20 engineering lead jobs in Sofia

emerchantpay is a leading global payment service provider and acquirer for online, mobile, in-store and over the phone payments. Our global payments solution is available through a simple integration, offering a diverse range of features, including global acquiring, global and local payment methods, advanced fraud management and performance optimisation. We empower businesses to design seamless and engaging payment experiences for their consumers. We are looking for an outstanding Data Analytics Team Lead who is passionate about data-driven decision making, is detail-oriented, self-starter, smart, efficient, and driven to help our business succeed. Knowledge, experience, and desire to lead and work with analytical tools and AWS cloud technologies is a necessity. Responsibilities: • Lead and mentor the Data Analytics team by overseeing day-to-day activities, setting goals, and performing reviews; • Interface with the Senior Management Team and other senior leadership to...

SumUp helps businesses get paid effortlessly, process orders fast, sell online instantly, and manage money smarter. We build the tools that let merchants thrive and deliver outstanding customer experiences. But we don’t just simplify transactions — we’re reshaping the future of fintech. Sofia has been the heart of SumUp’s payments platform since day one. For over a decade, our Payments Tribe — made up of cross-functional, autonomous squads — has powered secure, scalable payment processing for card-present and card-not-present (CNP) transactions in 36+ markets, helping millions of merchants grow, get paid, and thrive. We’re looking for an Engineering Manager to lead and grow a team of talented engineers within our Payments domain, which is SumUp’s foundational product, underpinning everything else we do. You’ll collaborate closely with Product and Business partners to scale the backend systems behind SumUp’s global payments engine - securely processing millions of transactions...

Driving the next generation of wealth. Digital assets are redefining how wealth is created, used, and transferred. Since 2018 at Nexo, we have been building the future model of financial wealth - dynamic, accessible, and designed for a new generation of forward-thinking investors. But technology alone doesn’t drive progress. People do. We are a team of builders, strategists, analysts, creatives, and operators united by a shared mindset: advancement. We move fast, think long term, and take ownership. We challenge ideas, not people. We value clarity over noise and impact over optics. What makes Nexo different? We shape industry trends. We rethink how wealth works and build solutions that reflect that belief. That requires a certain kind of person. You will thrive here when you think independently and act decisively, take ownership without waiting for permission, and care deeply about quality, long-term value, and disciplined execution. The people who succeed at Nexo bring...

emerchantpay is a leading global payment service provider and acquirer for online, mobile, in-store and over the phone payments. Our global payments solution is available through a simple integration, offering a diverse range of features, including global acquiring, global and local payment methods, advanced fraud management and performance optimisation. We empower businesses to design seamless and engaging payment experiences for their consumers. We are looking for a Senior AI Engineer to join our AI Engineering team and help design, build, and roll out production-grade AI solutions, with a strong focus on AI engineering, AI agents, agentic workflows, machine learning, GenAI, and LLM-based applications . This is a senior individual contributor role within the AI Engineering team. The Senior AI Engineer will work closely with the AI Tech Lead , engineering teams, product stakeholders, data teams, cloud/platform teams, and security teams to deliver reliable AI capabilities...

OUR MISSION IS TO ENABLE EVERYONE TO BUILD WEALTH We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Today, we serve over 6 million clients, with more than €38 billion in assets under management, a testament to the scale and trust we’ve built in just a few years. Our frontend spans iOS, Android, and Web — all powered by a shared React Native monorepo. We offer remote or hybrid working, depending on role, with flexibility balanced against team performance and collaboration needs. What You'll Do Lead the technical direction of a key frontend domain — spanning mobile and web — across the full product lifecycle, from shaping requirements through to delivery, monitoring and ownership. Drive the architecture of our frontend monorepo, making decisions that improve efficiency, performance and code reuse across iOS, Android, Web and Desktop. Lead a compact,...

We are a leading trading platform that is ambitiously expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talented team. We are seeking a strategic and technically hands-on Team Lead to head a high-impact team responsible for managing the full lifecycle of financial and regulatory data reporting across our regulated entities. This role involves a strong mix of technical expertise, financial acumen, and leadership skills to ensure the delivery of accurate, reliable, and regulatory-compliant reporting processes. Responsibilities: Lead the Financial Analytics team in delivering automated and scalable reporting solutions in areas of: Trading and Dealing, Compliance and AML, Finance Regularly review existing processes to identify optimisation opportunities and reduce...

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Today, we serve over 6 million clients, with more than €38 billion in assets under management, a testament to the scale and trust we’ve built in just a few years. Our platform is powered by a modern, high-performance engineering stack designed for scale and reliability: Java 21 (Spring), Go, Node.js (TypeScript), PostgreSQL, MariaDB, Redis, Kafka, ClickHouse, Elasticsearch, Docker, Grafana, AWS, k8s, Kibana . We offer remote or hybrid working, depending on role, with flexibility balanced against team performance and collaboration needs. We also provide an attractive benefits package, which may vary depending on your location. Full details will be shared during the initial screening, and we encourage you to come prepared with any questions. What You’ll Do...

Join the best bank to work for in Bulgaria* Who we are: Do you want to join a well-established bank with a start-up culture? No, we’re not joking! We, at tbi , have been one the most profitable banks for years and we are growing at a fast pace. We’re a bank with a long history of success that operates as a start-up and we’re always on the lookout for new opportunities to grow our business. How do we do that? It's all about our people. Our team is made up of brave , passionate and caring people who don’t just want to follow the same path – we want to transform into mobile-first, state-of-the-art lifestyle ecosystem. Our colleagues love working here – 70% of them would recommend tbi as an employer to their friends and family. Our people are engaged in challenging and meaningful work, inspired to grow their potential and career, encouraged to learn and empowered to take decisions. That’s not corporate babble, it’s what...

About Tide At Tide, we help SMEs save time and money in the running of their businesses by not only offering business accounts and related banking services, but also a comprehensive set of highly usable and connected administrative solutions, from invoicing to accounting. Tide is transforming the small business banking market and now supports over 2 million members globally across the UK, India, Germany and France. Using advanced technology, all solutions are designed with SMEs in mind. With quick onboarding, low fees and innovative features, we thrive on making data driven decisions to serve our mission: to help SMEs save time and money so they can get back to doing what they love. Tide Facts Tide is available for UK, Indian, German and French SMEs Over 2 million members: 900,000 UK and 1,100,000 in India and growing rapidly Over $300 million raised in funding Over 2,800 Tideans globally Recognised with Great Place to Work certification three years in a...

emerchantpay is a leading global payment service provider and acquirer for online, mobile, in-store and over the phone payments. Our global payments solution is available through a simple integration, offering a diverse range of features, including global acquiring, global and local payment methods, advanced fraud management and performance optimisation. We empower businesses to design seamless and engaging payment experiences for their consumers. We are looking for a Senior AI Engineer to join our AI Engineering team and help design, build, and roll out production-grade AI solutions, with a strong focus on AI engineering, AI agents, agentic workflows, machine learning, GenAI, and LLM-based applications . This is a senior individual contributor role within the AI Engineering team. The Senior AI Engineer will work closely with the AI Tech Lead , engineering teams, product stakeholders, data teams, cloud/platform teams, and security teams to deliver reliable AI capabilities...

What’s in it for you? You’ll join a highly collaborative environment where innovation, ownership, and continuous learning are at the core of how we work. At MetLife, you’ll be empowered to deepen your expertise while contributing to the evolution of modern production management practices, including DevOps, automation, and AI-driven solutions. This role offers the opportunity to make a tangible impact—enhancing the resilience, performance, and security of critical platforms that support our business. Position objective: The Production Management Engineer (PME) ensures the reliability, performance, and stability of critical production platforms by combining production support with modern DevOps, observability, and automation practices. The role focuses on transitioning from reactive incident handling to proactive reliability improvement , leveraging monitoring, automation, and AI-enabled tools. In addition, the PME supports day-to-day operations and requires a solid...

Driving the next generation of wealth. Digital assets are redefining how wealth is created, used, and transferred. Since 2018 at Nexo, we have been building the future model of financial wealth - dynamic, accessible, and designed for a new generation of forward-thinking investors. But technology alone doesn’t drive progress. People do. We are a team of builders, strategists, analysts, creatives, and operators united by a shared mindset: advancement. We move fast, think long term, and take ownership. We challenge ideas, not people. We value clarity over noise and impact over optics. What makes Nexo different? We shape industry trends. We rethink how wealth works and build solutions that reflect that belief. That requires a certain kind of person. You will thrive here when you think independently and act decisively, take ownership without waiting for permission, and care deeply about quality, long-term value, and disciplined execution. The people who succeed at Nexo bring...

About Playtech Founded in 1999, the company has a premium listing on the Main Market of the London Stock Exchange and is focused on regulated and regulating markets across its B2B business. By leveraging its proprietary technology, Playtech delivers innovative products and services to ensure a safe, engaging and entertaining gaming experience. As the gaming industry's leading technology company, it combines business intelligence-driven software, services, content, and platform technology to drive excellence and innovation across the sector. Read more about who we are and what we do here: www.playtechpeople.com and www.playtech.com Here at Playtech, we genuinely believe that people are our biggest asset. Diverse thoughts, experiences, and individual characteristics enrich our work environment and lead to better business decisions. Embracing differences and maintaining transparency in our processes is the core of Playtech's overall commitment to responsible business practices....

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Today, we serve over 5 million clients, with more than €30 billion in assets under management - a testament to the scale and trust we’ve built in just a few years. What You’ll Do Design and deploy dynamically scalable, self-healing infrastructure and applications in public and private cloud environments. Striving to constantly improve and automate the infrastructure design in order to achieve better resilience and scalability. Use IaaS automation tools like Terraform, AWS CloudFormation and Ansible. Migrate environments from on-premise infrastructure to AWS/GCP environments. Evaluate application and infrastructure KPIs and proactively mitigate bottlenecks and possible issues. Design zero-downtime infrastructures. Continuous performance improvement and...

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Over the past few years, our client base has grown 20 times to over 6 million, and client assets have grown over 50 times to over €40 billion. What You'll Do Design and deploy dynamically scalable, self-healing infrastructure and applications in public and private cloud environments. Use IaaS automation tools like Terraform, AWS CloudFormation and Ansible. Migrate environments from on-premise infrastructure to AWS/GCP environments. Handling operational and security alerts and incidents. Improving infrastructure, application and security monitoring systems. Continuous performance improvement and troubleshooting of critical components. Learn from your colleagues and share your knowledge with them. We have to grow as the company grows, and mutual, honest...

We are a leading trading platform that is expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talent team. We are currently growing our Backend Team and looking for great Engineers with an interest in trading to join us! Our Engineering team plays a pivotal role in ensuring the robustness, speed, and security of our product. Dedicated to enhancing performance, providing a best-in-class user experience, ensuring compliance, and safeguarding data, the team's efforts directly impact our ability to offer clients a seamless and secure trading journey. We believe great engineering talent not only delivers excellent code, but also lives our values. We are looking for someone who is eager to go fast , willing to innovate and grow , who knows how to listen, respect and...

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Today, we serve over 5 million clients, with more than €30 billion in assets under management - a testament to the scale and trust we’ve built in just a few years. What You’ll Do Design and deploy dynamically scalable, self-healing infrastructure and applications in public and private cloud environments. Striving to constantly improve and automate the infrastructure design in order to achieve better resilience and scalability. Use IaaS automation tools like Terraform, AWS CloudFormation and Ansible. Migrate environments from on-premise infrastructure to AWS/GCP environments. Evaluate application and infrastructure KPIs and proactively mitigate bottlenecks and possible issues. Design zero-downtime infrastructures. Continuous performance improvement and...

We are a leading trading platform that is ambitiously expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talented team. Our Engineering team plays a pivotal role in ensuring the robustness, speed, and security of our Product. Dedicated to enhancing performance, providing a best-in-class user experience, ensuring compliance, and safeguarding data, the team’s efforts directly impact our ability to offer clients a seamless and secure trading journey. We are seeking a skilled Frontend Software Engineer whose ambitions match ours: to skyrocket technical skills to architect-level mastery. At capital.com, you’ll have the unique opportunity to grow your technological understanding and expertise, focusing on areas that make us industry leaders: performance, launch...

Our mission is to enable everyone to build wealth We reinvent how trading and investing work by creating exceptional products people love. Fostering a culture of excellence and high velocity is the key to our success. Over the past few years, our client base has grown 20 times to over 6 million, and client assets have grown over 50 times to over €40 billion. What You'll Do Design and deploy dynamically scalable, self-healing infrastructure and applications in public and private cloud environments. Use IaaS automation tools like Terraform, AWS CloudFormation and Ansible. Migrate environments from on-premise infrastructure to AWS/GCP environments. Handling operational and security alerts and incidents. Improving infrastructure, application and security monitoring systems. Continuous performance improvement and troubleshooting of critical components. Learn from your colleagues and share your knowledge with them. We have to grow as the company grows, and mutual, honest...

At Crypto.com, our dedication to user security is led by our highly experienced Security Team. Comprising an international roster of seasoned cybersecurity experts, our team leads the company's Security, Privacy, and Security Compliance endeavors. The team includes holders of international patents for technologies integrated in our security architecture. Under the stewardship of a distinguished CISO recognized by the Forbes Technology Council and among the Global Top 100 CISOs, our team has consistently championed industry standards, acquiring certifications like ISO27001, ISO27701, ISO22301, PCI:DSS 3.2.1 (Level 1), NIST Tier 4, and SOC 2 Type II, in addition to the MPI License from Singapore MAS. Our Chief Information Security Officer reports directly to the CEO, underscoring the prioritization of security in our organization's hierarchy. Our Security Team not only places great emphasis on credentials and expertise but also deeply values hands-on experience, rapid...