Location
In office (Warsaw)
Seniority
Middle · 3+ years exp
Confirmed on the employer's own hiring board on Nov 12, 2026. First seen by Alion on Nov 12, 2026. N-iX scores A on the Alion truth index.
Overview
Company
Impact
Profile match
N-iX is a global software development and IT consulting company founded in Lviv, Ukraine, in 2002. The firm partners with enterprise clients, mid-sized businesses, and tech startups to deliver custom software engineering, cloud transformation, AI and data analytics, and embedded systems solutions. Operating across multiple delivery hubs in Europe and the Americas, it focuses on helping organizations scale their engineering capabilities and accelerate digital transformation.
Our client is a comprehensive site lifecycle management solution tailored for the telecommunications and energy industries. It enables organizations to efficiently manage sites, assets, projects, and leases, enhancing operational visibility and resource allocation throughout the site lifecycle.
Responsibilities:
- Building new features on the top of existing web application, using .Net, JS, React, jQuery
- Support of existing web application (bug fixes, security updates, technical improvements)
- Work, using SAFe methodology, to deliver incremental value, actively participating in code reviews, sprint planning, and design discussions.
- Troubleshoot and debug complex issues in production and staging environments.
- Write clean, maintainable, and efficient code while adhering to coding standards and best practices.
Requirements:
- 3+ years of experience in development of .Net-based web applications
- Good experience with .NET Framework 4.7, ASP.NET
- Practical experience with JS, HTML, CSS, XML, React, jQuery
- Familiarity with microservices architecture
- Knowledge of Oracle 19c database
- Hands-on experience with Octopus, TeamCity, Github Actions
- Working experience with MS Azure
- Proficient in using development tools like Visual Studio, Postman
- Strong understanding of version control, security best practices, and Agile methodologies, especially Kanban
- Familiarity with MSTest, xUnit and test-driven development
- Effectively use AI-powered tools to improve coding efficiency, code quality, and development workflows.
- Excellent communication and teamwork skills, with the ability to mentor junior developers
Nice to have:
- Experience with Sencha and Bootstrap
- Experience with Veracode
- Expertise with OpenSearch
We offer*:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
*not applicable for freelancers
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,238,358 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Free forever. No card. Under a minute.
Your match
How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.
Recommended for you based on this role
Backend
Similar stack
Same company
Warsaw
In office · 5+ years exp · Bachelor's Degree · Warsaw
Python
Go
JavaScript
TypeScript
C++
DevOps
GCP
Apply
C++/C Developer
7 hours ago
$56k – $70k per year (net) · Remote (Poland) · 4+ years exp · Master's Degree · Poland
PHP
C++
Databases
PostgreSQL
AI/ML
Claude Code
DevOps
Linux
DNS
DHCP
Apply
Senior Software Engineer, Platform (Java)
8 hours ago
$73k – $92k per year (net) · Equity · Hybrid · 4+ years exp · Poland
Python
Java
TypeScript
SQL
C++
Databases
MySQL
HBase
DevOps
AWS
Kubernetes
SRE
Management
Agile
Apply
$77k – $108k per year · Equity · Remote (Poland) · 4+ years exp · Poland
Python
Kotlin
Databases
MySQL
Mobile
Declarative UI
DevOps
AWS
Kubernetes
Apply
CI flow Software Developer Mid or Senior
10 hours ago
Hybrid · 2+ years exp · Kraków
Python
Java
Bash
Groovy
Java
Maven
DevOps
Helm
CI/CD
GitOps
Jenkins
Git
Docker
Kubernetes
GitLab
Linux
Cybersecurity
SBOM
Apply
Hybrid · Full-Time · Warsaw
Python
JavaScript
Perl
DevOps
Ansible
CI/CD
Bitbucket
Management
Confluence
Jira
ServiceNow
Scrum
Apply
Backend developer (Java) 96
8 hours ago
up to $72k per year · Hybrid · Warsaw
Java
Kotlin
SQL
Java
Spring Boot
Hibernate
Spring MVC
Spring Data JPA
Kotlin
Mockito
Databases
PostgreSQL
RabbitMQ
Apache Kafka
Mobile
JUnit
DevOps
Rest API
GitHub Actions
GitLab CI
CI/CD
Jenkins
Git
SOAP
Cybersecurity
OWASP Top 10
Management
Agile
Scrum
QA
Swagger
Apply
Java Developer / Developerka
8 hours ago
Hybrid · Warsaw
JavaScript
Java
TypeScript
SQL
Java
Spring Boot
Hibernate
Spring Cloud
Databases
Neo4j
Apache Kafka
AI/ML
AI Agents
Frontend
Angular
DevOps
Azure
Management
Agile
BPMN
Apply
Java Software Engineer
9 hours ago
Remote (Poland) · Contractor · Kraków · Warsaw · Poznań · Lublin · Szczecin
JavaScript
TypeScript
SQL
Frontend
React.js
DevOps
CI/CD
AWS
Apply
Apply
This is one of many
2,238,358 more open roles from verified company boards, updated every day.

