M
Mend

Senior Java Developer- Index Team

Poland Remote Posted 2026-05-19
Type
Full-time
Experience
4+ yr
Source
Ashby
Why Mend.io

We are redefining how modern organizations secure software from open source and custom code to AI-generated components. As the creators of the first AI Native AppSec Platform, we help global enterprises stay safe, fast, and compliant in an era of AI-driven development. Our platform combines intelligent automation, deep risk visibility, and developer-first experiences, shaping the future of application security.

We are also committed to building a collaborative, empowering workplace. If you are excited about this role but do not meet every requirement, we encourage you to apply. Your perspective could be exactly what we need!

Responsibilities

- System Architecture: Lead the design and development of scalable, high-performance backend systems from concept to deployment.

- Core Development: Develop solutions for processing, storing, and analysing data at scale.

- Infrastructure & Scaling: Optimize application performance and ensure the reliability of services running in a cloud-native environment.

- Data Management: Design and maintain complex databases, ensuring data integrity and query efficiency across relational and non-relational systems.

- Complex Integrations: Manage and implement multi-system integrations, handling high levels of complexity and technical interdependencies.

- Collaboration: Work closely with cross-functional teams to define project objectives and participate in rigorous code reviews to maintain high quality.

- Innovation: Stay current with emerging technologies and trends to ensure Mend.io http://Mend.io remains at the forefront of the industry.

Must Have:

- 4+ years of experience with the Java language, including experience with multithreading, concurrency, and performance optimization,

- 6+ years of experience in software development,

- Experience with SQL backend, preferably PostgreSQL,

- Experience with Kafka/RabbitMQ,

- Experienced with AWS and CI/CD pipelines,

- Experience with AI tools (i.e. Cursor AI or Claude),

- Ability to take tasks from requirements to deployment quickly and independently,

- Ability to work within distributed, multidisciplinary teams,

- Design and build scalable, high-availability mission-critical systems and APIs,

- Experience with test-driven development.

Advantages:

- Understanding of what is an open-source supply chain,

- Experience with cybersecurity.

Our Culture

At Mend.io https://www.mend.io, we are leading the way in securing AI-powered applications, and we believe the best innovations come from teams where everyone feels valued. We are committed to a workplace built on respect, trust, and growth, where learning and flexibility empower people to do their best work.
JavaPostgreSQLKafkaAWS
Mend is hiring for the senior java developer- index team role. NewJob aggregates active openings directly from Mend's applicant tracking system, so this listing is current. More jobs at Mend →
Apply on company site