Backend Developer (Java + Curity) (Remote)

Czym będziesz się zajmować?

100% Remote | Contract | Full-time | 135–145 PLN / h | ASAP Start

We’re looking for a skilled and security-minded Backend Developer to join a cutting-edge project focused on identity and access management. If you're experienced with Java , Curity , and modern cloud technologies — and you enjoy working with OAuth flows and infrastructure as code — this role is made for you.

Join a dynamic, remote-first team building robust and scalable backend services for a global platform.

Tech stack you’ll work with :

• Languages : Java (primary), Node.js, Python
• Security amp; Identity : OAuth 2.0, OpenID Connect (OIDC), SAML, token handling, ABAC / RBAC
• Dev Tools : Gradle, JUnit, Jenkins, SonarQube
• AWS : Secrets Manager, KMS, IAM, EKS, Lambda, DynamoDB, EventBridge, CloudWatch
• Other : Curity Identity Server (must-have), Serverless Framework, Docker
• Bonus : Frontend basics (HTML, CSS, JS)

Kogo poszukujemy?

You’re a great match if you :

Have hands-on experience with Curity Identity Server

Understand authentication amp; authorization protocols in distributed systems

Write clean, testable Java code and are comfortable with CI / CD pipelines

Have experience building serverless and containerized solutions in AWS

Appreciate good security practices and know how to protect APIs and user data

Enjoy working in a collaborative, agile environment with international teams

Czego wymagamy?

3 lata doświadczenia na podobnym stanowisku

Znajomości :

Java

CI / CD

Curity Identity Server

Node.js

Python

Języki :

Angielski

Polski

Jakie warunki i benefity otrzymasz?

21800-24400 PLN miesięcznie

B2B - Elastyczne godziny pracy (100%)

Praca zdalna : W całości

Kim jesteśmy?

OneSquareOne - one team, many talents At Square One Poland, we go to the place that no other recruitment agency has reached so far - straight into the orbit of transparency and win-win actions. We are a companion, guardian, and support - on every way of the recruitment journey. We provide IT specialists with unlimited development opportunities - with inspiring projects, with modern technologies. What is important to us is the culture of honesty and reliable information about career opportunities. We are a specialized team operating on an international scale and in our daily work we don’t forget about creativity, agility, and flexibility. Despite many years of experience, we still have a start-up DNA, and this is our advantage. We are Great Place to Work 2025 certified.