Principal Software Engineer

easyJet; Barcelona; Híbrido; EUR 60.000 - 85.000; Jornada completa

Descripción de la vacante

A leading European airline is seeking a Principal Software Engineer for their digital hub in Barcelona. In this role, you will lead the design and development of robust software systems, mentor teams, and ensure adherence to engineering standards. The ideal candidate has substantial experience in cloud technologies, software optimization, and modern development practices. This role offers a competitive salary, bonus opportunities, and a hybrid working environment.

Servicios

Competitive base salary

Up to 20% bonus

25 days holiday

Flexible benefits package

Excellent staff travel benefits

Formación

• Proven expertise in cloud and commerce technologies.
• Extensive experience in observability and monitoring systems.
• Strong understanding of data platforms and performance optimization.

Responsabilidades

• Lead the design, architecture, and development of high-performance software systems.
• Mentor junior engineers and drive high performance in teams.
• Ensure quality adherence across multiple project squads.

Conocimientos

Leadership in technical projects

Cloud technologies (AWS)

API development

Event-driven architectures

CI/CD practices

Software performance optimization

Herramientas

Monitoring metrics tools

Front-end frameworks

Descripción del empleo

We’ve landed! When it comes to innovation and achievement, there are few organisations with a better track record. Join us as we embark on an ambitious journey, evolving our digital commerce platforms and building scalable, resilient, and innovative foundations that enable seamless customer experiences across web, mobile, and connected channels.

Finding brilliant tech talent is vital to the future of easyJet. With opportunities to work across the technology that powers our app, website, and other digital touchpoints, you’ll help connect over 100 million customers to thousands of their favourite destinations!

Located in the One Parc Central building in Sant Martí, with hybrid working available, we’re looking to connect with Product, UX, and Software Development professionals who share our passion for making an impact and helping people all over Europe Get Out There. Apply now and be a part of easyJet’s first digital hub, in the heart of Barcelona!

As a Principal Software Engineer within the eCommerce Platform Delivery team, you will provide leadership and technical stewardship across multiple squads within a defined Mission. You will be responsible for the overall design and accountable for upholding engineering standards, ensuring the delivery of robust, secure, scalable, and high-performance systems. Your role will involve guiding teams towards technical excellence, fostering a culture of continuous improvement, and driving high performance across all aspects of software development.

Working closely with Product Managers, Agile Delivery Managers, Enterprise Architects, and the Chapter Lead for Software Engineering, you will ensure engineering standards are upheld, guide complex technical solutions, and align strategy, approach, and principles across the Mission. By championing best practices, modern architectures, and innovation, you will accelerate the delivery of customer-facing features, improve platform resilience, and ensure the platform remains robust, scalable, and future-ready.

What you’ll be doing

• Own the Mission technical vision, strategy, and roadmap, ensuring alignment with business objectives and platform standards.
• Take accountability for technical delivery and execution of the technical vision and strategy across multiple squads.
• Lead the design, architecture, and development of scalable, reliable, and high-performance software systems, including system design, technology selection, and overall architecture.
• Champion data integrity and performance, ensuring systems are designed for scalability and operational resilience.
• Own the delivery of key product features, ensuring they meet performance, security, and scalability requirements.
• Ensure the quality of code delivered across squads, adhering to best practices and engineering standards.
• Actively contribute to and lead code reviews, providing constructive feedback to continuously improve code quality and team capability.
• Utilise metrics and feedback loops to monitor team performance, identify areas for improvement, and drive the continuous development of high-performing engineering teams.
• Mentor and provide guidance to junior and mid-level engineers, fostering a culture of continuous learning and improvement.
• Stay informed of industry trends, emerging technologies, and methodologies, applying insights to improve software development practices and platform capabilities.

What you’ll bring to the team

• Ability to link technical strategy and architectural decisions to measurable outcomes, including feature performance, platform reliability, and customer impact.
• Proven expertise in cloud and commerce technologies, including AWS, APIs, mobile platforms, and front-end frameworks.
• Extensive experience in observability, leveraging tools for monitoring metrics, telemetry, alerts, and logs to ensure system reliability and performance.
• Expertise in data architecture and modelling, with a strong understanding of legacy systems and performance optimisation techniques relevant to operational data platforms.
• Proven experience designing and implementing event-driven architectures (EDA) to support real-time data flows.
• Strong knowledge of infrastructure and networking principles, with experience in designing and maintaining secure, high-performance systems across distributed platforms.
• Strong experience in CI/CD, automated testing, and DevSecOps practices to ensure high-quality software releases.
• Extensive software engineering experience with proven capability to lead complex projects and collaborate across cross-functional teams.
• Strong understanding of data platforms, with the ability to modernise legacy systems while maintaining reliability and performance.
• Deep knowledge of modern design patterns and architectures, including APIs, event-driven architectures (EDA), microapps, front-end frameworks, and app technologies, with experience applying these in eCommerce environments.
• Deep knowledge of databases, data modelling, and performance optimisation.

What we can offer you

• Competitive base salary
• Up to 20% bonus
• 25 days holiday
• BAYE, SAYE & Performance share schemes
• 7% pension
• Life Assurance
• Flexible benefits package
• Excellent staff travel benefits

Ready to make an impact? Apply now and help shape the future of digital commerce at easyJet!

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