Job Overview
Job description
- Location:
- Madrid, Spain
- Work arrangement:
- On-site
Role Summary
The Sr.ETL is the "Captain" of a single squad. This is a squad leader role focused on delivery predictability, technical excellence, and day-to-day execution. You are a Senior+ Engineer who manages people, not a manager who used to code; if you cannot open the IDE and debug a production issue, you cannot perform this role.
Meet the Job
- Delivery Mastery: Optimize the team’s "Idea to Production" cycle time and strengthen delivery predictability.
- BS Detector: Use your technical depth to spot unrealistic estimates, fragile designs, or risk blind spots.
- Hands-on Leadership: Spend ~50% of your time on system design and ~20% on hands-on development like code reviews and unblocking technical issues.
- Conflict Resolution: Mediate interpersonal or cross-team conflicts early to protect team cohesion and delivery.
- Talent Density: Team growth performance calibration, involved in hiring , and succession planning for your squad of 6–9 engineers.
- Emergency Response: During critical incidents, jump in technically or coordinate the response effectively.
- AI-Native Engineering: Lead the adoption of agentic tooling, LLM workflows, and AI automation within your team to accelerate the development lifecycle.
Requirements
How About You?
- You have 5+ years of experience and have shipped production code recently. Web, Mobile, Backend (Angular, Kotlin, Swift, Python, …)
- You have an explicit desire or experience leading people but remain an active technical contributor.
- You possess high emotional intelligence and resilience under pressure.
- You are a strong unblocker who translates and synthesizes rather than just relaying messages.
- You are based in Madrid and open to coming into the office once a week.
- Role:
- (RD) Senior Engineering Team Lead
Company profile

Backbase
backbase.comBackbase is a Dutch financial technology company that provides an AI-native banking operating system for retail banks, commercial banks, credit unions and neobanks. Its software acts as an orchestration and intelligence layer on top of legacy core banking systems, connecting customers, employees and AI agents in what it calls a Unified Frontline across digital channels, front office and operations. Backbase has been building banking software since 2003, and more than 120 banks run on its platform.
- Headquarters
- Amsterdam, Netherlands
- Founded
- 2003
- Founders
- Jouk Pleiter, Gerbert Kaandorp