Staff Software Engineer - Full-stack

Personio's intelligent HR platform helps small and medium-sized organizations unlock the power of people by making complicated, time-consuming tasks simple and efficient. Our growing team of 1,800+ Personios across Europe and the US are building user-friendly products that delight our 14,000+ customers and their 1.5 million employees. Ready to make an impact from day one?

The Role: How you'll make an impact at Personio

This position will be hybrid and based at one of our offices in London, or Dublin.
At Personio, your work transforms the way millions of people experience work every day. Join our Product & Technology team, where we drive customer outcomes by designing, developing, and delivering innovative, high-quality products. Be empowered to take ownership of your areas and make a real impact on your team, our product, and our customers.

As a Staff Engineer in the Workforce Planning team, you will elevate the teams you work with by improving the quality of their technical solutions, operational excellence, and overall ability to deliver fast, impactful results. All Staff Engineers at Personio are hands-on coders who thrive in high-output environments and want to make a real impact. You’ll be working on a mix of improving existing features and building exciting new ones that our customers will love. Depending on the stage of the product, you’ll either be coding or solving complex problems that pave the way for future development. When you’re not coding, you’ll be focused on simplifying and enhancing the customer experience. We're all about creating exceptional products and delivering outstanding customer satisfaction!

About Workforce Planning Workforce Planning is Personio’s new product aimed at mid-market companies that need to conduct regular strategic headcount planning exercises. Our goal is to help businesses make informed organizational design decisions and understand their skills and talent needs effectively. As a Staff Engineer in this team, you’ll play a critical role in shaping this new product, driving both frontend and backend development, and ensuring seamless end-to-end functionality.

In your first interview, we can explore the challenges you’ve faced and find the most exciting opportunities for you at Personio.

Role Responsibilities: What you'll do

• Lead Projects: Drive large-scale technical projects across teams, ensuring alignment with strategic goals.

• Hands-On Development: Coding (this is a high code output environment), designing systems, and architecting full-stack solutions that are reliable and high-performing.

• Team Leadership: Maximize team performance and collaboration, ensuring successful project delivery and technical alignment.

• Engineering Excellence: Set and advocate for best practices, mentoring engineers and sharing knowledge to continuously raise engineering standards.

• Cross-Functional Collaboration: Work closely with product, design, and leadership to ensure technical decisions align with business objectives.

• Talent Acquisition: Participate in interviewing and hiring, contributing to the growth and evolution of the engineering team.

• Strategic Impact: Simplify complex objectives for efficient execution, representing your team in strategic discussions.

• Operational Improvements: Lead efforts to enhance engineering culture, tools, and operational efficiency, fostering continuous improvement.

Role Requirements: What you need to succeed

• Full-Stack Expertise: Proficiency in both frontend and backend technologies. Experience with modern JavaScript frameworks (React, Vue, Angular) and backend development in Kotlin or Java preferred. Experience in other backend languages (Golang, Python, Scala) is also valued.

• Experience: Prior experience as a Staff or Principal Engineer, with a proven track record in coding, system design, and operating distributed systems at scale.

• Technical Leadership: Strong ability to influence technical decisions across teams and resolve conflicts efficiently.

• Communication: Excellent communication skills with experience working cross-functionally to drive decision-making.

• Engineering Mastery: Recognized as a technical leader who tackles complex problems in the most simple way and sets best practices.

• Operational Excellence: Experience in setting strategic direction for operational efficiency and managing systems reliability.

• Mentorship: Proven experience in mentoring engineers, facilitating knowledge sharing, and enabling team efficiency.

• Organizational Influence: Strong influence on strategy, hiring processes, and driving positive change across the engineering function.

Why Personio

Personio is an equal opportunities employer, committed to building an integrative culture where everyone feels welcomed and supported. We embrace uniqueness and understand that our diverse, values-driven culture makes us stronger. We are proud to have an inclusive workplace environment that will foster your development no matter your gender, civil status, family status, sexual orientation, religion, age, disability, education level, or race.

Aside from our people, culture, and mission, check out some of the other benefits that make Personio a great place to work:

• Receive a competitive reward package – reevaluated each year – that includes salary, benefits, and pre-IPO equity.

• Enjoy 28 days of paid vacation, plus an additional day after 2 and 4 years (because we love what we do, but we also love vacation!).

• Make an impact on the environment and society with 2 (fully paid) Impact Days – one for an individual project of your choice and one for a company-wide initiative.

• Receive generous family leave, child support, mental health support, and sabbatical opportunities with PersonioCares.

• Find your best way to work with our office-led, remote-friendly PersonioFlex! Most teams offer a roughly 50% remote, 50% in-office working framework.

• Invest in your development with an annual personal development budget to use on professional memberships, external certifications, conferences, and more.

• Connect with your fellow Personios at regular company and team events like All Company Culture Week and local year-end celebrations.

• Engage in a high-impact working environment with flat hierarchies and short decision-making processes.

If this opportunity excites you, we’d love to hear from you!