SSR Java Developer - On-call shift

Talan – Positive Innovation

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, future-ready solutions.

Talan at a Glance

Headquartered in Paris and operating globally, Talan combines technology, innovation, and empowerment to deliver measurable results for our clients. Over the past 22 years, we’ve built a strong presence in the IT and consulting landscape, and we’re on track to reach €1 billion in revenue this year.

Our Core Areas of Expertise

• Data & Technologies:  We design and implement large-scale, end-to-end architecture and data solutions, including data integration, data science, visualization, Big Data, AI, and Generative AI.
• Cloud & Application Services:  We integrate leading platforms such as SAP, Salesforce, Oracle, Microsoft, AWS, and IBM Maximo, helping clients transition to the cloud and improve operational efficiency.
• Management & Innovation Consulting:  We lead business and digital transformation initiatives through project and change management best practices (PM, PMO, Agile, Scrum, Product Ownership), and support domains such as Supply Chain, Cybersecurity, and ESG/Low-Carbon strategies.

We work with major global clients across diverse sectors, including Transport & Logistics, Financial Services, Energy & Utilities, Retail, and Media & Telecommunications.

Job Description

On-Call Availability (On-Call Shift System)

• Mandatory 24/7 On-Call Rotation:  You will be required to participate in a rotating on-call shift schedule from Monday to Sunday.
• What this means:  This  does not mean you will be actively working 24/7 or during late-night shifts. Instead, you will be  on standby  outside of standard working hours, meaning you must be reachable and available to log in and resolve critical system incidents only if they arise.
• Frequency:  The approximate rotation frequency is  one full week (7 consecutive days) every 3 to 4 months , depending on the team's internal calendar.

What You Will Do

• Develop and maintain Java-based microservices using Spring Boot.
• Design and implement event-driven solutions with Apache Kafka.
• Build scalable and resilient backend services.
• Apply functional programming principles to improve code quality and maintainability.
• Work with relational and NoSQL databases such as PostgreSQL, Oracle, and MongoDB.
• Participate in software design discussions and technical decision-making.
• Create and execute automated tests following TDD and/or BDD practices.
• Collaborate with product, architecture, and development teams in Agile (Scrum) environments.
• Contribute to continuous improvement initiatives and best development practices.

Qualifications

Required:

• Minimum 4 years of experience in a similar software development role.
• Minimum 4 years of hands-on experience with Apache Kafka (mandatory).
• Strong experience with Java 8+
• Experience building microservices with Spring Boot .
• Knowledge of functional programming concepts.
• Experience with JPA.
• Experience with TDD and/or BDD testing methodologies.
• Software design knowledge and application of design principles.
• Experience with databases such as PostgreSQL, Oracle, and/or MongoDB.
• Understanding of Agile methodologies, particularly Scrum.
• English level B2 or higher.

Nice to Have:

• Basic knowledge of Reactive Programming.
• Knowledge of API design/documentation and OpenAPI Specification 3 (OAS3).
• Any additional technical expertise that may add value to the project.

Additional Information

What do we offer you?

• Full-time contract
• Remote within Spain Time zone. 
• Smart Office Pack so that you can work comfortably from home. 
• Training and career development.
• Benefits and perks such as  private medical insurance , life insurance, Language lessons, etc
• Possibility to be part of a multicultural team and work on international projects.

If you are passionate about data, development & tech, we want to meet you !