Software Engineer (Orchestration)

Callsign is seeking a Software Engineer (Orchestration) to join their team in Abu Dhabi, United Arab Emirates. This role involves designing, building, and maintaining components of their highly transactional Java platform in a fast-paced Agile environment. If you are looking to make every web, mobile, and physical interaction seamless and secure, apply now!

Callsign is pioneering digital trust through proprietary technology that uniquely mimics the way humans identify each other in the real world. Their mission is to make Digital Identity simple and secure for everyone and everything, ensuring privacy, safety, and minimal friction while blocking bad actors.

Company Overview

Founded in 2012, Callsign has grown to over 250 employees with offices in the UK and Abu Dhabi. They have been recognized as a WEF Global Innovator, and their technology is used by leading financial institutions worldwide to protect millions of consumers. Callsign is committed to securing the internet and is looking for bright minds to join their identity revolution.

Quick Details

• Salary Range: Not Specified
• Job Type: Full-time
• Qualifications: Bachelors Degree
• Experience: 3 Year+

Key Responsibilities

• Design, develop, test and maintain Java‑based services and APIs.
• Write clean, testable, and maintainable code following engineering best practices.
• Participate in refinement sessions to understand requirements and deliver high‑quality features.
• Perform code reviews and contribute to continuous improvement.
• Support production deployments and troubleshoot issues.
• Identify and address technical debt and performance bottlenecks.

Requirements

• 3-6 years of commercial experience in Java development.
• Strong knowledge of Java (8+/17+), Spring Boot, and RESTful API design.
• Experience with relational databases (PostgreSQL/MySQL/Oracle) and SQL.
• Familiarity with DynamoDB or other noSQL databases.
• Familiarity with Docker, Linux, and CI/CD pipelines.
• Understanding of software testing principles (unit, integration, contract and regression).
• Understanding of OOP fundamentals and SOLID principles.
• Production experience of Metrics for reliable observability.
• Experience with orchestration and workflow patterns such as Saga, Process Manager or state machines.
• Awareness of secure coding practices and application security fundamentals.
• Strong communication, analytical thinking, and collaboration skills.

Benefits

• Private Premium Health Insurance
• Visa costs including 1 month paid hotel stay on arrival
• Annual Airfare Allowance for the home country
• 3 months full pay maternity leaves & 2 weeks full pay paternity leaves
• 25 days of annual leave + Callsign Bank Holiday
• Competitive Salary
• Gratuity as EOSB