Mission

Help us build delightful, trustworthy product experiences that solve real customer problems on payroll, tax and accounting. Own outcomes, not just output—balancing speed and craftsmanship to deliver value that compounds using state-of-the-art tools and methodologies. 

This role follows a hybrid schedule, requiring at least two days each week in the office in Belin to collaborate effectively with the team

Your Tasks

• Ship user-facing features end-to-end: ideation, technical design, implementation, testing, release, and iteration.
• Collaborate with Product and Design to turn complex requirements into elegant, scalable solutions
• Improve the reliability, performance, and security of our payroll, accounting and tax platforms
• Raise the bar on engineering quality via thoughtful reviews, pairing, testing, and documentation.
• Instrument features with analytics and logging; measure impact and iterate quickly.

What makes your job special

• High ownership: you’ll shape what we build and how we build it.
• Product latitude: your engineering decisions influence user experience and business outcomes.
• Pragmatic pace: we value shipping, learning, and iterating—without sacrificing quality.
• Tight feedback loops with customers and internal stakeholders.

Your focus

• Own critical product areas with a bias for high-impact improvements.
• Balance short-term delivery with long-term architectural investments
• Drive simplicity: reduce cognitive load for users and developers.
• Make data-driven decisions while staying close to customer context.

Preferred Experience

• 5+ years in software engineering with significant product-building experience at a startup or high-growth company.
• Proven record of owning features/services end-to-end and driving measurable customer impact
• Experience collaborating closely with Product and Design; comfortable with ambiguity and discovery.

Technical skills

• Strong in at least two of the following languages: TypeScript/JavaScript, Java and Python
• Domain Driven Design: Good grasp of domain design and relationships
• Testing: unit, integration, and end-to-end; CI/CD, feature flags, and rollout strategies.
• Observability: logs, metrics, traces; familiarity with SLOs and incident response.
• Security basics: authN/authZ, secrets, threat modeling, secure coding practices.

What makes you special

• You turn constraints into focus and insight, manage your own time. 
• You simplify complicated systems and make good decisions reversible.
• You leave codebases and teams better than you found them, raising the bar.
• Comfortable using AI coding tools like Cursor, Copilot, Claude; able to audit and test AI-generated code
• Good at spec-driven development, building comprehensible plans. 

About us

Founded in 2024 by Lukas Zörner and Anil Can Baykal, Integral set out to redefine how accounting, taxation and payroll works for SMEs in Europe, starting with Germany. The company is backed by General Catalyst, Cherry Ventures, Puzzle Ventures and entrepreneurs across Europe.