-
Ascendion

Java Software Engineer

Ascendion
Poland · Full-time · Mid-Senior

We’re looking for an experienced Java Developer with strong expertise in Java SE, Akka, and microservices architecture. The ideal candidate will have hands-on experience in reactive programming, RESTful API design, CI/CD, and containerized deployments using Docker and Kubernetes.

Requirements/Qualifications and Skills:

  • 6+ years of applications development experience
  • XXS: payment knowledge - nice to have around Fraud, Charges, Foreign Exchange, micro services
  • Java Standard Edition
  • Reactive distributed concurrent programming
  • Using java and AKKA
  • Stateful micro services design using actors
  • Event sourcing, CQRS, eventual consistency
  • Relational database: Oracle, Postgres
  • Designing Restful API’s using jersey and Swagger & Open API
  • Automated Software testing best practices using Mockito, cucumber, etc.
  • Build tools: maven
  • Familiarity with CI/CD, Jenkins
  • Docker containers
  • Linux
  • Kubernetes

About Us:

Ascendion is a global, leading provider of AI-first software engineering services, delivering transformative solutions across North America, APAC, and Europe. We are headquartered in New Jersey. We combine technology and talent to deliver tech debt relief, improve engineering productivity solutions, and accelerate time to value, driving our clients’ digital journeys with efficiency and velocity. Guided by our “Engineering to the power of AI” [EngineeringAI] methodology, we integrate AI into software engineering, enterprise operations, and talent orchestration, to address critical challenges of trust, speed, and capital. For more information, please go to www.ascendion.com

With Ascendion (www.ascendion.com), you:

  • Will get to work on numerous challenging and exciting projects on our various offerings including Salesforce, AI/Data Science, Generative AI/ML, Automation, Cloud Enterprise and Product/Platform Engineering.
  • At Ascendion you have high chances of project extension or redeployment to other clients.
  • Additionally, you can also share CV of anyone you know. We have a referral policy in place.

Key Skills

Ranked by relevance

ai cicd microservices restful apis salesforce cucumber oracle cloud java
Login to Apply
Posted
Nov 13, 2025
Type
Full-time
Level
Mid-Senior
Location
Poland
Company
Ascendion

Industries

Technology Information Internet

Categories

Engineering

Related Jobs

3 roles aligned with this opportunity

View all jobs
View Job Details
Ascendion
Related

AI Agentic Engineer

2026-05-19

Full-time
Mid-Senior
Poland
Technology
Engineering
View Job Details
Ascendion
Related

Scrum Master

2026-05-16

Full-time
Mid-Senior
Spain
Technology
Engineering
View Job Details
Clera
Related

Full-Stack Engineer

2026-05-29

Full-time
Not Applicable
Germany
Technology
Engineering