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Backend Engineer

Backend Engineer

Senior Software Engineer (Java)

Light & Wonder - iGaming

Sofiasenior

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Описание вакансии

iGaming:
If it’s iGaming, we know a thing or two. At Light & Wonder, It’s all about the games, and our digital team leads the global iGaming market, providing jaw-dropping content and innovative software that powers the world's most successful online gaming providers.

Position Summary
Light & Wonder
is the global leader in cross-platform games and entertainment. The company brings together 5,000 employees from six continents to connect content between land-based and digital channels with unmatched technology and distribution. Guided by a culture that values daring teamwork and creativity, Light & Wonder builds new worlds of play, developing game experiences loved by players around the globe. The company’s OpenGaming(tm) platform powers the largest digital-gaming network in the industry. Light & Wonder is committed to the highest standards of integrity, from promoting player responsibility to implementing sustainable practices.
To learn more, visit lnw.com.
We are on the look out for an experienced, smart, and creative individual to work in a primarily technical role. As a
Senior Software Engineer
you will be working within a high performing agile team alongside other Software Engineers, Test Engineers, Software Architects, DevOps Engineers and Business teams to shape and implement the technology and product deliverables that will drive forward our strategic initiatives.

You will be required to participate in all stages of the software product development life cycle. This may include analyzing systems, micro-services, web services, making the most out of amazon web services, participating in the requirement capturing process, writing clean Java code, troubleshooting bugs, and running tests to improve system functionality and performance.

Ideal candidates are engineers with at least 5 years of professional experience in the domain of web system design and development. They will be expected to take on a senior role within the team, displaying the ability to lead technical discussions and deliver technical advice in a confident manner.

We expect that you will be able to use any additional technological skills in your arsenal to improve the team's efficiency and problem-solving abilities while developing into a well-rounded engineer.

As part of our team, you will

  • Participate in all stages of the software development life cycle
  • Write well designed and efficient code
  • Work with others as part of a self-organizing team to design, build, and run products and services hosted on-premises and in the cloud.
  • Review and refactor existing code to improve our platform's reliability, robustness, performance, and operability.
  • Work within a high-performance team running Scrumban and incrementally deliver value to the business following set priorities.
  • Become part of a value-oriented culture ensuring the quality of products and services delivered by the team.
  • Lead engineers on large product initiatives, providing technical coaching to less experienced engineers.

Qualifications

  • Excellent and demonstrable knowledge of the Java programming language, with at least 5 years of commercial experience.
  • Experience in developing RESTful applications with Spring boot or related frameworks.
  • Familiarity with AWS, Cloud Native applications and Microservice architectures
  • Experience working with relational (SQL, DDL, ACID) and non-relational databases.
  • Comfortable with Unix/Linux environments
  • Excellent analysis and problem-solving skills
  • Excellent communication skills, both written and spoken

Nice to have

  • Experience with caching strategies using Redis / Hazelcast
  • Familiar with messaging by using Kafka / RabbitMQ or others
  • Familiarity with Continuous Deployment and Integration tools (Jenkins, Docker, etc)
  • Experience leading a small team of developers
  • Experience with Agile methodologies (Scrum, Kanban)
  • Frontend experience (HTML, JavaScript, React) is a plus
  • Experience acting as the primary technical decision-maker for a team, platform, product, or major project.

Additional Information
Why would you enjoy working with us at
Light & Wonder
?

  • Competitive benefits, an open and supportive environment as well as a modern and exciting workplace.
  • The opportunity to interact with global teams on a regular basis and the possibility to switch teams and projects as you and our business continues to develop and grow.
  • Exciting projects with opportunities for creating positive change to our game engineering ecosystem.

And if that is not enough; you will get to enjoy a
stunning work location
and
flexible hybrid working
whilst we provide you with the guidance and
development skills
you need to progress quickly and
enhance your career
.

Location Athens, Greece or Sofia, Bulgaria. This vacancy relates to one position that may be filled in either location. The vacancy will be closed once the position has been filled in one of the two countries.

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Backend Engineer

Data Engineer with Python

EPAM Systems

Sofia

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Описание вакансии

We are seeking an experienced and highly motivated
Data Engineer
to join our expanding Data Engineering practice.

This role will enhance one of our established Platform Teams, where you will design, construct, and scale data pipelines using Databricks with PySpark on Microsoft Azure, enabling our AI Factory teams to create and deploy advanced machine learning solutions.

This position offers a unique opportunity to work at the crossroads of big data, cloud frameworks, and MLOps, delivering durable, scalable, and efficient data platforms that promote innovation throughout the organization.

Responsibilities

  • Design analytical solutions using Cloud Native, Big Data, and NoSQL technologies
  • Build scalable data pipelines with Databricks and PySpark on Azure
  • Collaborate with MLOps and ML Engineering teams to deliver robust data platforms for AI model development and deployment
  • Work alongside architects, technical leads, and cross-functional teams to align solutions with business objectives
  • Assist the SAP Platform Team in utilizing SAP BTP and hyperscaler services for enterprise-grade data platforms
  • Conduct and participate in code reviews to ensure adherence to technical standards and best practices
  • Mentor junior engineers to cultivate an innovative and high-performance engineering culture
  • Implement CI/CD practices into data workflows using tools like Jenkins, GitLab CI/CD, and Concourse
  • Facilitate communication with stakeholders to understand business processes, model input data, and deliver aligned solutions

Requirements

  • Minimum of 2 years' experience in Software Engineering with a solid background in Data Engineering, Machine Learning Operations, or Machine Learning
  • Expertise in Python and PySpark
  • Familiarity with Databricks and Microsoft Azure cloud services
  • Strong knowledge of software version control tools like GitHub or Git
  • Background in CI/CD tools such as Jenkins, GitLab CI/CD, or Concourse
  • Proven capability to deliver scalable, robust, and highly available data solutions
  • Competency in problem-solving, analytical thinking, and managing stakeholder relationships

Nice to have

  • Skills in another programming language such as Java, SQL, or Scala
  • Understanding of SAP BTP or comparable enterprise data platforms
  • Background in agile development methodologies

We offer

  • Opportunity to Engineer your Future and to drive the world’s digital transformation with top industry clients
  • Personal development program that will allow you to be valued for your strengths
  • Wide range of professional trainings and workshops
  • Being part of a collaborative, fast-growing, and innovative design team
  • Established and accelerated growth toward different career paths, competencies, and roles
  • Broad projects variety and possible mobility between projects over the time
  • Collaboration in a multicultural environment and exchange of best practices with colleagues around the world
  • Varied social benefits, Sports, Transportation and Health programs
  • Work-life balance and flexible schedule, team buildings and sport opportunities
  • Modern office/collaboration spaces (incl. new Infinity Tower business center, Sofia)
  • Hybrid By Design - we provide you with the best productivity options from the 2 worlds. Meet, socialize and enjoy F2F time with your colleagues, while working from the modern EPAM's office for a few days per week and benefit from the EPAM's virtual working environment - making you able to be productive and work from remote for the rest of the week

Это сохранённая копия объявления, опубликованного в другом месте. Вакансии снимают без предупреждения — перед откликом проверьте сайт работодателя. mentors.coach не является нанимающей стороной.

Backend Engineer

Java Developer (Mid/Senior)

Amusnet

Sofiasenior

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Описание вакансии

Software Engineer (Java)

Location:

Sofia, BG, 1766

Work Model: Hybrid

Amusnet is a leading provider recognized for offering the best-performing products and innovative solutions in gaming globally. With a portfolio of 300+ casino games, our company delivers engaging online entertainment across 2,000+ websites in 35+ markets. The dedication to innovation and technology also extends to the production of premium slot cabinets, where our games seamlessly integrate with cutting-edge hardware solutions. We continue to expand our network of offices, and our team now consists of 1,300+ industry professionals. As we grow, we're looking for Software Engineer (Java)!

Currently, we are looking for a Java Software Engineer to join our team! We need your bright mind and your experience to help us move our products forward, in our adventure of building the first Cloud-native system for delivering our gaming content, world-wide. The future of iGaming is here, and it's more exciting than ever!

The Perfect Team Member Is Inspired To

  • Designing, developing, and maintaining Java-based micro-services
  • Collaborating with cross-functional teams to define, design, and ship new features, as well as working with software architects to improve the performance and scalability of the software
  • Writing clean, efficient, and well-tested code
  • Participating in code reviews to ensure code quality
  • Identifying and troubleshooting bottlenecks and bugs in the software
  • Continuously discovering, evaluating, and implementing new technologies to maximize development efficiency
  • Mentoring and guiding other developers and architects on the team

The Skills That Will Grab Our Attention

  • A determined, focused team player who is able to communicate effectively with both technical and non-technical stakeholders
  • Must be self-motivated and flexible with a can-do attitude and capable of working under pressure and independently in a fast-paced and dynamic environment
  • Knowledge of agile software development methodologies, such as Scrum or Kanban
  • Experience with object-oriented programming, with a strong understanding of Java and related technologies (Gradle or Maven, Micronaut / Spring Boot)
  • Experience in API Design, including REST and GraphQL
  • Experience with relational databases (PostgreSQL or MySQL) as well as proficiency in SQL and Hibernate or JOOQ
  • Experience in developing and maintaining frontend components corresponding to the backend APIs
  • Familiar with containerized environments using technologies such as Docker and Kubernetes
  • Knowledge and/or experience in cloud platforms such as AWS or GCP is considered an asset
  • Appreciation of system performance and scalability
  • Basic knowledge of frontend technologies (HTML, Typescript, Angular or React) is considered an asset
  • Proficiency in English, both verbal and written

The Reasons To Join Our Team

  • Excellent remuneration package
  • Performance-based bonuses
  • Private health insurance
  • Card for Public Transportation
  • Multisport card
  • Corporate discounts
  • Parking – early bird option
  • 25 days of annual paid leave
  • Performance review process
  • Internal & external training programs
  • Team buildings & local company events
  • Work-life balance
  • Inspiring & supportive colleagues
  • Culture that encourages creativity & talent

If you are interested, please send us your CV.

All applications will be treated strictly confidential.

Only short-listed candidates will be contacted.

Thank you for applying!

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Backend Engineer

Senior Backend Developer

Danfoss

Sofiasenior

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Описание вакансии

The Impact You'll Make
Danfoss Group IT is seeking an
experienced developer
to forefront our integration initiatives and drive the continued improvement of our application portfolio in
Azure cloud.
In this pivotal role, you will be responsible for designing, developing, and deploying robust and scalable enterprise-level integrations.

You will be part of the Digital Customer Experience (DCE) team, with more than 125 international colleagues, where we develop, support, and lead the digital customer experience in Danfoss. We connect business needs and IT into digital solutions.

If you are passionate about building innovative solutions on Azure and have a proven track record of delivering high-quality results, we encourage you to apply with your cv in the English language.
The position is open in our locations in Slovenia, Croatia, Poland and Romania.
The job shall be hybrid.
What You’ll Be Doing

  • Design and implement event-driven integrations (Azure Event Grid and Azure Service Bus) and serverless functions following MACH principles.
  • Utilizing Azure CDN to serve assets and ensure the best possible user experience.
  • Develop and maintain Infrastructure as Code (IaC) solutions using Bicep.
  • Ensure adherence to Microsoft Azure security best practices and industry standards including access controls, data encryption, and vulnerability management.
  • Establish and maintain a robust CI/CD pipeline using Azure DevOps to automate the build, test, and deployment processes.

What We're Looking For

  • Proven professional experience in Azure integration technologies, including Azure Functions, Azure Event Grid, Azure Service Bus, and Azure API Management.
  • Strong proficiency in .NET development and C#.
  • Solid understanding of serverless architectures and cloud-native principles.
  • Expertise in Infrastructure as Code (IaC) using Bicep or Terraform.
  • Experience with CI/CD pipelines and tools like Azure DevOps.
  • Deep knowledge of security best practices and compliance standards.
  • Strong communication and collaboration abilities.
  • Proficiency in spoken and written English.

What You'll Get From Us

  • We promote from within and support your learning with mentoring, training, and access to global opportunities.
  • You’ll have flexibility, autonomy, and support to do your best work while maintaining a healthy work-life balance. Your well-being matters to us.
  • We strive to create an inclusive work environment where people of all backgrounds are respected, and valued for who they are.
  • Together with your employment we provide non salary benefits that we share with your during the recruitment process.

Ready to Make a Difference?
If this role excites you, we’d love to hear from you! Apply now to start the conversation and learn more about where your career can go with us.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other protected category

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Backend Engineer

Integration Engineer (AWS)

wherewework Jobs

Sofia

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Описание вакансии

wherewework.bg от името на:

Technology & Software Employers in Bulgaria
Interested in Integration Engineer (AWS) jobs in Bulgaria? You're in the right place.

Integration and release engineering are increasingly important in Bulgaria in 2026 as delivery pipelines grow more automated and interconnected. Sofia holds most openings, and the roles are common in companies running complex, multi system environments. Employers span consultancies and product engineering teams.

To move forward, simply upload your CV to wherewework, and we'll help connect you with real Integration Engineer (AWS) openings from real companies, including the position you're viewing right now.

Here's how it works:

  • Upload your CV once. Click "Apply" in this window. It only takes a moment, and allows us to match your profile with relevant Integration Engineer (AWS) opportunities.
  • We match you with real roles that fit your experience. When companies open Integration Engineer (AWS) positions aligned with your skills, we'll identify the best opportunities for you.
  • You stay fully in control. Before your CV is ever shared, we'll notify you with the exact job title and company name, and ask for your confirmation.
  • Only confirmed applications are sent to employers. Once you approve, the employer receives your application and may contact you directly.

For Integration Engineer (AWS) roles in Sofia, salaries typically range from 2,500 EUR to 4,000 EUR gross per month, with an average gross salary of around 3,250 EUR. Automation across CI and CD pipelines and experience integrating complex systems support the higher end.

While you're here, explore wherewework to discover what it's really like to work at Bulgaria's top technology companies, through interview experiences, employee reviews, and community feedback.

Это сохранённая копия объявления, опубликованного в другом месте. Вакансии снимают без предупреждения — перед откликом проверьте сайт работодателя. mentors.coach не является нанимающей стороной.

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Senior Software Engineer (Java)Light & Wonder - iGaming · Bulgaria

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Senior Software Engineer (Java) — Light & Wonder - iGaming | mentors.coach