Senior Systems/Networks Engineer (Tier 3) at devexperts | Sofia

Join Tietoevry as a Senior Messaging Engineer and play a pivotal role in delivering innovative messaging solutions that enhance communication systems. You will collaborate with cross-functional teams to design, implement, and maintain robust messaging frameworks that ensure seamless data flow and connectivity. Your expertise will be crucial in optimizing performance and reliability while adhering to best practices in software development.

MentorMate, a subsidiary of Tieto Tech Consulting, is seeking a talented and driven Senior Telco Engineer (Messaging) to enhance our Telecom Team's capabilities for our esteemed client BICS.Become part of BICS, a global telecommunications enabler with an extensive physical network across the globe. Elevate your skills while collaborating with top-tier mobile carriers worldwide and gain hands-on experience with a vast network that includes terrestrial, underwater, and satellite points of presence. Join our long-standing partnership with BICS, established in 2010, and secure your future with us!Deepen your telecom knowledge across a diverse portfolio of BICS products, including Voice, Cloud, Signaling, LTE, IoT, and more.Experience exceptional growth opportunities through BICS's extensive network and its global clientele.Become an integral part of our international 24/7 telecom team, spanning from Brazil to Singapore.Join us in our journey of growth and innovation!

Join Tieto Tech Consulting as a Senior Network Engineer specializing in Messaging. In this pivotal role, you will design, implement, and support advanced network systems to ensure seamless communication across various platforms. You will collaborate with cross-functional teams to enhance our messaging infrastructure, troubleshoot complex network issues, and develop innovative solutions that drive operational excellence.

Role Overview Tieto Tech Consulting is looking for a Senior Software Engineer in Test to join the team in Sofia. This role focuses on improving software development processes by building and maintaining testing frameworks. Collaboration with cross-functional teams is central to the work, with a shared goal of delivering high-quality software solutions. What You Will Do Design, implement, and maintain testing frameworks Work closely with teams across disciplines to support software quality Contribute ideas and solutions to improve how testing is done What Helps You Succeed Experience creating and maintaining test frameworks Strong problem-solving skills and a proactive mindset Interest in technology and quality assurance Location This position is based in Sofia.

Join Tieto Tech Consulting as a Senior Software Engineer in Test and be a pivotal part of our dynamic team in Sofia. In this role, you will leverage your extensive testing skills to ensure the quality and reliability of our software products. Your expertise will help us to innovate and improve our solutions, creating impactful results for our clients.

Join our innovative team as a Senior Automation Quality Engineer at Tieto Tech Consulting. In this pivotal role, you will be responsible for designing and implementing automated testing frameworks, ensuring the highest quality of our software products.You will collaborate closely with cross-functional teams to enhance our testing processes and drive continuous improvement initiatives.

Role Overview Tieto Tech Consulting is seeking a Power BI Engineer in Sofia. This position focuses on building and maintaining business intelligence solutions that turn data into clear, actionable insights. What You Will Do Work closely with teams across the company to design and develop BI solutions with Power BI Maintain and improve existing dashboards and reports Support data-driven decision-making by delivering reliable analytics Location This role is based in Sofia.

Join Our Mission to Empower Wealth BuildingAt Trading 212, we are transforming the landscape of trading and investing. Our innovative products are designed to empower individuals to build their wealth effectively.We believe that a culture rooted in excellence and rapid innovation is essential to our success.With over 4.5 million clients and more than €30 billion in assets under management, we have quickly established a reputation for scale and trust in the financial industry.Your ResponsibilitiesArchitect and implement dynamically scalable, self-healing infrastructure and applications across public and private cloud platforms.Continuously enhance and automate infrastructure designs to boost resilience and scalability.Utilize IaaS automation tools such as Terraform, AWS CloudFormation, and Ansible.Facilitate the migration of environments from on-premise infrastructure to AWS/GCP.Analyze application and infrastructure KPIs, proactively identifying and addressing bottlenecks and potential issues.Design infrastructures that ensure zero downtime.Drive continuous performance improvements and troubleshoot critical components.Engage in knowledge sharing with colleagues to foster growth as the company evolves, valuing honest feedback as a crucial tool for success.Required QualificationsProven expertise in public cloud platforms, specifically AWS and GCP.In-depth understanding of DevOps principles and their practical application in various workflows; experience with CI/CD tools such as GitHub, GitLab, or Jenkins.Hands-on experience with containerization technologies and orchestration systems, including Docker, Kubernetes, EKS/ECS, and Nomad.Solid understanding of Infrastructure as Code practices using tools like Terraform and AWS CloudFormation.Experience in implementing and maintaining configuration management tools such as Puppet and Ansible.Expertise in relational databases including AWS RDS, MySQL/MariaDB/PostgreSQL, and TimescaleDB.Familiarity with messaging services like Amazon MSK, Amazon MQ, Kafka, and RabbitMQ.Strong proficiency in Python and Bash scripting.Preferred QualificationsExperience with on-premise private cloud infrastructure.

Join Our Mission to Empower Wealth BuildingAt trading212, we are revolutionizing the trading and investing landscape by crafting innovative products that resonate with our users.We champion a culture of excellence and agility, driving our success in a rapidly evolving market.Currently, we proudly serve over 4.5 million clients, managing more than €30 billion in assets—a true testament to the trust we have established in just a few years.Your RoleDesign and implement solutions with a comprehensive understanding of business challenges, our service architecture, and the relevant technologies and infrastructure.Be involved in every phase of the software development lifecycle (SDLC)—from gathering requirements and designing implementation to coding, testing, deploying, and monitoring. You will take full ownership of your code and ensure its continuous improvement.Develop robust solutions focused on performance, scalability, and resilience—your code will operate in a high-stakes environment where downtime, latency, and data loss are unacceptable.Collaborate within small, autonomous teams that operate on short release cycles. We value agile methodologies and a balanced approach to processes that avoid chaos without compromising speed.Engage in knowledge sharing and continuous learning with colleagues. As our company evolves, so must we, and constructive feedback is one of our strongest tools for growth. QualificationsProven experience in developing services within a microservice architecture, having contributed to a highly scalable and performant system comprising over 200 microservices.Strong understanding of common communication protocols. You should be adept at utilizing HTTP/WebSockets and AMQP, with the ability to choose the appropriate protocol based on the context.Familiarity with at least one widely-used web framework, regardless of programming language. Our language-agnostic system empowers engineers to select the most suitable language for specific tasks. We strive for a harmonious balance between cutting-edge technologies and proven solutions.A comprehensive understanding of system performance, scalability, and security best practices.

Join our dynamic team as a Senior DevOps Engineer at Mirantis, where you will spearhead the design, implementation, and enhancement of customer infrastructure and CI/CD pipelines. Your expertise will be pivotal in collaborating with cross-functional teams to ensure optimal system performance, scalability, and security. In this influential role, you will also provide mentorship to junior engineers, champion automation initiatives, and play a key part in strategic decisions concerning infrastructure and deployment practices. This position is perfect for a seasoned professional with a strong foundation in cloud technologies, containerization, scripting, and DevOps best practices.Main Responsibilities:Architect and implement customer infrastructure across various cloud providers and bare metal environmentsDevelop and oversee Kubernetes clusters for microservices-based applicationsEnhance and streamline CI/CD pipelines for efficient software deliveryDesign, monitor, and manage development, staging, and production environmentsFacilitate knowledge sharing with customers during deployment projectsCollaborate with internationally distributed teams to tackle technical challenges and drive process improvementsMentor and cultivate the growth of fellow DevOps EngineersContribute to the Mirantis deployment knowledge baseContinuously enhance tools and technologies used in our processes

Join the Global Bank tribe at SumUp, where we are developing the essential infrastructure and core services that empower our merchants with digital bank accounts. Our vision is to be the foremost banking partner for small merchants worldwide, delivering a seamless, straightforward, and affordable banking experience tailored to their unique needs.As a member of the Global Bank tribe, you will play a pivotal role in building SumUp's digital banking ecosystem. Collaborate within a diverse, autonomous, and cross-functional team that brings product ideas from concept to reality. Embrace the opportunity to work with talented colleagues from 32 different nationalities spread across cities like Cologne, Berlin, São Paulo, Sofia, London, and Vilnius, all driven by a shared commitment to ownership, purpose, and supporting small businesses in thriving.As a Senior Backend Engineer, you will take charge of enhancing and maintaining a high-throughput banking ecosystem for our merchants within the Global Bank Tribe. Your contributions will be instrumental in architecting and evolving our global banking platform, ensuring high availability, scalability, and observability across various regions. If you're eager to gain hands-on experience in building products for business accounts, card payments, and transfers across Europe and Latin America for SumUp's Global Bank, we invite you to embark on this exciting journey with us!

About Man GroupMan Group is a leading global alternative investment management firm dedicated to delivering exceptional performance for discerning clients through our Systematic, Discretionary, and Solutions offerings. With a foundation built on talent and cutting-edge technology, our single and multi-manager investment strategies are backed by extensive research and cover public and private markets across all major asset classes, with a significant emphasis on alternative investments. We adopt a partnership approach when working with clients, fostering deep relationships and crafting customized solutions to achieve their investment objectives, benefiting millions of retirees and savers.Headquartered in London, we oversee $227.6 billion* in assets and operate numerous offices worldwide. Man Group plc is publicly traded on the London Stock Exchange under the ticker EMG.LN and is part of the FTSE 250 Index. For more details, visit www.man.com* As at 31 December 2025The RoleWe are on the lookout for Senior Python Engineers to become integral members of our technology teams, tackling a variety of challenges that encompass systematic trading, quantitative research, a petabyte-scale data platform, and AI-driven solutions.This position offers an exciting opportunity to collaborate with and learn from a team of highly skilled engineers, while also developing your technical and financial services expertise. You will engage with state-of-the-art technologies and systems that are crucial to the operations of Man Group.

Join Tieto Tech Consulting as a Middle/Senior DevOps Engineer and play a pivotal role in enhancing our on-premise OpenShift solutions. You will collaborate with cross-functional teams to streamline our deployment processes and improve system reliability.As part of our dynamic team, you will be responsible for automating deployment pipelines, monitoring infrastructure performance, and ensuring the highest standards of security and compliance. Your expertise in DevOps practices will be crucial as we continue to innovate and deliver top-tier services to our clients.

About the Role Playtech is looking for a Senior DevOps Engineer to join the team in Sofia. This position focuses on building and maintaining scalable infrastructure, supporting high availability, and streamlining continuous integration and deployment pipelines. What You Will Do Design and implement infrastructure that can grow with business needs Maintain systems for high availability and reliability Optimize CI/CD processes to improve software delivery Work closely with teams across development, QA, and operations to improve the software development lifecycle Contribute to the efficiency and stability of Playtech’s operations Location This role is based in Sofia.

At Yotpo, we are pioneering a new era of trust and loyalty within the eCommerce landscape. Our AI-driven Reviews and Loyalty solutions empower brands to convert casual browsers into loyal customers and advocates. With deep integrations across the eCommerce ecosystem and the trust of over 30,000 global brands, Yotpo provides seamless omnichannel experiences that enhance conversion rates, fortify customer relationships, and foster sustainable, profitable growth.As we develop Yotpo's next-generation platform, we are also investigating how AI can facilitate smarter, more personalized eCommerce interactions. If you're passionate about harnessing AI technologies alongside contemporary engineering methodologies, this position presents a fantastic opportunity for you to make a significant impact.In this role, you will be instrumental in developing and refining our platform, which is designed to be reliable, scalable, and support various product lines. You will tackle complex challenges, including creating essential applications capable of efficiently managing large datasets and high data volumes.

Sutherland is looking for a Senior Network Engineer with deep experience in Cisco technologies to join the team in Sofia, Bulgaria. This position focuses on shaping and maintaining advanced network systems that support business operations. Role overview The Senior Network Engineer will design, implement, and support complex network solutions. The role involves working on projects that require high availability and strong security standards. Collaboration with other technical teams is a key part of the work. What you will do Design and deploy advanced network architectures using Cisco platforms Maintain and optimize existing network infrastructure Troubleshoot and resolve network issues to ensure reliability Contribute to strategies that improve network performance and security Requirements Extensive experience with Cisco networking technologies Strong background in network design, implementation, and support Ability to solve complex technical problems and drive improvements

Join Tieto Tech Consulting as a Middle DevOps Engineer specializing in OpenShift and on-premises solutions. In this role, you will work on enhancing and maintaining our cloud infrastructure, ensuring seamless integration and deployment of applications. You will collaborate with cross-functional teams to optimize performance, automate processes, and deliver innovative solutions that meet our clients' needs.

Join Tietoevry as a Quality Assurance Lead/Manager and take the helm of our quality assurance initiatives. In this pivotal role, you will be responsible for overseeing our QA processes, ensuring product excellence, and leading a dynamic team of QA professionals. Your expertise will guide the implementation of testing strategies, drive quality improvements, and enhance customer satisfaction.If you're passionate about quality and innovation, and ready to make a significant impact in a progressive tech consulting environment, we want to hear from you!

Join KIPMI Software, a pioneering company born from TINQIN, which has been at the forefront of innovative software solutions for the insurance sector for over a decade. As part of the Be Ys Group, we are venturing into the realms of digital trust and identity technologies. We invite you to be a part of our dynamic team focused on developing next-generation digital trust products.Let's build the future of technology together!Key Responsibilities:Design, build, and deploy web services and applications utilizing Docker and Kubernetes in both Azure and on-premises environments.Develop and manage CI/CD pipelines using GitLab and Azure DevOps.Implement Infrastructure as Code practices with Terraform and Ansible.Ensure high availability and performance for SQL/NoSQL databases, APIs, and front-end services.Set up monitoring and alerting systems using Prometheus, Grafana, Loki, and ELK stack.Automate operational workflows and runbooks with tools such as Rundeck, Ansible, or custom scripts.Collaborate closely with product and development teams, leading troubleshooting efforts and providing technical support.Qualifications:Bachelor's degree in Computer Science, Engineering, or a related field.Robust experience in technical roles involving engineering, development, or operations.Proficient in Kubernetes and Docker with strong hands-on experience.Experienced in Linux system administration.Familiarity with at least one scripting language (e.g., Bash, Python).Experience with CI/CD tools such as GitLab CI or Azure Pipelines.Practical knowledge of Infrastructure as Code using Terraform and Ansible.Preferred Skills:Knowledge of the Java ecosystem (Java, Spring Boot, JDBC, Maven).Experience with Azure Cloud or OpenStack environments.Familiarity with GitOps workflows and identity management.Understanding of Agile methodologies and collaboration with developers and product teams.What We Offer:Competitive salary package.A stimulating and engaging work environment.Opportunity to work with cutting-edge technologies on real projects.Collaboration with a team of skilled and friendly professionals.Continuous learning and professional development opportunities.Corporate training and tech conference participation.Annual performance reviews and evaluations.Fun team-building events.