AI Engineering Team Lead

Leadtech Group

AI Engineering Team Lead at Revup Payments driving AI adoption to enhance software development and engineering workflows. Leading a team while remaining hands-on in design and implementation.

Posted 6/8/2026full-timeRemote • 🇪🇸 SpainSeniorWebsite

Tech Stack

Tools & technologies

AWSCloudDockerJavaKubernetesMicroservicesMySQLNode.jsNoSQLPostgresPython

About the role

Key responsibilities & impact

- Lead and mentor a cross-functional engineering team, fostering a culture of collaboration, innovation, and continuous improvement, with a strong focus on AI adoption.
- Drive the design, implementation, and evolution of AI-powered solutions, particularly AI agents, to enhance software development workflows, developer productivity, and operational efficiency.
- Act as a hands-on technical leader, actively contributing to system design, code reviews, and the development of AI-driven capabilities integrated into the platform.
- Identify and prioritize high-impact opportunities to leverage AI across the software development lifecycle, including code generation, testing, debugging, incident analysis, and documentation.
- Architect and implement scalable and secure systems that combine traditional backend engineering with AI components (e.g., LLM integrations, RAG pipelines, agent-based workflows).
- Collaborate with product, engineering, and business stakeholders to define AI use cases aligned with company goals and deliver measurable impact.
- Establish best practices for building, evaluating, and maintaining AI systems in production, including observability, performance, cost control, and reliability.
- Drive the adoption of AI tools and practices across engineering teams, acting as a mentor and enabler for developers to effectively leverage AI in their daily work.
- Ensure that AI implementations comply with security and regulatory requirements (e.g., PCI DSS, GDPR, DORA), especially in the context of sensitive financial data.
- Mitigate technical risks related to both traditional systems and AI components, ensuring platform stability, resilience, and trustworthiness.
- Contribute directly to the development of high-quality, high-performance software solutions, maintaining a strong hands-on involvement.
- Diagnose and resolve complex issues in production environments, including those involving AI systems and agent-based workflows.
- Drive technical decision-making, balancing innovation in AI with long-term scalability, maintainability, and business impact.
- Drive technical decision-making, balancing long-term scalability with immediate business needs.
- Foster a culture of innovation, collaboration, and accountability across technical teams.

Requirements

What you’ll need

- Bachelor's degree in Computer Science, Software Engineering, or a related field (equivalent experience is valued).
- Collaborative mindset with the ability to work cross-functionally with Product, DevOps, and Security teams.
- Over 7 years of professional experience in software engineering, including:
- 6+ years of experience with Java as the primary programming language.
- 4+ years leading hybrid engineering teams (inhouse and outsource).
- Proven experience in the payment industry, fintech, banking, or financial services, with a solid understanding of high-availability systems, regulatory constraints, and secure architectures.
- Hands-on experience with AI-assisted development tools and coding agents (e.g., Cursor, kilo.ai, warp.dev, Claude Code, or similar), with the ability to integrate them effectively into real-world engineering workflows.
- Strong ability to apply AI to real engineering problems, especially in:
- Developer productivity (code generation, testing, documentation)
- Automation of engineering workflows
- Incident analysis and debugging support
- Deep expertise in software architecture, microservices, and cloud-based solutions in AWS.
- Using A.I Agents to build Test-Driven Development (TDD) and behavior-driven testing methodologies, ensuring robust, maintainable code.
- Deep understanding and practical application of Object-Oriented Programming (OOP) principles, including SOLID design, Clean Architecture, and advanced software design patterns.
- Advanced proficiency in Web/API environments, including:
- HTTP protocols
- Designing and consuming RESTful services
- Creating efficient, secure, and high-performance APIs
- Proficiency in database design and optimization (e.g., PostgreSQL, MySQL, or NoSQL databases).
- Familiarity with DevOps practices, CI/CD pipelines, and containerization technologies (e.g., Docker, Kubernetes, Google Cloud Run, AWS Lambda).
- Excellent problem-solving skills and the ability to make data-driven decisions in a fast-paced environment.
- Excellent communication skills, with the ability to educate and mentor engineers in AI adoption.
- High level of ownership and agency, with the ability to proactively identify opportunities and drive initiatives end-to-end.
**Extra bonus if:**
- Experience with NodeJs or Python is an advantage but not mandatory.
- Relevant certifications in cloud platforms, such as AWS.
- Experience with modern Java frameworks (e.g., Quarkus) and native compilation using GraalVM, with a focus on building high-performance, low-latency services.

Benefits

Comp & perks

- Competitive salary and comprehensive benefits package.
- Opportunity to shape HR strategy for a global, innovative fintech company.
- Professional development opportunities and resources.
- A collaborative, inclusive, and dynamic work culture.
- Full Remote Work.
- **Growth and career development**
- At Leadtech, we prioritize your growth. Enjoy a flexible career path with personalized internal training and an annual budget for external learning opportunities.
- **Work-Life balance**
- Benefit from a flexible schedule with flextime and the option of working full remote or from our Barcelona office. Enjoy free Friday afternoons with a 7-hour workday, plus a 35-hour workweek in July and August so you can savor summer!
- **Comprehensive benefits**
- Competitive salary, full-time permanent contract, and top-tier private health insurance (including dental and psychological services).
- 25 days of vacation plus your birthday off, with flexible vacation options—no blackout days!
- **Unique Perks**
- If you wish to come, in our office in Barcelona you’ll find it complete with free coffee, fresh fruit, snacks, a game room, and a rooftop terrace with stunning Mediterranean views.
- Additional benefits include ticket restaurant and nursery vouchers, paid directly from your gross salary.
- Join us in an environment where you’re free to innovate, learn, and grow alongside passionate professionals. At Leadtech, you’ll tackle exciting challenges and be part of a vibrant team dedicated to delivering exceptional user experiences

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaAI-assisted development toolsTest-Driven Development (TDD)Object-Oriented Programming (OOP)microservicescloud-based solutionsdatabase designRESTful serviceshigh-performance APIsAI integration

Soft Skills

collaborationmentoringproblem-solvingcommunicationownershipinnovationaccountabilitycross-functional teamworkdata-driven decision makingleadership

Certifications

AWS certification