Инфраструктура и безопасность вакансии - гибрид

Location: Cyprus Workplace: hybrid About the Team We are Quadcode, a fintech company excelling in financial brokerage activities and delivering advanced financial products to our global clientele. Our flagship product, an internal trading platform, is offered as a Software-as-a-Service (SaaS) solution to other brokers. About the role We're looking for a Linux Administrator to join our Infrastructure team, responsible for building, operating and continuously improving all of our infrastructure services — from core services to observability and private clouds. Our infrastructure supports the stable operation of a large-scale trading platform and includes 2,000+ virtual machines and 300+ physical servers, running predominantly on Ubuntu. The stack ranges from core services like LDAP, PowerDNS and NTP, to an observability stack (Prometheus, Thanos, Loki, Grafana, Jaeger) and private clouds based on OpenStack and Kubernetes, as well as services such as GitLab, Artifactory and Vault. You’ll work in a team of experienced infrastructure engineers, using Scrum and Agile practices, with two-week sprints and a strong focus on automation, reliability and continuous improvement. The position is hybrid, with 3 days per week from our office in Limassol or Larnaca, with a flexible start time — anytime before 12:00 pm EET/EEST. Why this role? You’ll be part of the team responsible for the production environment behind products used by millions of users, working directly with development teams, helping them troubleshoot infrastructure-related issues and keep their services running reliably in production. It’s a good fit for an engineer who enjoys troubleshooting, automation and making infrastructure more reliable and scalable, rather than simply maintaining servers. Tasks Oversee various services and associated infrastructure components, including DNS, Gitlab, Artifactory, Vault, Loki, Prometheus etc; Perform day-to-day operational tasks such as upgrades, CVE patching, backup and restore, security scans, and monitoring; Design, configure, maintain and troubleshoot Linux systems across different environments, including bare metal, virtual machines and containers. Resolve incidents, provide support coverage, categorize issues, conduct post-mortems, and perform root cause analysis; Manage and support private clouds (Openstack and Kubernetes); Ensure environments are stable and adhere to availability SLAs; Work towards reducing operational effort; Automate repetitive operational tasks and continuously reduce manual effort; Collaborate with development teams to troubleshoot infrastructure-related issues in production; Keep infrastructure documentation and operational procedures up to date; Engage in constant upskilling to stay updated with industry best practices. Requirements 3+ years of professional experience as a Linux System Administrator, DevOps Engineer, or Site Reliability Engineer, with a focus on infrastructure. Extensive experience in designing, building, configuring, and troubleshooting Linux servers across various environments (bare metal, container, cloud); Experience with Linux server configuration, maintenance and troubleshooting in production. Understanding of process control, logging and Linux service management. Experience with infrastructure services such as Vault, Artifactory, DNS and similar platform components. Proficiency with automation tools such as Chef, Ansible, or Salt; Experience with Docker, Kubernetes and containerized environments; Experience with monitoring and log aggregation tools like Grafana, ELK, or Graylog; Experience in deploying and maintaining systems on cloud solutions such as OpenStack, VMware, Proxmox, or public cloud platforms such as AWS, GCP, Azure. Skilled in scripting languages such as Bash and Python; Familiarity with configuring various servers and databases, including Apache Tomcat, Nginx, MySQL DB, PostgreSQL, Kafka, RabbitMQ, etc; Experience with DevOps tools and CI/CD workflows. At least C1 in Russian and B1 in English. Nice to have Hands-on experience with Kubernetes, including troubleshooting workloads and cluster-related issues. Hands-on experience with OpenStack, including deployment, configuration, maintenance or troubleshooting of private cloud environments. Hands-on experience with Chef. Experience with GitLab CI/CD, Jenkins or GitHub Actions. Experience working with fintech/trading, or other high-load and mission-critical systems. We offer Hybrid work model in our brand-new offices (Limassol or Larnaca). Health insurance and mental health services. 13th salary and 21 vacation days per year. Sick leave without medical certificate: 3 days per quarter. Catered breakfast and lunch at the office. Tuition reimbursement (kindergartens/schools). Onsite Gym. Corporate events and workshops. Bonuses for special events (e.g., child's birth). Birthday and anniversary gifts. Company-provided laptop. Corporate AI subscriptions (Claude, Gemini, GPT, etc.). Access to a rewards marketplace offering a variety of products and language courses, redeemable using the company’s internal currency. With a team of 500+ creative and tech-driven people across the globe, Quadcode is the place where ideas turn into impact, where every project is a chance to grow, innovate, and make your mark. Join us today, and let's shape the future of fintech together! Note: All applications will be treated with strict confidence. We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted. #LI-JM1

Location: Nicosia; Limassol Workplace: hybrid The Role: You will contribute to the implementation and maintenance of the organisation's information security program, to ensure that people and information assets are adequately protected. You will also be responsible for assessing and assuring the information security of third-party suppliers and ensuring compliance with the company’s security standards. The main responsibilities of the position include: Identifying and addressing security violations and inefficiencies with systems and applications Conduct due diligence of third-party service providers’ security controls, posture and products, and ensure compliance with Company policies and security posture Perform security assessments on third-party software and service provides such as cloud services, technology vendors, or any other services outsources to a 3rd party to identify potential risk Monitoring and seeking assurance on the level of compliance of third-party service providers to ensure the secure supply chains of information systems, identify any information security risks, and improve their information security standards and controls Work with Legal to ensure third party contracts and service agreements contain adequate information security contractual provisions to protect information and information processing services Make recommendations for improving controls and practices to reduce risks related to information security Initiating and promoting activities to foster information security awareness within the company Main requirements: BSc/MSc in Information Security or any other related field Minimum 1-2 years' experience in information security or a similar role Experience in Information Security Governance and demonstrated ability to develop policies and procedures Skilled across various areas of Information Security such as operations, physical, network, system and application security Possess knowledge and understanding of common security frameworks and standards, such as: ISO27001, NIST CSF, NIST 800-53 etc CompTIA Security+, ISC2 CC, EC-Council CEH – or a relevant certification in matters of cybersecurity and/or ICT will be considered an advantage Familiar with the European General Data Protection Regulation (GDPR) and Digital Operational Resilience Act (DORA) Regulation Strong interpersonal, organizational and team working skills Excellent written and oral communication skills, in both English and Greek language Ability to work as part of a team Benefit from: Attractive remuneration package plus performance related reward Private health insurance Corporate pension fund Intellectually stimulating work environment Continuous personal development and international training opportunities The Hiring Experience: What Awaits You Let’s Connect – Intro Chat with Talent Acquisition Deep Dive – First Interview with Your Future Team Final Connection – Final Interview All applications will be treated with strict confidentiality!   By submitting this application, I confirm that I have read and agree to the terms of the Privacy Policy and the Confidentiality Undertaking.

Location: Limassol; Nicosia; Athens; Thessaloniki; Fully Remote - in other eligible locations Workplace: hybrid The Role:  As our Senior Platform Engineer, you will join a team who strive to push cloud services to the maximum limit every day using cutting-edge technologies. If you are a highly self-motivated professional who embraces DevOps culture, has experience with AWS services and technologies and is passionate about learning, automating, innovating and working in a highly collaborative environment, we'd like to hear from you! The main responsibilities of the position include: Initiate and actively drive the adoption of good patterns, structures and use of technologies for development and operations Investigate and identify practices and work that can benefit from automation Monitor and suggest improvements to the existing CI/CD process to increase speed, safety and reliability Implement and coordinate implementation with the parties involved Develop and maintain existing /GitLab CI pipeline libraries Assist developers with setting up CI/CD for their projects and provide support for any issues that may arise Stay up to date with the latest tools and trends in the industry Provide senior-level, best practice recommendations and implementations to our Windows, Linux and Kubernetes hosting environments Function as a mentor to junior team members, providing technical guidance and recommending continued learning opportunities to help them develop Educate fellow team members as well as Application Development Teams about the platforms used-for and hosted-by our team. Key tools and concepts in this space are: Gitlab, Docker, AWS, Terraform, Istio Service Mesh,  Kubernetes , Kafka, ELK Work with our Security team to remediate high-risk vulnerabilities and ensure the security of our environments are being scrutinised as appropriate for their use case Offer services related to the above tasks and projects to any of the Companies of the Group as instructed by the Line Manager Main requirements: University degree in Computer Science, Engineering, or a similar discipline 7+ years’ experience within the following areas: Cloud ( AWS), Release Pipeline Management, Windows Server Administration, Linux Administration, Certificate Management, PowerShell scripting, Bash/python scripting, Configuration Management and IAC (Ansible/Terraform), DNS, Networking Enterprise-level Kubernetes experience Solid Linux administration skills Commitment to continuous improvement, with a focus on observability, modern application architecture styles, blue-green / canary deployments, CI/CD pipeline management Ability to self-motivate, study, and stay on-top of emerging technologies and trends, while meeting business deadlines Experience with tools including: Istio, Prometheus, Grafana, ELK, MSK, New Relic The following will be considered an advantage: Familiarity with database concepts Working experience with at least one cloud provider (preferably AWS) Experience with Apache Kafka configuration and troubleshooting Experience with ELK configuration and troubleshooting Scripting skills (Bash, PowerShell, Python, Go, etc.) The Hiring Experience: What Awaits You Show Your Skills – Online Technical Challenge Let’s Connect – Intro Chat with Talent Acquisition Deep Dive – First Interview with Your Future Team Final Connection – Final Interview All applications will be treated with strict confidentiality!   By submitting this application, I confirm that I have read and agree to the terms of the Privacy Policy and the Confidentiality Undertaking.

Location: Athens; Limassol; Nicosia; Thessaloniki; Fully Remote - in other eligible locations Workplace: hybrid The Role:  You will join a team working with Observability, Escalations, Post-mortems, Correction of Errors, and other practices that will contribute to the company's goal of cloud resiliency. You will be responsible for driving processes around reliability, best practices, cultural change, and enforcement of these practices. The main responsibilities of the position include: Honor and practice the Resiliency pillar of the Well Architected Framework in all tasks and responsibilities Conduct Chaos Engineering experiments and relevant exercises to improve resiliency and fault-tolerance Research workloads for migrating to the cloud with minimal disruption and impact Monitor cloud migration projects to ensure seamless transitions Design, consult, re-platform, and re-factor the observability of current cloud infrastructure Coordinate with other IT departments and teams regarding observability for both individual and organizational needs Regularly assess cloud deployments for compliance with the company’s standards and best practices Investigate and correct areas where observability is lagging Stay up to date and provide training on new and current technologies, services, tools, methodologies, and practices Occasionally participate in service capacity planning, software performance analysis, and system tuning Mentor colleagues in technical skills and knowledge Analyze, oversee, and remediate the company’s resiliency Participate in on-call support 24/7 based on a rotation schedule Main requirements: BSc/MSc degree in Computer Science or related field 5+ years of cloud services experience, with at least 3 years on AWS cloud 3+ years of experience in SRE or a similar role Experience with monitoring, APM, logging, and notification tools Familiarity with incident, problem and change management procedures and practices Advanced knowledge of SRE practices and methods Understanding and practice of Service Levels Strong troubleshooting skills and the ability to mentor others Extensive experience with Kubernetes and related technologies, services, and ecosystem Advanced knowledge of CI/CD, Infrastructure as Code (IaC) concepts and tools, especially HCL Terraform and AWS CloudFormation Experience with versioning tools like Git Strong organizational and documentation skills Exceptional time management and research abilities Advanced Linux, networking, and scripting skills The following will be considered an advantage: Experience with platforms like Kafka (MSK) Experience with RDBMSs, particularly Postgres and MySQL Knowledge of scripting languages such as Python or Go Benefit from: Attractive remuneration package and perks Intellectually stimulating work environment Continuous personal development and international training opportunities The Hiring Experience: What Awaits You Show Your Skills – Online Technical Challenge Let’s Connect – Intro Chat with Talent Acquisition Deep Dive – First Interview with Your Future Team Final Connection – Final Interview All applications will be treated with strict confidentiality!   By submitting this application, I confirm that I have read and agree to the terms of the Privacy Policy and the Confidentiality Undertaking.