Java Integration Engineer

C&F is a technology services company providing innovative solutions in  Data Management,   Big Data, Advanced Analytics and Compliance . With a highly integrated team of 400+ experts, for over 20 years C&F has been delivering superior engineering and premium operations to  Fortune 500 companies, primarily in the Life Science industry.

We are seeking a skilled and motivated Java Integration Engineer to join our team, focusing on projects within the Industrial Internet of Things (IIoT) and Industry 4.0 domains.

In this role, you will leverage your expertise in Java programming and integration frameworks to design and implement robust solutions that connect systems in the industrial sector. If you are passionate about enabling smart manufacturing and optimizing workflows through cutting-edge integration, we want to hear from you!

You will be responsible for :

Design and develop integration solutions using  Java and frameworks like  Spring Boot, Apache Camel, or other

Build and maintain APIs ( REST / SOAP ) to enable secure and efficient data exchange between systems

Implement data transformation, mapping, and routing workflows using tools like  JSON, XML, or XSLT

Collaborate with cross-functional teams to understand integration requirements and align solutions with business goals

Work with middleware platforms ( Apache Kafka, HiveMQ ) to build reliable message-driven architectures

Ensure integration security by using  OAuth, JWT, and SSL protocols

Troubleshoot and resolve integration issues while optimizing performance

Monitor integration pipelines and maintain system logs to ensure data integrity and system reliability

Document the solution

What you will need :

At least 3 years of professional experience in software development or system integration

Bachelor’s degree in Computer Science, Engineering, or a related field

Strong proficiency in  Java and object-oriented programming

Experience with integration frameworks like  Spring Boot, Spring Integration , or  Apache Camel

Familiarity with message queuing systems such as  Apache Kafka ,  JMS, MQTT or  RabbitMQ

Hands-on experience with API development and consumption ( REST, SOAP, GraphQL )

Solid  understanding of relational and  NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB)

Knowledge of  DevOps practices , including CI / CD pipelines and containerization ( Docker, Kubernetes )

Excellent problem-solving skills and the ability to work collaboratively in a team environment

Knowledge of security concepts, including  encryption standards ,  TLS / SSL protocols , and secure coding practices

Experience in using security mechanisms like  OAuth 2.0, JWT, or SAML

Fluent use of English and Polish, both written and spoken

Nice to have :

Experience with IoT protocols such as  MQTT ,  OPC-UA

Experience with enterprise systems like SAP, Salesforce, Veeva or similar platforms

Knowledge of manufacturing industry systems and processes

Familiarity with cloud services and APIs  (AWS, Azure)

Strong understanding of  Agile methodologies

What we offer :

You choose your employment type – we’re open to both employment contracts and B2B arrangements.

Learning & development opportunities – after your probation period, you’ll have access to a highly flexible and generous English language reimbursement program, along with an individual development budget to use as you see fit.

Classic benefits like private medical care, a sports card, and a preferential life insurance plan. Plus, our infamous Fruit Tuesdays and a special summer bonus – ice cream.

A hybrid work setup with plenty of flexibility. Delivery teams work mostly remotely. Support teams come to the office at least once a week – as an HR team, we meet every Wednesday. On other days, you decide where you work.

A bunch of non-work activities , including Office Day (a fun-filled day when employees from all over Poland gather at the office), POP UP integrations, various competitions from cooking to photography, and the chance to submit charity causes to our CF4GOOD program, which provides support to those in need.

A workplace that values people and is built on collaboration, not competition. If you’re tired of toxic work environments, you’ll finally get a chance to breathe. And if you’ve been lucky with great employers so far, we’ll do our best to keep that streak going.