Senior Java developer

About the company

First Line Software works with some of the world's top businesses and organisations in industries like healthcare, real estate, data engineering, warehouse automation, retail digitalisation, mobile app development, and e-commerce. Our projects are as varied as our people, and our people are as talented as they come.

We prefer working as a transparent and supportive team, who shares our knowledge as well as our success.

Let's see what we can create together!

The project and your role

We are looking for a Senior Java Developer to join a large-scale digital banking implementation project. The project includes mobile and web application development, internet banking, merchant solutions, digital wallet, backend integrations with enterprise banking systems, payment gateways, and implementation of enterprise-grade digital banking solutions.

Key Responsibilities:

• Design and develop backend services for a large-scale digital banking platform.

• Build and maintain REST and SOAP integrations with enterprise banking systems and payment gateways.

• Work with JPA-based data access, caching, and schema migrations.

• Write and optimize SQL for Oracle/PostgreSQL, including transaction handling and execution plan analysis.

• Contribute to multilayer architecture with clear separation of concerns.

• Set up and maintain observability using the Grafana LGTM stack (Loki, Tempo, OpenTelemetry).

• Work onsite at the customer location when required.

Your skills

Essential Qualifications (Must-Haves):

• 3+ years of commercial experience.

• Experience working on production systems.

• 3+ years commercial Java development; strong Java 17.

• Spring Core, Spring Boot 3, Spring MVC, REST APIs.

• SOAP (JAX-WS), WSDL, XSD.

• JPA (EclipseLink preferred), entity management, caching, schema migrations.

• Strong SQL; Oracle/PostgreSQL; optimization, transactions, execution plans.

• Maven and Git.

• Multilayer architecture and separation of concerns.

• Grafana LGTM, Loki, Tempo, OpenTelemetry, metrics and dashboards.
• English: B2+ (Upper-Intermediate) or higher.
• Arabic: Professional working proficiency (spoken and written).

Desired Skills & Knowledge (Nice-to-Haves):

• Banking / FinTech domain experience.

• Apache Ignite.

• JasperReports.

• Docker and CI/CD.

• JUnit, Mockito, integration testing.

• OSGi (Apache Felix).

• JSF / PrimeFaces.

What we can offer

• Our modern stack projects are the right mix of exciting and challenging.

• Gain access to our diverse range of training programs, courses, and certifications.

• Enhance your language skills with our corporate English classes.