Principal Backend Voice Software Developer

Sutherland seeks a Principal Backend Voice Software Developer based in Sofia. This position leads backend development for voice technology projects, focusing on building scalable systems that enhance user experience and address client needs. Role overview The Principal Backend Voice Software Developer guides a talented team, setting technical direction and e…

At Brandwatch, we are committed to empowering every individual to make a significant impact. Your voice is valued here, and your unique insights contribute to our collective success. As part of our global team, you'll flourish in an environment that fosters curiosity, collaboration, and innovation, while making meaningful contributions to the brands we support.Join us in redefining the future of communication and building authentic connections that matter. Whether you are tackling complex challenges or spearheading bold innovations, your growth is synonymous with our success. Together, we will create the conversations of tomorrow.Empower your impact at Brandwatch. Be seen, be understood, be you.Brandwatch is actively seeking a dedicated member for the Measure team. You will join a cross-functional and autonomous product team responsible for delivering solutions for performance monitoring and analytics across major social media platforms including Facebook, Instagram, Twitter, LinkedIn, TikTok, and YouTube.As a Backend Engineer at Brandwatch, you will work with the latest Long-Term Support (LTS) versions of Java and Spring, interfacing with some of the most influential social networks globally. You will consume and store data from their APIs at scale, creating REST APIs that expose vital social media KPIs to our clients. Additionally, you will design and implement a scalable microservice architecture.

About UsAt Redis, we engineer the technology that powers the fast applications that shape the modern world. If you've checked the weather, processed a payment, or tracked your flight online today, our technology has likely played a role. Join us in crafting a simpler and faster world with innovative solutions for over 10,000 global customers.Why You’ll Love Working HereWe are on a mission to accelerate the transition to AI-native systems. Our focus is on providing high-performance, developer-friendly services that enhance the speed and simplicity Redis is renowned for, making AI workflows more efficient and scalable.As a vital member of the Redis AI Services team, you'll play a crucial role in developing advanced memory and context functionalities essential for chatbots and AI agents. This is an incredible opportunity to drive innovation and enhance the Redis platform to meet the evolving demands of the AI era.Your ResponsibilitiesDesign and implement AI-driven features, prioritizing scalability, reliability, and performance.Foster innovation by exploring cutting-edge AI technologies and frameworks, contributing to Redis’ advancements in the AI domain.Collaborate closely with cross-functional teams, including engineering, support, and DevOps, to lead the development of the fastest NoSQL databases globally.

Join the innovative team at CropX as a Senior Backend Developer and contribute to the development of cutting-edge, scalable software solutions. This position offers a hybrid working model, integrating remote work with collaborative opportunities in our Plovdiv office.In this role, you will engage in a modern development environment equipped with AI tools like Copilot and Claude, facilitating faster and more intelligent development processes. We seek an individual who is proactive, self-sufficient, and enthusiastic about tackling intricate technical challenges.Key Responsibilities:Design, develop, and maintain robust backend services and APIs.Analyze, troubleshoot, and rectify complex technical issues.Collaborate effectively with team members to deliver exceptional solutions.Enhance application performance and ensure scalability.Work with various databases and cloud environments.Utilize AI tools to boost productivity and improve code quality.

Join us at Capital, a prominent trading platform renowned for its award-winning technology and exceptional client experiences. As we expand our global reach, we seek talented individuals to enrich our growing team.We're on the lookout for motivated Java Software Engineers to bolster our Backend Team and contribute to our innovative trading solutions! Our engineering team is crucial in maintaining the reliability, speed, and security of our offerings. By focusing on performance enhancement, user experience, compliance, and data protection, your contributions will be vital in ensuring seamless and secure trading for our clients.We value engineers who not only write exceptional code but also embody our core values. We want individuals who are eager to accelerate, ready to innovate and develop, who understand the importance of listening, respecting, and supporting, who aim to surpass client expectations, and who take complete ownership to drive meaningful outcomes.

Join the Kaizen Gaming Team!As a leading force in the GameTech industry, Kaizen Gaming powers Betano and operates across 19 markets worldwide. We are committed to utilizing state-of-the-art technology to deliver unparalleled experiences to our millions of customers who rely on us for their entertainment.Our vibrant team consists of over 2,700 Kaizeners from more than 40 nationalities, spread across 3 continents. We take pride in being recognized among the Best Workplaces in Europe and are certified as a Great Place to Work across our offices. Here, every day brings new challenges and opportunities. Are you ready to Press Play on Potential?About the RoleAs a Senior Backend Engineer, you will be an integral part of our autonomous Agile team, collaborating closely with the Product Owner, Agile Delivery Lead, Automation Testers, and fellow Software Engineers. Your mission will be to create a competitive edge for Kaizen and deliver a unique online experience to our customers. You will also engage with talented backend professionals in our Backend Chapter.Your Responsibilities:You will oversee a variety of projects, ranging from customer-facing websites and mobile applications to internal tools and backend services, all designed to handle significant traffic.Take full ownership of our applications throughout the development lifecycle.Innovate and implement new solutions from conception to production.Transform requirements into both straightforward and sophisticated technological systems, tackling the challenges posed by our large-scale, highly-available infrastructure.Be pivotal in designing, developing, and maintaining efficient, reusable, and reliable code.Explore new technologies to discover innovative solutions to everyday challenges.Deliver high-value features promptly.Challenge the status quo to enhance both the team and the product.Technical Expertise:Our technology stack primarily utilizes C# / ASP.NET, with new services developed in .NET Core. Frontend applications are built using Vue.js or Angular, while legacy applications leverage server-rendered (Razor) views alongside jQuery. Microsoft Orleans supports our scalable and resilient distributed applications. For data storage, we predominantly use MS SQL Server, supplemented by Redis and ElasticSearch when appropriate. RabbitMQ serves as our preferred message broker, and we utilize GitLab for code versioning.

Role Overview Cision is looking for a DevOps Engineer II to help strengthen our cloud, DevOps, and SRE platforms. This remote role is open to candidates based in Bulgaria, including Sofia. What You Will Do Design and implement tools, automation, and infrastructure that support reliable, secure, and scalable service delivery across multiple environments. Collaborate with teams across the company to deliver solutions that are consistent and well-governed. Drive improvements in platform reliability, operational efficiency, and scalability. Mentor engineers and share best practices in cloud infrastructure, automation, CI/CD, and site reliability engineering. Report to the Cloud DevOps Manager. About Cision Cision values curiosity, collaboration, and innovation. Team members are encouraged to bring their ideas forward and contribute to the success of the brands we support. Personal growth and shared achievements go hand in hand here. Location Remote within Bulgaria or based in Sofia.

For over two decades, Smartsheet has been a pioneer in enabling individuals and teams to realize their potential—whatever that may be. Our solutions range from streamlined work management to intelligent, scalable tools designed to automate tedious tasks, derive meaningful insights, and promote smarter scaling. More than just providing tools, we are creating an environment where innovation thrives, empowering everyone to think ambitiously, take meaningful actions, and pursue impactful work. When challenges align with purpose and enthusiasm leads to progress, that’s where the real magic happens, and it’s the essence of our daily mission.As a global frontrunner in Collaborative Work Management with a market valuation of $10 billion, we've witnessed remarkable growth in the EMEA region, expanding from a single team of three engineers in 2018 to over 80 engineers by 2026. As we continue to grow our presence in Bulgaria, we are on the lookout for a dynamic and skilled Engineering Manager. Our success hinges on attracting top-tier talent and empowering them to enhance our service offerings.

Exciting OpportunityJoin AJW Group as a Powerplant Engineer, where you will leverage your technical expertise in aircraft engines and APUs to support our global aviation operations. Your focus will be on engine condition assessments, maintenance planning, and strategic repair decisions to ensure optimal performance, cost-effectiveness, and lifecycle value. As a pivotal part of AJW’s supply chain and MRO network, you will collaborate with airlines, lessors, and partners worldwide, directly contributing to our mission of enhancing aviation efficiency.Key ResponsibilitiesDeliver technical support for engines and APUs during repair, overhaul, and maintenance activities.Evaluate engine conditions, performance trends, and maintenance needs.Assist in developing repair and shop visit strategies, including cost evaluations.Review and analyze technical documentation such as engine reports and maintenance records.Collaborate with MROs, OEMs, and suppliers to manage engine performance and maintenance.Support commercial decisions related to engine trading, leasing, and PBH contracts.Analyze data on reliability and performance to identify risks and optimization opportunities.Work closely with internal teams (technical, procurement, trading) to facilitate informed decision-making.Ensure adherence to regulatory and technical standards.

Join Kostal Group as a Production Quality Engineer, where you will play a pivotal role in maintaining and enhancing product quality standards. You will collaborate with cross-functional teams to ensure that our products meet the highest quality benchmarks. This is an excellent opportunity for recent graduates or those new to the field to launch their career in quality engineering.

We are seeking a highly skilled Lead Cloud Platform Engineer to join our dynamic team at think-it. In this role, you will be responsible for designing, implementing, and managing cloud infrastructure that supports our innovative solutions. You will lead a team of engineers, ensuring best practices in cloud architecture and deployment strategies.

Role Overview Playtech is hiring a Head of Engineering for its Bingo division in Sofia. This leader will guide a team of engineers focused on building and improving gaming products. The position shapes technical strategy, manages product development, and oversees the delivery of reliable, high-quality solutions for Bingo games. What You Will Do Set and steer the technical direction for the Bingo engineering team Oversee the full product development lifecycle, from planning to launch Ensure that all gaming solutions meet Playtech’s quality standards Work closely with cross-functional groups to align engineering efforts with business needs Promote a culture of continuous improvement and innovation within the team Who We’re Looking For Experienced engineering leader with a track record in technical strategy and product delivery Strong collaborator who can connect engineering with business objectives Committed to enhancing user experience and team growth

About Man GroupMan Group is a leading global alternative investment management firm dedicated to generating superior performance for our sophisticated clients through our Systematic, Discretionary, and Solutions offerings. Driven by a combination of exceptional talent and cutting-edge technology, our diverse investment strategies are based on thorough research and encompass both public and private markets across all major asset classes, with a notable emphasis on alternatives. We pride ourselves on our partnership approach, fostering deep relationships with clients to create tailored solutions that align with their investment objectives and those of the millions of savers and retirees they represent.Headquartered in London, we manage assets worth $227.6 billion* and operate across multiple global offices. 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 information, please visit www.man.com.* As of 31 December 2025The TeamThis is an exceptional opportunity to join one of the largest alternative asset managers. Technology plays a crucial role in Man's business strategy, and we continuously evolve to remain at the forefront of the industry. Our culture embraces innovation and change, with engineering being fundamental to our operational framework.We are seeking a talented C# Engineer to join our Risk Engineering team. You will collaborate with Investment Risk Managers and fellow Engineers to develop solutions that enhance daily risk analysis and drive the ongoing improvement of the Man Risk Platform. Your enthusiasm for utilizing AI development tools to expedite delivery and promote their use within the team will be highly valued.This is a fantastic opportunity to work alongside highly skilled engineers, and to deepen your understanding of investment risk and data engineering. New hires will have the chance to engage with the latest technologies as we tackle the challenges ahead.

Join our dynamic team as a Senior AI Engineer at Castaigroup Inc. in the Harness Engineering division. We are looking for an innovative and skilled engineer to drive the development of cutting-edge AI solutions. You will play a crucial role in designing, implementing, and optimizing AI algorithms and systems that impact our wide range of clients across Europe.

Join CyberArk, a leader in cybersecurity, as a Staff DevOps Engineer. In this pivotal role, you will collaborate with cross-functional teams to enhance our DevOps practices, streamline CI/CD pipelines, and foster a culture of automation and efficiency. Your expertise will help drive innovation and ensure the reliability of our systems.

We are seeking a highly skilled Senior System Engineer to join our innovative team at Mangroup. In this role, you will be responsible for designing, implementing, and maintaining complex systems that meet the evolving needs of our clients. Your expertise will contribute to the development of cutting-edge solutions, ensuring optimal performance and reliability.As a Senior System Engineer, you will collaborate with cross-functional teams to drive projects from conception to deployment. You will leverage your technical knowledge and problem-solving abilities to tackle challenges and deliver exceptional results.

Role overview LivePerson is looking for a NOC Engineer II to join the team in Sofia. This position centers on supporting network operations and ensuring that communication platforms remain reliable. The NOC Engineer II works closely with other engineering teams to monitor systems, respond to incidents, and help maintain a stable network environment. What you will do Monitor network operations and track system performance Troubleshoot technical issues as they occur Work with engineering teams to resolve incidents Contribute to ongoing efforts to strengthen network stability and performance Location This role is based onsite at the LivePerson office in Sofia.

TINQIN has been a pioneer in delivering cutting-edge software solutions for the insurance sector for over a decade, earning the trust of numerous long-term clients and partners.As a proud member of the Be Ys Group, TINQIN has broadened its expertise into the realm of digital trust and identity technologies. This rapidly expanding product line has now evolved into a dedicated entity known as KIPMI Software. We are actively seeking a Java Principal Engineer to join our innovative team dedicated to developing next-generation digital trust products.Be part of our mission to shape the future of technology!

Role overview The Solution Sales Engineer at Printec in Sofia blends technical understanding with client-facing sales work. This position focuses on helping organizations identify and implement technology solutions that match their business needs. Success in this role depends on the ability to grasp complex technologies and explain them clearly to a range of audiences, from IT professionals to business stakeholders. What you will do Collaborate with clients to understand their requirements and suggest appropriate solutions. Support the sales process by applying technical knowledge and responding to client inquiries. Present technical information in a clear, accessible way to help clients make decisions. Build trust with customers and contribute to sales growth by ensuring satisfaction throughout the engagement. Location This role is based in Sofia, Bulgaria.

Experian is looking for a Junior Data Engineer to join the data engineering team in Sofia. This position supports the design and construction of data pipelines, helping to maintain smooth and reliable data flow across multiple platforms. Role overview As a Junior Data Engineer, daily work involves collaborating with data scientists and analysts. The goal is to understand their requirements and contribute to solutions that support informed, data-driven decisions. What you will do Assist in building and maintaining data pipelines Help ensure data is accessible and flows efficiently between systems Work closely with team members to support analytics and reporting needs Collaboration This role provides the opportunity to learn from experienced engineers and partner with analytics professionals to deliver practical data solutions.