Senior Software Development Engineer, BuilderWorks

Amazon Spain Services, S.L.U. - B76; Madrid; Presencial; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A leading tech company in Madrid is seeking a Senior Software Development Engineer to lead the technical implementation of GenAI testing and validation systems. The ideal candidate will have a strong background in software development, experience leading engineering teams, and proficiency in modern programming languages such as Java, C++, or C#. This role offers an opportunity to work within a collaborative team focused on revolutionizing automated testing and improving customer experiences.

Formación

• Experience as a mentor, tech lead, or leading an engineering team.
• Experience programming with at least one modern language such as Java, C++, or C#.
• Experience in professional, non-internship software development.

Responsabilidades

• Architect, design, and implement major features or subsystems in automated testing using GenAI.
• Collaborate with product, science, and other engineering teams.
• Mentor and guide junior and mid-level engineers.

Conocimientos

Mentoring

Architectural design

Software development

Java

C++

C#

Educación

Bachelor's degree in computer science or equivalent

Descripción del empleo

We are looking for a Senior Software Development Engineer to drive technical implementation of core GenAI testing & validation systems. You will partner with Principal Engineers, SDMs, TPMs, scientists and peer SDEs to define architecture, build components, and ensure high-quality, scalable solutions. You will be a technical leader for your team and help mentor other SDEs.

Key Job Responsibilities

• Architect, design, and implement major features or subsystems in automated testing / validation using GenAI.
• Dive deep into technical details: high performance, reliability, security, scalability. Ensure systems can handle large scale usage / production load.
• Collaborate with product / science / other engineering to define requirements, propose technical solutions, estimate complexity, trade offs.
• Mentor and guide junior and mid-level engineers; do code reviews; propose architectural improvements; raise technical standards.
• Participate in design & architecture reviews; influence platform and framework decisions.
• Ensure operational excellence: monitoring, metrics, CI / CD, incident handling; drive continuous improvements.
• Balance delivery vs. technical debt; make thoughtful trade offs.

About the Team

BuilderWorks’ mission is to accelerate the rate at which builders can deliver differentiated customer-facing applications while reducing maintenance and operational costs. This team within BuilderWorks will explore how Generative AI can revolutionize automated testing, enabling faster iteration, higher confidence in releases, and improved customer experiences. We are a collaborative, fast-moving team that values invention, simplicity, and a culture of engineering excellence.

Basic Qualifications

• Experience as a mentor, tech lead or leading an engineering team
• Experience leading the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems
• Experience in professional, non-internship software development
• Experience programming with at least one modern language such as Java, C++, or C# including object-oriented design
• Experience in development in the last 3 years

Preferred Qualifications

• Bachelor's degree in computer science or equivalent
• Experience with full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations