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Keywords: Senior .NET Security Engineer, Location: Poland

Page: 3

Senior Software Engineer

Platform in Blacklines Invoice to Cash, migration and evolving an existing PHP based solution to Microservice based .net... development techniques to ensure that delivered features meet software integration, performance, security, and maintainability...

Company: BlackLine
Posted Date: 11 Feb 2026

Senior DevSecOps Engineer

, and security, ensuring that our multi-account AWS platform is fully secure, governed, and scalable. As a DecSecOps Engineer... us your resume to start the conversation and join the #Xebia. About the role We are looking for an experienced DevSecOps Engineer...

Company: Xebia
Posted Date: 28 Jan 2026

Strong Middle-Senior QA Engineer

in 150+ countries. Our current partners are the world's most famous trading giants. We are looking for a QA Engineer... architecture, .NET 8+, MS Orleans, MongoDB, Apache Kafka, SignalR/WebSocket, k8s, AWS Responsibilities: Participate in Agile...

Company: BETER
Posted Date: 10 Jan 2026

Senior DevOps / Cloud & Infrastructure Engineer (Saudi Arabia client)

) with hands-on infrastructure design and deployment. We are seeking a senior-level professional with extensive expertise who... and optimization, AI/ML workload deployment, familiarity with Reliability & Security: DevSecOps practices, observability, disaster...

Company: Xebia
Posted Date: 14 Feb 2026

Technical Pre-Sales Architect / Senior Pre-Sales Engineer

into actionable architectures, ensuring security, compliance, and technical feasibility of proposed solutions throughout the pre... and aligning them with client expectations, experience working with high-security and data-protection requirements, familiarity...

Company: Xebia
Posted Date: 16 Jan 2026

C# Senior Software Engineer

, you will be responsible for all phases of the Secure Software Development Lifecycle of a C#/.NET for a security key management product... for public safety communications systems. You will be developing a desktop application using .NET 6 and .NET MAUI. We offer full...

Posted Date: 05 Mar 2026

Senior Backend Engineer (Node.js/TypeScript)

Location: 100% remote work Salary: 150 - 165 PLN net/h (B2B via Experis) Tasks: Design backend architecture... environments using Docker Apply and enforce security best practices Perform knowledge transfer sessions for customer teams...

Company: Experis
Posted Date: 28 Feb 2026

Senior Database Engineer

, security, and availability within the containerized environment, performing zero-downtime upgrades and migrations for major... 1 month 2 months 3 months Other What is your preferred form of cooperation? * B2B Contract - per hour (net...

Company: Xebia
Posted Date: 20 Feb 2026

Senior GCP Platform Engineer (Future Opening)

and configuring the development, production, and other required environments, defining and implementing security measures according... Other What is your preferred form of cooperation? * B2B Contract - per hour (net) Employment contract (gross) B2B Contract - fixed amount...

Company: Xebia
Posted Date: 07 Feb 2026

Senior Test Engineer (Java)

Location: 100% remote work Salary: 130 - 140 PLN net/h (B2B via Experis) Responsibilities: Build business...-Shaping and willingness to grow into a T-Shaped role Ability to obtain security clearance, including criminal check...

Company: Experis
Posted Date: 25 Jan 2026

Senior Full-Stack DevSecOps Engineer

Location: 2 days per week from the office (Wrocław) Salary: 160-170 PLN net/h Tasks: Develop and maintain.... Integrate golden path workflows such as CI/CD blueprints, IaC templates, and security patterns directly into Backstage...

Company: Experis
Posted Date: 23 Jan 2026

Senior Data Enigneer

position of Senior Data Platform Engineer. Work mode: Kraków/ hybrid or remote Compensation: 160- 173 PLN/h net Contract...Senior Data Platform Engineer Hays IT Contracting is a cooperation based on B2B rules. We connect IT specialists...

Company: Hays
Location: Poland
Posted Date: 14 Feb 2026

Senior Data Enigneer

Senior Data Enigneer lokalizacja: Polska numer referencyjny: 1197961/jobs.pl Senior Data Platform Engineer Hays... Engineer. Work mode: Kraków/ hybrid or remote Compensation: 160- 173 PLN/h net Contract type: B2B Language: English B2...

Company: Hays
Location: Poland
Posted Date: 14 Feb 2026

Sales engineer manager - VAS Acceptance Solutions

Acceptance Platform, including but not limited to: Payment Acceptance, Payment Security, Fraud & Risk Services. Principle... & investigative exercises. The broader Value-Added Services senior team members & line manager will support you. Maintain accurate...

Company: Visa
Posted Date: 05 Mar 2026

IT Agentic AI Engineer (Drug Discovery Research & Development) @ Holisticon Connect

of meeting you! 😊 We are looking for an IT Agentic AI Engineer who will help build an agentic AI capability to accelerate drug... biotechnology company, so part of the work takes place in the Boston time zone. We offer a B2B contract: 150 – 160 PLN net/hour...

Posted Date: 06 Feb 2026

SiteOps Software Engineer

are resolved quickly and effectively. About the Role As a SiteOps Software Engineer, your primary responsibility... with Development, DevOps, and Architecture teams to ensure reliable, high-quality systems. This role is ideal for an engineer who...

Company: TD SYNNEX
Posted Date: 28 Jan 2026

Test Industrialisation Engineer

Engineer in Katowice, PL we’re looking for? Your future role Take on a new challenge and apply your seasoned industrial..., Knowledge and commercial experience with C#/.NET and LabView Excellent communication skills, Operational effectiveness...

Company: Alstom
Location: Katowice, Slaskie
Posted Date: 27 Jan 2026

Test Industrialisation Engineer

Engineer in Katowice, PL we're looking for? Your future role Take on a new challenge and apply your seasoned industrial..., Knowledge and commercial experience with C#/.NET and LabView Excellent communication skills, Operational effectiveness...

Company: Alstom
Location: Katowice, Slaskie
Posted Date: 27 Jan 2026

Software Engineer In Test - SDET (Poland)

About the Role We’re looking for a Senior Developer in Test who sees quality as a shared responsibility... to remove bottlenecks and enable faster feedback loops Incorporate security and non-functional testing alongside functional...

Company: Codup
Location: Poland
Posted Date: 26 Feb 2026

Junior Test Software Engineer - Automation (Python)

Life at Visa. Job Description Information security is an integral part of Visa's corporate culture. It is essential... information, protect it from unauthorized access, and ensure regulatory compliance. Information security has a significant effect...

Company: Visa
Posted Date: 20 Feb 2026