Top Tech Jobs & Startup Jobs in Cologne

Leads enterprise cybersecurity sales across Germany’s federal, state, municipal, healthcare, and education sectors. Responsibilities include territory expansion, strategic account planning, quota attainment, public tenders, RFPs, framework contracting, partner development, and executive relationship management. The role requires deep knowledge of German public procurement, cybersecurity and cloud technologies, sovereign data protection requirements, and established public-sector relationships. Candidates must have 10+ years of enterprise sales experience, 5+ years selling to the German public sector, fluent German and English, and willingness to travel.

Provides technical leadership and hands-on consulting for complex enterprise Atlassian Cloud environments. The role proactively improves platform stability, scalability, governance, adoption, and client value; develops repeatable managed services; explores Atlassian Analytics, AI, and automation; mentors consultants; and partners with Sales, Delivery, and Transformation Consulting. German and English fluency are mandatory, with the role preferably based in Germany.

Design, implement, operate, and improve distributed backend systems at scale. Build event-driven architectures, improve production reliability, instrument services, optimize performance, establish safe deployment practices, and mentor engineers. The role partners with Product and engineering teams to define success metrics and guide technical direction.

Design, develop, and maintain high-quality web applications using CodeIgniter and PHP. Collaborate with cross-functional teams to define and ship features, ensure application performance and quality, identify and fix bugs, and maintain code quality and automation.

Develops strategic relationships with agricultural machinery OEMs, dealer groups, finance companies, and other partners across the DACH region. Responsibilities include strategic account planning, business development, recurring equipment supply, remarketing solution design, pipeline forecasting, cross-border partnership development, and collaboration across European teams. The role requires regular customer and industry-event travel, strong negotiation skills, fluent German, and good English communication.

Own the commercial and strategic health of a portfolio of SaaS accounts, including renewals, expansion, upselling, QBRs, account planning, stakeholder relationships, and client communication. Partner with Customer Success Technical Managers to align platform usage with account strategy. Maintain accurate account documentation and proactively identify opportunities to increase client value and retention.

Own retention and churn for enterprise and mid-market SaaS accounts. Use customer health data, usage signals, and proactive playbooks to reduce churn, conduct business reviews, demonstrate SEO and AI-search value, and build trusted customer relationships. Translate technical concepts into business outcomes, collaborate with Account Management, Support, Engineering, Product, and Marketing, and communicate customer feedback and risks across teams.

Design, develop, and operate scalable backend systems for real-time alerting and observability. Own features from architecture through deployment, solve distributed-systems challenges, and build highly available streaming applications processing millions of events per second. Collaborate with engineering and product teams while applying strong practices in data modeling, monitoring, incident management, and fault-tolerant system design.

The AI Engineer will build data pipelines and improve ML systems for reliability in production. Responsibilities include schema design, data infrastructure, and model evaluation, ensuring high-quality outputs and integration with product workflows.

Own the strategy and delivery of Cosuno’s integrations, public API improvements, connectors, and first MCP server. Gather customer needs, define data models and permissions, create engineering tickets, prioritize the roadmap, launch pilots, and measure integration adoption. Partner with Engineering, Customer Success, Sales, the CTO, and Head of Product while communicating technical concepts clearly. The role requires frequent customer interaction, API testing, AI-assisted workflows, and occasional travel to construction customers across Germany.