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Java Developer
at z1nc

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  • London
  • fulltime

We are looking for a senior Java Developer who has a passion for building great products with solid engineering practices using the latest technologies.

You will be working on technical tasks to improve our backend application architecture for performance, scalability and robustness whilst making use of the latest technologies, reducing complexity and making development easier. You will be working mainly on Real time application with millions of transactions a day.

The successful candidate will need to be organised, motivated and get things done. Want to work in a growing startup environment, doing a bit of everything and taking ownership of what he/she will be working on.



  • Experience with cloud architectures (GCP/AWS).
  • Experience in high availability, Scalable software architectures design and review;

  • Comfortable both with SOAP and RestFul APIs integration architectures;

  • Good knowledge of Agile SCRUM processes and Test Driven Development

  • Deep knowledge of OOP paradigms and patterns with particular focus on SOLID development approach;
  • Experience with enterprise application servers (J2EE and J2SE) -

    Experience with Spring Framework

  • Experience with RDBMS ecosystems and NoSql databases


Nice to have:

  • Experience using some of the following programming languages: - Scala, Python, Kotlin, C#, C++, Swift, Javascript/Typescript

  • Experience managing big data both off-line and in streaming using Apache Hadoop, Apache Spark, Apache Hive and also applied using also cloud technologies (GCP BigQuery, GCP DataFlow, GCP BigTable, etc);

  • Experience with Python stack for Data Science (eg. Pandas, Matplotlib, Scikit-learn, Numpy, etc)


Why join us?

We are a collaborative, forward-thinking, innovative team and work on cutting edge tech. We are passionate about what we do and the products that we create. We offer a competitive salary, unlimited training and amazing perks as well as a flexible superstar environment.

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