Software Engineer

AI overview

Join a dynamic team dedicated to simplifying digital identity and enhancing security through cutting-edge technologies while developing high-quality Java applications.

Russian hacker, Vladimir Leonidovitch Levin, attempted the biggest bank heist the world had ever seen via dial-up internet in 1994, Zia Hayat, Callsign CEO and founder, was hooked - armchair fraud became a real possibility. From this moment, Zia knew he wanted to play a part in stopping the bad guys and securing the internet for all. Founded In 2012, Callsign's mission has been to make Digital Identity simple and secure for everyone and everything. In that time, we've grown to over 200 employees, opened offices in Singapore and Abu Dhabi, been recognised as a WEF Global Innovator and our technology is being used by many of the world's leading financial institutions to keep millions of consumers safe.

But we aren't stopping here. The identity revolution has only just begun, and we are looking to hire the brightest and inquisitive minds to help us make every web, mobile and physical Interaction seamless and secure. If this sounds like you, lets chat.

Responsibilities

  • Develop and maintain high-quality Java applications.
  • Design and implement RESTful APIs.
  • Work with relational databases such as MySQL, Oracle, and PostgreSQL, and ideally have experience with NoSQL databases.
  • Apply strong knowledge of object-oriented design and development best practices.
  • Estimate, prioritize, and execute tasks either by pair programming or independently.
  • Collaborate with Agile teams or startups to deliver high-quality software solutions.
  • Ensure code quality through Test Driven Development (TDD).

Requirements

  • 3+ years of commercial experience in Java.
  • Experience with relational databases (MySQL, Oracle, PostgreSQL) and ideally NoSQL databases.
  • Proven experience in developing and designing RESTful APIs.
  • Ability to choose the right technology for the task at hand.
  • Strong knowledge of object-oriented design and development best practices.
  • Ability to estimate, prioritize, and execute tasks in a high-pressure environment.
  • Excellent command of the English language.
  • BSc or MSc in Computer Science or a related degree from a top university.
  • Knowledge of Spring Frameworks, including Spring Security, Spring Boot, and Spring Data.
  • Proficiency in Test Driven Development (TDD).
  • Experience working with Agile teams or startups.

Good to Have:

  • Experience with Continuous Integration.
  • Experience with performant, highly transactional, service-oriented platforms.
  • Working knowledge of Docker, UNIX-based operating systems, and Microservices.
  • Familiarity with application security, cryptography, and security practices.
  • Working knowledge of Docker, Kubernetes, AWS, UNIX-based operating systems, and Microservices.
  • Experience with Kafka and other queue-based messaging systems

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 (not included in holiday allowance)
  • Competitive Salary
  • Gratuity as EOSB

Perks & Benefits Extracted with AI

  • Health Insurance: Private Premium Health Insurance
  • Paid Parental Leave: 3 months full pay maternity leaves & 2 weeks full pay paternity leaves
  • Paid Time Off: 25 days of annual leave + Callsign Bank Holiday (not included in holiday allowance)
  • Visa Sponsorship: Visa costs including 1 month paid hotel stay on arrival

At Callsign we are changing identity. We are an identity fraud, authorization & authentication company, solving the challenges that organizations face in getting their users on to & interacting with their digital platforms. We use deep learning techniques to combine device, location and behaviour datapoints with dynamic policy management and multi-factor authentication, to verify that the user is who they say they are. Our aim is to make identification more secure and simple – helping everyone to get on with their digital lives in the most seamless and secure way possible. If you’re interested in working for a company that’s changing the face of digital identity globally, then you’re in the right place. We’re a talented team of research scientists, engineers and developers working with the latest technology to help make the digital world a more secure place.Our CultureCallsign is a talented team of people who are passionate about their craft and who care about making the digital world more secure. We work collaboratively, adopting agile principles and methodology to develop a reactive and scalable platform that uses the latest technologies. And with regular boardgames nights, pop-up social activities and company parties, it’s easy to meet new colleagues and feel part of the team.

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