Join Vodafone as a Senior API Engineer in Athens, Greece, working in a hybrid environment with options for working abroad. In this role, you will design and develop high-volume microservices for mobile and web applications, utilizing modern JVM technologies to deliver scalable solutions for millions of users.
Requirements
Bachelor's degree in Computer Science, Engineering, or related field.
At least 3-5 years of experience in designing and developing RESTful APIs using Quarkus, Spring Boot, or other JVM technologies.
Deep understanding of RESTful principles, Microservices, and distributed systems.
Proficiency in English and Greek (both written and verbal).
Familiarity with Docker, Kubernetes, and MongoDB is highly appreciated.
Skills & Responsibilities
Java & Spring Boot / Quarkus: Develop highly performant and scalable microservices based on the JVM to handle large traffic spikes and millions of REST calls.
Docker & Kubernetes: Improve core infrastructure and cluster health to deliver value to technical business needs.
RESTful APIs & MongoDB: Design robust RESTful APIs and leverage document storages to build reliable web and mobile features.
Agile Methodologies: Collaborate within agile teams to research, analyze, design, test, and transform functional requirements into technical user stories.
Potential transition routes: People from Backend Software Engineer or Java Developer roles may bring strong programming and distributed systems skills, alongside meeting the required 3-5 years of JVM and API development experience.
Job description
Join Us
At Vodafone, we’re not just shaping the future of connectivity for our customers – we’re shaping the future for everyone who joins our team. When you work with us, you’re part of a global mission to connect people, solve complex challenges, and create a sustainable and more inclusive world. If you want to grow your career whilst finding the perfect balance between work and life, Vodafone offers the opportunities to help you belong and make a real impact.
What you’ll do
Being part of an agile team, the SR API Engineer contributes to designing and implementing Vodafone’s high volume and high impact microservices for mobile/web applications.
More specifically you will:
Work as part of a team and develop highly performant microservices based on the JVM
Develop scalable solutions - use the latest in Tech to handle large traffic spikes and millions of REST calls per microservice per day
Improve the core Vodafone infrastructure (Docker, Kubernetes, Java) to deliver value to technical business and improve the Cluster Health
Contribute, as member of an agile team, in the research, analysis, design development and testing of solutions that best suit business and technology strategy
Contribute to the development of in-house tools to facilitate development and maximize developer happiness
Ensure technical integrity and quality control consistency throughout the development life cycle
Participate in code reviews and promulgate knowledge
Transform functional requirements to technical user stories and assign business value
Collaborate with mobile and web development teams to develop features from conception to launch
Help in removing technical impediments raised by team
Who you are
Bachelor's degree in Computer Science or Engineering or other related field
At least 3-5 years of experience in design and development of RESTful APIs using a cloud-friendly technology like Quarkus, Spring Boot, or any other JVM-based technology
Have a deep understanding of RESTful principles (WSDL understanding is a plus, but not required)
Familiarity with Document Storages (like MongoDB) will be highly appreciated
Have a grasp of Service-Oriented Architectures (SOA), Microservices, and distributed systems
Ability to grasp Software Engineering concepts at scale
Be able to work in a fast-moving team which values communication & team spirit
Demonstrated experience in problem solving, self-motivated and self-managing with strong interpersonal skills
Excellent written and verbal communication skills, in both Greek & English and with both technical and business audiences
Open-source contributions will be considered a plus
Working experience in agile environments/teams will be highly appreciated
Not a perfect fit?
Worried that you don’t meet all the desired criteria exactly? At Vodafone we are passionate about empowering people and creating a workplace where everyone can thrive, whatever their personal or professional background. If you’re excited about this role but your experience doesn’t align exactly with every part of the job description, we encourage you to still apply as you may be the right candidate for this role or another opportunity.
What's in it for you
Award-winning work environment -certified #1 Top Employer in Greece
Competitive pay, bonus & remuneration package
Private Health & Medical Insurance
Hybrid way of working: a blend of remote and office-based working, including the option to work from abroad
Unlimited access to learning resources and trainings
Vodafone Parental Leave: 16 weeks of fully paid parental leave to all employees regardless of gender, sexual
orientation or length of service
Spirit of Vodafone Day: one day each quarter dedicated to your personal development
Extra days off: Vodafone Day, Family Day, Volunteering Day
Office amenities (subject to the office location): such as restaurant, beauty corner, gym and parking
Special employee offers and discounts
In accordance with applicable pay transparency legislation as of 1/11/2026, candidates will be informed, within a reasonable period before their first interview, of the initial remuneration for the position for which they have applied, as determined on the basis of objective and gender-neutral criteria.
Who we are
We are a leading international Telco, serving millions of customers. At Vodafone, we believe that connectivity is a force for good. If we use it for the things that really matter, it can improve people's lives and the world around us. Through our technology we empower people, connecting everyone regardless of who they are or where they live and we protect the planet, whilst helping our customers do the same.
Belonging at Vodafone isn't a concept; it's lived, breathed, and cultivated through everything we do. You'll be part of a global and diverse community, with many different minds, abilities, backgrounds and cultures. ;We're committed to increase diversity, ensure equal representation, and make Vodafone a place everyone feels safe, valued and included.
If you require any reasonable adjustments or have an accessibility request as part of your recruitment journey, for example, extended time or breaks in between online assessments, please refer to https://careers.vodafone.com/application\-adjustments/ for guidance.
