Software Engineer API Integration (Java)

To strengthen and extend our coverage of external APIs our Integrations team is looking for a Java Software Engineer who really enjoys making systems talk with each other. A big part of our business consists in synchronizing and interacting with external CRMS systems.

Products you’ll be working on

You will mostly working on our Connector Framework, which manages interaction with external data sources and APIs. You will also participate in development of our Sourcebox, which is the entry point to our CV and data processing API and TKPortal, an authentication and front end orchestration platform.

Your responsibilities

In this role you will extend, design, and build the Connector Framework, a microservices based backend system that handles all interaction with key partner systems. You easily pick up the semantics of new APIs and are able to use them creatively, to build a new connector. And with your knowledge of microservices architectures, service orchestration and integration testing you take a lead in evolving our Connector Framework. You have hands on experience with open source frameworks like Spring, Camel, Cassandra, and ElasticSearch, and also very good knowledge of RDBMS. As part of the Integrations team you will work in 2 week sprints, and participate in writing, reviewing and refactoring designs and code. You will also work together with partners to develop and ensure interaction semantics.

Who you are

  • Ideally Bsc/Msc graduate in Computer Science
  • You have very good knowledge of Java and Java open source ecosystem
  • You are experienced with message based systems and message queues
  • You’ve worked with SQL and noSQL datastores
  • Knowledge of authentication protocols like SAML, OpenID, and Oauth is a plus

What we offer

  • A fast growing, motivated, international team from over 24 nationalities
  • Good equipment
  • Free lunches, snacks and drinks – whatever you fancy, our kitchen has it all!
  • Friday demos with chilled drinks
  • Monthly chair massages
  • Easy access with public transportation and free onsite parking
  • Yearly week long hackathon, meetups, trainings, scientific conferences
  • Influence on our products

About us

We are a fast growing company developing cutting edge technologies based on NLP, AI, semantics and machine learning in a no-nonsense, informal and professional working environment. Innovation is at the heart of what we do. We pride ourselves on providing recruitment and HR professionals around the world with solutions that radically improve and accelerate the connection between employers and candidates.

We are small enough to make you matter, but big enough to have a very recognisable impact on the market supported by solid infrastructure.

If you are like us, passionate about intelligent machines, advanced computing and R&D, we might have the right opportunity for you!


Please click on the button below and select your preferred method of applying: either with your CV (via upload or from the Cloud) or with your social media profile of choice. After granting access to our Sourcebox application, you can verify your details and provide a motivation if you wish to do so.

Textkernel's benefits

Our employees are from 25 different nationalities. We’ll help you with your relocation and immigration procedures.

We offer flexible working hours and home office possibility. Achieve your targets from where and when you want to.

We do not have a 9-5 mindset. It’s important that the work is done, we trust our employees to decide when they want to do this.

We care about your career, given our opportunities all it takes is will to grow at Textkernel!

Besides regular tech meetups we also organise a week long hackathon.

From free lunches to everything for your munchies, our kitchen has it all!

Relax and enjoy our monthly chair massages or join our running group.

Have a drink with us on Fridays.

Intrigued? Check out our career opportunities!