Java Engineer - UAE Job in United Arab Emirates
Callsign , United Arab Emirates

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1 Year
0 - 0
Job Type
Job Shift
Job Category
Requires Traveling
Career Level
As mentioned in job details
Total Vacancies
1 Job
Posted on
Feb 23, 2021
Last Date
May 23, 2021

Job Description

Since our launch in 2012, we’ve been on a mission: to make digital identification simple and secure for everyone, and everything.

In that time, we’ve expanded constantly, and been joined by over 150 incredible people, all with the same vision. We’ve grown in other ways too we raised $35 in our Series A funding round, and launched our game-changing authentication platform.

Our technology is now being used by hundreds and thousands of users worldwide, including some of the world’s leading financial institutions.

And this is just the beginning.

Over the next year, Callsign will double in size as we continue our mission to make every web, mobile and physical interaction seamless and secure.

We can’t do that alone, though. That’s why we’re looking hire the brightest, most inquisitive minds out there: the people who want to help us change the rules of identity and have the skills and passion to make this mission a reality.

Does that sound like you? Let’s talk.

Job Description

  • Be responsible for enhancing and maintaining a highly transactional Java platform and build new Microservices
  • The opportunity to work in an Agile fast-paced environment, where requirements can change overnight and getting things done is as simple as making a case and leading the charge
  • Work as part of an amazing team of like-minded individuals with a can-do attitude to change the world
  • Proactively identify technical debt, where the platform can be optimized, and introduce operational efficiencies
  • Design and produce performant, scalable, highly transactional software, that adheres to functional and nonfunctional requirements, and be able to explain them to both technical and non-technical stakeholders
    • Estimate, prioritize and execute tasks in a high-pressure environment
    • Support the execution of production deployments and go-lives


  • 5 years of commercial experience in Java
  • Have experience working with relational DBs such as MySQL, Oracle, PostgreSQL. Ideally NoSQL experience
  • Have experience developing and designing RESTful API
  • Ability to choose the right technology for the task at hand, whether it turns out to be the latest framework or an established one
  • You have a strong knowledge of object-oriented design and development best practices
  • You have experience with Continuous Integration
  • You can estimate, prioritize and execute tasks either by pair programming or single-handedly in a high-pressure environment
  • You have an excellent command of the English language
  • BSc or MSc in Computer Science or related degree from a top university
    • Experience with performant, highly transactional, service-oriented platforms
    • Knowledge of Spring Frameworks including Spring Security, Spring Boot, and Spring Data
    • Test Driven Development is your bread and butter. Without it, there’s just jam
    • Having a working knowledge of Docker, UNIX-based operating systems, and Microservices
    • Familiarity with application security, cryptography, and security practices
    • Having a working knowledge of Docker, Kubernetes, AWS, UNIX-based operating systems, and Microservices
    • Experience working with Agile teams or startups

Job Specification


Information Technology and Services - Dubai, United Arab Emirates
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