• A strong team spirit where we celebrate wins and enjoy time together across offices.

• Our annual Global Summit, where the whole company connects over strategic achievements and projects.

Our recruitment process:

• Send your application and upload relevant information.

• 30-minute online interview with our Talent Acquisition team.

• 30-minute online interview with the Hiring Manager.

• Completion of Personality Assessment & 1h Technical Assessment.

  • A collaborative no-coding session where we work through building a real feature in Formalize: clarifying requirements, data modelling, and walking through pseudo-code together

• 30-minute walkthrough of our career framework and offer details.

• 60-minute in-person interview to meet the team.

About Formalize:

Formalize is a tech company founded in 2021 with offices in Aarhus, Copenhagen, Milan, Madrid, and Munich. Currently, we are a team of +200 people from +30 nationalities operating in multiple European markets and are one of the fastest-growing SaaS scale-ups. We thrive on ambition, deliver impact through pragmatism, and embrace passion and honesty. We celebrate our wins, learn from our mistakes, and grow together as a team.

Our journey began in the whistleblowing compliance sector, highlighted by the award-winning Whistleblower Software by Formalize, which laid the foundation for our success story. Now, we have extended our expertise to a larger compliance universe, including data compliance, risk, and privacy.

Our Formalize product helps companies to effortlessly navigate and stay ahead in the ever-changing landscape of compliance. Our platform adapts to regulatory changes, continuously adapting to meet and foresee the evolving needs of our users, ensuring businesses remain compliant and confident in their operations.

Still curious? Read more about us here: About Formalize.