Senior IT SWAT Engineer

🏢 Summary: The role focuses on administering and evolving network and security infrastructures across multi-site environments, ensuring high availability, resilience, and cybersecurity. It involves advanced firewall management, deployment of SASE and SD-WAN solutions, Zero Trust segmentation, and modernization of LAN/WAN architectures. The consultant also handles complex incident response and contributes to large-scale network transformation projects. 🗂️ Requirements: Minimum 7 years experience in Network/Security engineering, Strong expertise in network security and firewall administration, Proven experience with multisite network architectures and WAN interconnections, Hands-on experience deploying end-to-end network and security solutions, Solid knowledge of routing and switching (VLAN, STP, OSPF, BGP), Experience with monitoring tools and advanced network troubleshooting, Ability to handle Level 2/3 network and security incidents 📃 Skills: Fortinet, PaloAlto, CiscoASA, SASE, SD-WAN, LAN, WAN, VLAN, STP, OSPF, BGP, VPN, Wi-Fi, ZeroTrust, Microsegmentation, Firewall, Routing, Switching 🏢 Description: Summary: The Network & Security Consultant will operate within a distributed infrastructure, focusing on enhancing availability, resilience, and cybersecurity. This role is pivotal in evolving network architectures, securing interconnections, and deploying technical solutions across multiple locations. Main Responsibilities: Advanced administration of firewalls (Fortinet, Palo Alto, Cisco ASA, or equivalent) in on-premises and cloud environments. Rule management, hardening, network segmentation, application filtering, SSL inspection. Detection, analysis, and remediation of network security incidents. Participate in the deployment and go-live of new network & security solutions (SASE). Implement new sites, migrate legacy architectures, modernize LAN/WAN, deploy Zero Trust segmentation. Contribute to major projects: SD-WAN, micro-segmentation, secure Wi-Fi enhancement, etc. Produce high-quality documentation: project docs, procedures, operational guides, failover plans. Handle Level 2/3 support for complex network and security incidents. Ensure operational continuity for infrastructures (switching, routing, Wi-Fi, VPN, security). Maintain configuration consistency across all sites. Key Requirements: Strong expertise in network security and firewall administration. Solid command of routing & switching: VLAN, STP, OSPF/BGP (preferred). Deep understanding of multisite architectures and WAN interconnections. Proven experience deploying end-to-end network & security solutions. Mastery of monitoring tools, flow analysis, and advanced troubleshooting. Minimum 7 years in a Network/Security engineering role. Hands-on experience delivering technical projects, ideally in multi-site environments. Other Details: Location: Remote work possible. Travel: One trip per month (2 days) to Clermont-Ferrand expected.

🏢 Summary: The offer is for a Network Engineer responsible for designing, maintaining, and securing LAN, WAN, and VPN infrastructures across on-premise and cloud environments. The role focuses on high availability, network security, traffic analysis, and troubleshooting complex L2/L3 issues. The position involves participation in infrastructure projects, architecture reviews, and incident response for critical systems. 🗂️ Requirements: Minimum 3 years of experience in network administration and design, Strong knowledge of LAN, WAN, VPN, routing, VLAN, QoS, Hands-on experience with enterprise network devices, Knowledge of network security practices (segmentation, ACL, firewall, IPS/IDS), Ability to analyze network traffic and troubleshoot complex issues, Experience in infrastructure and cross-functional projects, Ability to work during incidents and under time pressure, Good technical English 📃 Skills: LAN, WAN, VPN, Routing, VLAN, QoS, ACL, Firewall, IPS, IDS, Switching, LoadBalancing, NetworkMonitoring 🏢 Description: Tasks Design and maintain LAN, WAN, and VPN topologies across on-premise and cloud environments. Configure and administer routers, switches, firewalls, and load balancers. Ensure high availability and redundancy of network infrastructure for critical systems. Diagnose L2/L3 issues, analyze traffic, and optimize routing, VLAN, QoS, and segmentation. Implement network security controls including ACLs, firewall policies, IPS/IDS, and trust zone isolation. Collaborate with IT and security teams on migrations, new deployments, and architecture changes. Participate in delivery projects as a network expert, including capacity estimation and architecture reviews. Configure network monitoring tools, analyze logs and packets, and restore connectivity during incidents. Requirements At least 3 years of experience in network administration and design. Strong knowledge of LAN/WAN/VPN, routing, VLAN, and QoS concepts. Hands-on experience with enterprise-grade network devices. Knowledge of network security practices (segmentation, ACL, firewall, IPS/IDS). Ability to analyze traffic and troubleshoot complex performance issues. Experience working cross-functionally on infrastructure projects. Ability to operate effectively during incidents and under time pressure. Good technical English. Nice to Have Network or security certifications (e.g., CCNA/CCNP, Fortinet, Palo Alto). Experience with hybrid infrastructure and multi-site connectivity. Familiarity with network monitoring and observability tooling. Experience in mission-critical environments. We Offer Work on high-availability infrastructure and critical network security. Real influence on networking standards and system communication architecture. Growth opportunities in Network and Security specialization. Stable employment in a modern company with a well-established market position. An attractive salary and benefits package (including private medical care and a sports card).

🏢 Summary: Senior System Administrator responsible for leading complex IT infrastructure projects across on-premises and cloud environments. The role focuses on defining system standards, optimizing performance, and overseeing global technology deployments. It includes advanced troubleshooting, automation, and technical mentorship within enterprise environments. 🗂️ Requirements: Advanced knowledge of Windows Server (2019–2025), Expertise in Microsoft 365, Office 365, Azure, Intune, Advanced administration of Active Directory and LDAP, Design and configuration of Group Policy (GPO), Experience with VMware or Hyper-V virtualization, Strong networking and infrastructure troubleshooting skills, Advanced scripting in PowerShell, Bash, or Python, Ability to lead IT infrastructure projects, Experience with cloud and on-prem deployments 📃 Skills: WindowsServer, Microsoft365, Office365, Azure, Intune, ActiveDirectory, LDAP, GPO, VMware, HyperV, PowerShell, Bash, Python, Networking, Virtualization 🏢 Description: Senior System Administrator Role Overview We are looking for a highly skilled Senior System Administrator to lead IT project deliveries and oversee complex infrastructure environments. In this role, you will develop sophisticated system standards, recommend performance improvements, and define best practices for both on-prem and cloud-based deployments. You will act as a technical mentor and a key expert in global technology rollouts. Technical Requirements Microsoft Expertise: Advanced knowledge of Windows Server (2019 – 2025), Microsoft Application Servers, and Modern Management. Cloud Services: Advanced expertise in Microsoft 365, Office 365, Azure, and Intune (all services required). Directory Services & Policy: Advanced knowledge of Active Directory/LDAP administration and Group Policy (GPO) design/configuration. Infrastructure & Virtualization: Strong experience with VMware or Hyper-V and a solid understanding of core networking and troubleshooting. Automation: Advanced scripting skills in PowerShell, Bash, or Python. Certifications: Microsoft Certifications (MCSE) or equivalent are highly desired. Key Responsibilities Project Leadership: Lead IT projects, develop project plans, conduct risk assessments, and implement contingency plans. Systems Standardization: Develop high-level system standards and document support procedures/best practices. Advanced Troubleshooting: Resolve complex issues across physical, virtual, and cloud deployments. Evaluation: Assist with hardware, software, and vendor evaluations to stay ahead of technology trends. Mentorship: Coach and mentor team members while interacting with peer technical groups. Nice to Have Experience in global deployments and rollouts of new technologies. Knowledge or experience in AI areas (Machine Learning, AI Engineering, Data Science).

🏢 Summary: Senior technical role leading the design, optimization, and delivery of core business applications within a large IT transformation program. The position focuses on Java-based microservices, cloud and DevOps adoption, and collaboration with architecture and infrastructure teams. It combines hands-on development expertise with technical leadership across strategic platforms. 🗂️ Requirements: 6+ years of experience with Java microservices, Strong experience with JEE and Spring Boot, Experience in API and REST development, Proficiency in Kubernetes, Proficiency in Python, Experience with cloud migration projects, Hands-on experience with Oracle Database and WebLogic, Experience with messaging systems such as IBM MQ or WebSphere, Knowledge of IT security standards, Understanding of functional and technical architecture principles, Fluency in English 📃 Skills: Java, JEE, SpringBoot, REST, API, Microservices, Kubernetes, Python, Oracle, WebLogic, IBMMQ, WebSphere, DevOps, Agile, CloudMigration, Architecture, Security 🏢 Description: Key Responsibilities: Technical Leadership: Provides expert technical guidelines and support to IT analysts and development teams. Application Optimization: Identifies improvement and optimization opportunities for major core business applications. Strategic Delivery: Contributes to the delivery of high-priority projects within core business platforms. Infrastructure Collaboration: Partners with Architects, Security, and Infrastructure teams to design and evolve technical solutions. IT Transformation: Drives the adoption of DevOps, Agile methodologies, and AI readiness as part of broader group transformation programs. Technical Requirements: Java Expertise: Over 6 years of experience with Java microservices, JEE, Spring Boot, and API/REST development. Cloud & DevOps: Proficiency in Kubernetes and Python, with cloud migration expertise and DevOps knowledge listed as significant advantages. Data & Middleware: Experience with Oracle components (Database, WebLogic) and messaging flows such as IBM MQ or WebSphere. Standards & Architecture: Deep awareness of IT security standards, quality metrics, and functional/technical architecture principles. Professional Skills: Fluency in English with the ability to present complex technical topics to senior stakeholders.

🏢 Summary: Hybrid B2B security role in the banking sector focused on coordinating remediation activities for security findings and managing vulnerabilities. The position involves analyzing penetration testing results, prioritizing risks, and collaborating with stakeholders to ensure timely remediation. Work is performed partially onsite in Warsaw, Gdańsk, or Łódź. 🗂️ Requirements: Understanding of application security, Understanding of infrastructure security, Experience with vulnerability management, Ability to interpret penetration testing reports, Knowledge of CVE, Knowledge of CWE, Knowledge of CVSS, Stakeholder coordination skills, Risk assessment and prioritization skills, Ability to communicate complex security topics 📃 Skills: Security, VulnerabilityManagement, PenetrationTesting, CVE, CWE, CVSS, RiskAssessment, InfrastructureSecurity, ApplicationSecurity 🏢 Description: banking B2B up to 170zł/h Hybrid work in Warsaw/Gdańsk/Łódź 2 days per week in the office Main Responsibilities: Coordinate remediation activities for security findings. Interpret and analyze penetration testing reports and vulnerability scanning outputs. Collaborate with multiple stakeholders to ensure timely remediation. Evaluate and prioritize risks based on security assessments. Communicate complex security topics clearly to technical and non-technical audiences. Key Requirements: Solid understanding of application and infrastructure security. Experience with vulnerability management processes. Ability to interpret penetration testing reports. Familiarity with CVE, CWE, and CVSS standards. Strong coordination skills across multiple stakeholders. Analytical approach to risk assessment and prioritization. Ability to communicate complex security topics clearly. Nice to Have: Experience in the banking sector.

🏢 Summary: Senior Full-Stack Developer role focused on leading the development of a new application within a Scrum team. The position involves technical ownership of key components, translating complex user stories into scalable solutions, and ensuring high-quality, secure, and maintainable code. The role also includes mentoring developers, implementing DevSecOps practices, and managing Azure cloud deployments. 🗂️ Requirements: 6+ years web software development experience, 4+ years SQL Server experience, Experience translating user stories into technical solutions, Experience with database schema design and query optimization, Experience implementing DevSecOps practices, Proficiency in Agile/Scrum methodologies, Experience with CI/CD pipelines, Ability to design scalable architectures, Experience conducting code reviews, Experience writing unit tests, Experience deploying and managing Azure services 📃 Skills: SQL, SQLServer, Azure, AzureAppServices, AzureKeyVault, CI/CD, DevSecOps, SonarQube, Snyk, Agile, Scrum, UnitTesting, Git, Cloud, DevOps 🏢 Description: Job Description: The candidate will work as a senior member in a team of full-stack developers to lead the development of a new application. Development will follow Scrum methodologies, under the leadership of a Business Application Owner, while mentoring junior team members and collaborating closely with the Development Lead. The role involves taking technical ownership of critical components and ensuring high-quality deliverables. Assignment, Context, Job Main Challenges & Key Expectations: Candidates are expected to quickly gain in-depth knowledge of the application, translate complex functional user stories into detailed technical tasks, and provide expert technical guidance to the team. The Senior Developer will also play a crucial role in supporting the design of scalable architectures and advocating for best coding practices. Job Scope: Develop, guide, and mentor team members. Responsibilities include: Analyzing user stories and converting them into technical tasks. Designing and developing robust and efficient software solutions. Performing code reviews. Optimizing database schema and queries. Documenting technical designs. Implementing unit tests and ensuring all deliverables meet quality standards. Troubleshooting production issues and identifying opportunities to enhance system performance. Main Responsibilities: Actively participate in all Agile ceremonies – daily standup, sprint planning, review, demo, and refinement. Collaborate with Product Owners, development leads, and other stakeholders to refine user stories and provide technical insights. Estimate user stories and guide junior developers during refinement and sprint planning. Translate user stories into high-quality technical designs and tasks. Implement user stories with clean, maintainable, and scalable code while mentoring team members. Apply DevSecOps practices within the CI/CD pipeline, including the use of SonarQube and Snyk for automated security scanning. Design and write comprehensive unit test cases to ensure code quality and reliability. Conduct thorough code reviews, providing feedback to ensure adherence to coding standards and best practices. Deploy and manage Azure cloud services including Azure App Services and Azure Key Vault. Support and troubleshoot production issues during hyper-care and beyond. Key Requirements: 6+ years of experience in web software development, with proven ability to translate complex user stories into robust technical solutions. 4+ years of experience in SQL Server, including schema design, advanced querying, and performance optimization. Experience in implementing DevSecOps practices. Proficiency in Agile methodologies and collaboration. Strong mentoring and leadership abilities. Nice to Have: Familiarity with AI-assisted development tools (e.g., GitHub Copilot, Claude). Experience with Azure App Services and cloud performance monitoring. Knowledge of secure coding standards and practices. Other Details: This position allows for remote work flexibility, with a focus on collaboration across various development teams. The assignment is long-term, emphasizing innovative software solutions in a high-paced environment.

🏢 Summary: Senior Software Engineer responsible for defining technical standards and architecture, leading backend and frontend development, and ensuring secure, scalable, and observable solutions. The role drives CI/CD, enterprise integrations, and production support while aligning engineering practices with product and operations goals. 🗂️ Requirements: Proven experience defining technical standards and architecture, Experience with CI/CD orchestration, Experience with observability implementation, Experience implementing on-premises, hybrid, and cloud solutions, Experience leading backend and frontend architectural decisions, Experience maintaining CI/CD pipelines, Experience coordinating enterprise integrations, Knowledge of DDD and clean architecture, Expertise in Java and Spring Boot, Expertise in Python and FastAPI, Expertise in React or Angular, Experience with L2/L3 production support, Experience with Spring Security and OAuth 📃 Skills: Java, SpringBoot, Python, FastAPI, React, Angular, CICD, Observability, ServiceNow, Jira, Boomi, DDD, OAuth, SpringSecurity 🏢 Description: To strengthen the team, we are seeking a person for the role of Senior Software Engineer, responsible for defining technical standards and architecture, guiding the development team, ensuring quality practices, security, and CI/CD, and collaborating with product and operations in delivering scalable, business-aligned solutions. Main Responsibilities Define technical standards, architecture, and development practices, ensuring quality, security, performance, and resilience in production environments. Orchestrate end-to-end delivery with CI/CD and observability while promoting responsible autonomy among teams aligned with product and operational objectives. Implement on-premises, hybrid, and cloud solutions with security best practices, observability, and integration with existing systems. Lead architectural decisions in backend and frontend (Java/Spring Boot, Python/FastAPI, React/Angular), ensuring scalability, consistent testing and code reviews. Implement and maintain end-to-end CI/CD pipelines and observability (logs, metrics, distributed tracing). Coordinate enterprise integrations (ServiceNow, Jira, CRMs) and iPaaS (e.g., Boomi), including mapping, validation, and compliance. Apply practices such as DDD, clean architecture, application security, and secrets/IAM management throughout the development lifecycle. Provide technical guidance to the team, elevate quality standards, and align practices with product and operations. Lead L2/L3 support in production: incident triage and resolution, prevention escalation (on call), SLA management, and conducting post-mortems focused on root causes and corrective actions. Operate and evolve applications in on-premises, hybrid, or cloud environments: VMs, networks, VPNs, certificates, Nginx/reverse proxy, load balancing, and enhancing the security of exposed services. Key Requirements Proven ability to define technical standards, architecture, and development practices. Experience with CI/CD orchestration and observability practices. Knowledge of implementing on-premises, hybrid, and cloud solutions with security best practices. Leadership in architectural decisions for backend and frontend technologies. Experience with maintaining CI/CD pipelines and end-to-end observability. Ability to coordinate enterprise integrations and ensure compliance. Mastery of practices such as DDD and clean architecture. Technical expertise in Java/Spring Boot, Python/FastAPI, React/Angular. Experience in providing L2/L3 technical support and leading incident resolution. Expertise in security practices, including Spring Security and OAuth. Nice to Have Experience with Docker, Kubernetes, and cloud environments (Azure/AWS/GCP). Background in data management with PostgreSQL, MongoDB, and Redis. Familiarity with AI models, particularly RAG. Knowledge in security access management and policies based on the principle of least privilege.

🏢 Summary: The offer is for an experienced Test Specialist to ensure high quality of complex IT systems delivered to a European Institution in Warsaw. The role focuses on designing and executing comprehensive testing activities, managing defects, and validating compliance with quality standards across the SDLC. It involves close collaboration with technical teams to maintain robust and reliable IT services. 🗂️ Requirements: Proven experience testing complex IT systems, Strong knowledge of software testing tools and methodologies, Expertise in test design techniques, Solid understanding of SDLC, Hands-on experience with Azure DevOps Test Plans, Ability to write and execute SQL queries, Experience performing unit, integration, functional, regression, performance, stress, and UAT testing, Ability to document test results and manage defects 📃 Skills: Testing, SDLC, Azure, DevOps, SQL, UAT, Regression, Integration, Performance, Stress, Exploratory, Unit 🏢 Description: We are looking for an experienced Test Specialist to support critical IT services delivered to a European Institution in Warsaw. The ideal candidate will bring strong hands-on testing expertise and the ability to ensure high quality standards across complex IT systems. Key Responsibilities In this role, you will: Develop detailed and well-structured test cases for software applications and systems Perform a broad range of testing activities including exploratory, unit, integration, functional, regression, performance, stress, and user acceptance testing Document and analyze test outcomes, track defects, and clearly communicate progress and risks Work closely with business analysts, architects, developers, and service desk teams to ensure quality throughout delivery Review technical and project documentation to validate compliance with quality standards Required Technical Expertise The successful candidate will demonstrate: Proven experience testing complex IT systems Strong practical knowledge of modern software testing tools and methodologies Expertise in test design techniques Solid understanding of the Software Development Lifecycle (SDLC) Hands-on experience with Azure DevOps Test Plans Ability to write and execute SQL queries Strong analytical thinking, attention to detail, and problem-solving capabilities Excellent communication and documentation skills

🏢 Summary: IT Operations Specialist role focused on supporting production systems, ensuring stable and secure software releases, and handling incident management in collaboration with development and release teams. The position involves monitoring, troubleshooting, and maintaining microservices-based environments using modern DevOps and containerization technologies. 🗂️ Requirements: Experience with Docker, Experience with Kubernetes, Experience with CI/CD tools (Jenkins), Experience with GitHub or Bitbucket, Hands-on experience with Kafka, Basic knowledge of SQL, Knowledge of LDAP, Kerberos, JWT, Knowledge of OpenSSL and keytool, Understanding of HTTPS, Experience with Splunk, Experience with Prometheus, InfluxDB, or Grafana, Understanding of microservices architecture 📃 Skills: Docker, Kubernetes, Jenkins, GitHub, Bitbucket, Kafka, SQL, LDAP, Kerberos, JWT, OpenSSL, keytool, HTTPS, Splunk, Prometheus, InfluxDB, Grafana, Microservices, PostgreSQL 🏢 Description: Job Description: We are looking for an IT Operations Specialist to support the maintenance and delivery of systems in a production environment. The role involves close collaboration with development and release teams to ensure stable and secure system operations. Responsibilities: Supporting Release Management in delivering software to the production environment Monitoring, investigating, and resolving issues in production systems Handling incidents and performing root cause analysis (RCA) Acting as L2 support for incident management Requirements (must-have): Experience with Docker and Kubernetes Familiarity with CI/CD tools such as Jenkins Experience with code repositories: GitHub or Bitbucket Hands-on experience with Kafka Basic understanding of SQL Knowledge of authentication and authorization mechanisms (LDAP, Kerberos, JWT) Understanding of cryptography tools (OpenSSL, keytool) Knowledge of secure communication protocols (HTTPS) Experience with logging tools (Splunk) Familiarity with monitoring and alerting tools (Prometheus, InfluxDB, Grafana) Understanding of microservices architecture Good interpersonal and communication skills Nice to have: Experience with PostgreSQL What we offer: Opportunity to work with modern technologies Involvement in large-scale, impactful projects Professional growth and development opportunities Collaboration within an experienced and supportive team

🏢 Summary: Hybrid Java Technical Specialist role focused on supporting and enhancing Java-based server applications for business-critical label management solutions. Responsibilities include application deployment, upgrades, troubleshooting, production support, SSL/TLS and PKI configuration, and administration of Payara, Apache Tomcat, and Loftware Spectrum environments. The position requires hands-on experience with Java application support and enterprise server environments. 🗂️ Requirements: 3+ years of experience in application support or technical specialist roles, Experience supporting Java-based applications, Hands-on experience with Apache Tomcat, Hands-on experience with Payara Server, Experience with Loftware Spectrum, Knowledge of Java, Knowledge of JavaScript, Knowledge of ECMAScript, Understanding of SQL, Experience with database configurations, Exposure to DerbyDB, Experience implementing SSL and TLS, Experience handling PKI certificates 📃 Skills: Java, JavaScript, ECMAScript, SQL, Tomcat, Payara, Loftware, Spectrum, DerbyDB, SSL, TLS, PKI 🏢 Description: Summary The role of Java Technical Specialist is integral to the support and enhancement of Java-based server applications used in business-critical label management solutions. The main goal is to ensure operational continuity, performance, and reliability of these applications. Location: Pune Mode: Hybrid Main Responsibilities: Perform application installation, configuration, and environment setup across enterprise environments. Manage deployments and runtime configurations on Payara and Apache Tomcat application servers. Execute application version upgrades and Java upgrades, ensuring compatibility and minimal disruption. Troubleshoot deployment/configuration issues and coordinate fixes with internal teams. Provide L2/L3 production support ensuring business continuity. Conduct root cause analysis (RCA) for recurring/high-impact issues. Support administration and troubleshooting of application server environments. Implement and maintain SSL/TLS configurations and support PKI certificate handling processes. Provide operational and technical support for the Loftware Spectrum application. Partner with IT Services, business users, and vendors for incident management. Create and maintain operational documentation such as runbooks and knowledge articles. Key Requirements: Minimum 3+ years of experience in application support / technical specialist roles supporting Java-based applications. Hands-on experience with Apache Tomcat and/or Payara Server. Experience with Loftware Spectrum. Knowledge of Java and scripting using JavaScript / ECMAScript. Understanding of SQL and database configurations (including DerbyDB exposure). Experience implementing/supporting SSL, TLS, and PKI certificates. Nice to Have: Certifications (e.g., Java, ITIL, security/certificates). Exposure to production support practices including incident management and RCA.