Lead Software Engineer

Join to apply for the Lead Software Engineer role at Seqera 5 days ago – Be among the first 25 applicants. Seqera exists to advance science for everyone through software. We provide solutions for scientists tackling complex challenges in therapeutics and the cosmos. Our flagship open-source product, Nextflow , empowers over 100,000 global scientists to analyze data with unparalleled power and flexibility. Today, the Seqera Platform consolidates fragmented data and diverse computing resources into a unified product, trusted by more than 150 leading life sciences organizations. About the role We are seeking an experienced Lead Software Engineer for our “Seqera Platform” team—a customer‑facing product offered as both cloud‑ and on‑premises solutions. You will address a wide range of technical challenges across frontend, backend, infrastructure, distributed programming, containerization, cloud architectures, and integrations, helping scientists solve complex problems in biotech. What You’ll Do Lead a high‑talent engineering team that designs, implements, and maintains efficient, reusable, and reliable code across our full software stack. Collaborate closely with product and cross‑functional teams, interpreting customer feedback to drive development that exceeds user expectations. Champion best engineering practices, improve processes, document onboarding artifacts, aid hiring, prioritize technical backlog, and positively influence Seqera’s engineering culture. About You Strong foundational knowledge in software engineering, with experience in both front‑end and back‑end development and the ability to quickly ramp up on new frameworks and technologies. Proficiency in writing optimized, well‑tested, and secure code for both front‑end and back‑end environments, including efficient algorithms, coding standards, and security best practices. Demonstrated experience designing, modeling, and operating database systems, guiding data‑modeling decisions, schema evolution, and performance trade‑offs at scale. Expertise in API design and best practices, handling requests from diverse clients within the Seqera Ecosystem and enterprise use cases. Hands‑on experience with cloud architectures and deployments, having worked with at least one major cloud provider and built distributed architecture on its services. Familiarity with container technologies and orchestration solutions such as Kubernetes and/or Docker Compose. Nice to Have Knowledge of HPC and batch solutions (AWS Batch, Google Batch, Azure Batch) on‑premise and in the cloud. Experience with Angular and React. A passion for the full application lifecycle—design, implement, deploy, monitor, maintain, and iterate on solutions. Experience in both enterprise and SaaS architectures. Don’t meet every single requirement? At Seqera, we are dedicated to building a diverse, inclusive, and authentic workplace. If you’re excited about this role and your past experience doesn’t align perfectly, we encourage you to apply anyway. You may be the right candidate for this or other roles. What Will You Find Working at Seqera? International working environment with more than 25 nationalities. Passionate and talented team. Team retreats and bonding activities. A culture where your opinion is valued and your decisions have a real impact on the industry. Excitement of a fast‑growing startup in a constantly changing environment. Time off: 23 days of vacation per year, 3 days in December, plus national/public holidays. Equity. Private health insurance. Home office allowance (valued over $1,000). Subscription to Oliva, a mental health app. Learning and development budget per year ($1,000). Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Engineering and Information Technology Industries Software Development and Biotechnology Research Location Barcelona, Catalonia, Spain Referrals increase your chances of interviewing at Seqera by 2×. Get notified about new Software Engineer jobs in Barcelona, Catalonia, Spain . #J-18808-Ljbffr