Lead Software Engineer

September 24, 2026

Hybrid

Lead

Barcelona

Description

We are looking for a Lead Software Engineer to join the Life Sciences team in Barcelona and work on Pathfinder, a strategic greenfield platform delivering data-driven insights for healthcare and pharmaceutical customers. The role combines hands-on Java and Spring Boot backend development with technical leadership in a cross-functional agile team. You will drive architectural decisions, establish engineering best practices and mentor engineers across the project lifecycle. The position is permanent, full-time and hybrid, with a flexible schedule centred on the CET time zone.

Responsibilities

Design, develop and maintain Java backend services and APIs in a microservices architecture
Build scalable, secure and high-performance solutions using Java and Spring Boot
Deploy and operate cloud-native applications on AWS using Docker and CI/CD pipelines
Write clean, well-tested and well-documented code following backend best practices
Troubleshoot, optimize and maintain existing systems to ensure reliability and performance
Collaborate cross-functionally with frontend, QA, DevOps and product teams
Provide strong technical leadership throughout the project lifecycle
Drive architectural decisions and establish engineering best practices
Translate business requirements into robust technical solutions
Mentor engineers and help accelerate delivery while mitigating technical risks

Requirements

Bachelor's degree in Computer Science, Software Engineering or a related field, or equivalent relevant work experience
5 years of industry experience in Java (Spring Boot) and NodeJS
Experience developing backend RESTful services within a microservices architecture
Experience with SQL, Elasticsearch and AWS
5 years of experience with RESTful APIs and microservices architecture
Good knowledge and understanding of Version Control tools, preferably Git
Nice to have: experience working within an Agile delivery environment
Nice to have: experience running services in Docker
Nice to have: experience using Jenkins

Conditions

Permanent full-time position at 40 hours a week (35 hours during July and August)
Flexible working schedule mostly centered on the CET time zone
Occasional need to accommodate late or early meetings with US or East Asia time zones
Hybrid format: office in Barcelona 2-3 times per week
Private Health and Life & Disability insurances
Tax-free benefits: Ticket Restaurant scheme, kindergarten and transport cards
30 working days of vacation
Annual paid hours of volunteering time and an active volunteering community

JavaSpring BootNodeJSRESTful APIsMicroservicesSQLElasticsearchAWSGitlife sciences / healthcare & pharmaceuticalAgileDockerJenkins

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