Ciklum is a global digital solutions company headquartered in London, UK.
28 лютого 2024

Middle .NET Software Engineer (2400026H) (вакансія неактивна)

Київ, віддалено

Ciklum is looking for a Middle .NET Developer to join our team full-time in Ukraine.

We are a custom product engineering company that supports both multinational organizations and scaling startups to solve their most complex business challenges. With a global team of over 4,000 highly skilled developers, consultants, analysts and product owners, we engineer technology that redefines industries and shapes the way people live.

About the role:

As a Middle .NET Developer, become a part of a cross-functional development team engineering experiences of tomorrow.

UA team is developing Payment system and solutions for our online entertainment platform. The role of Middle .NET Developer means that you will join and influence a project which is being created using the latest technologies (C#, .NET/ASP.NET Core, Docker, K8s, on-premise and cloud solutions, RabbitMQ, SQL Server and NoSQL) SOA, multi-tier distributed and highly scalable architecture, and test automation. We are a very Agile team that uses Scrum and common sense to assist in development.


  • Design, develop, and maintain scalable and reliable server-side applications using the .NET framework and related technologies
  • Willingness to learn C#
  • Collaborate with cross-functional teams, including front-end developers, product managers, and designers, to understand requirements and translate them into technical specifications
  • Develop and implement efficient and secure RESTful APIs and microservices to support client applications and integrations
  • Write clean, testable, maintainable, and well-documented code following software development best practices and coding standards
  • Perform thorough testing and debugging of backend applications to ensure high quality and reliability
  • Optimize application performance and scalability through code optimizations, caching strategies, and database optimizations
  • Participate in code reviews to ensure code quality, adherence to architectural guidelines, and best practices
  • Troubleshoot and resolve issues reported by users or identified through monitoring and logging systems
  • Stay updated with the latest trends, tools, and technologies in backend development and actively contribute to improving development processes and efficiency


  • Strong understanding of object-oriented programming (OOP) principles and design patterns
  • Proficiency in SQL databases both in writing queries and optimizing performance
  • Understanding of software development best practices, including code reviews, unit testing, continuous integration, and delivery pipelines
  • Excellent problem-solving and analytical skills, with the ability to debug and resolve complex issues
  • Effective communication skills in English, both verbal and written, with the ability to work collaboratively in a team environment
  • Experience in software development for more than 3 years
  • Experience working in Payments teams and PSP integrations such as: PagoEffectivo, Directa24, Astropay, Pix, Monet would be indicative PSPs
  • Strong knowledge in Computer Science, Computing Theory:
    • Paradigm & Principles (OOP, SOLID)
    • Database theory (RDBMS)
    • httpDesign Patterns
    • Code testing practices
    • Data structures
  • Understanding of network interactions:
    • Protocols, conventions (e.g. REST, RPC)
    • Authentication and authorization flows
    • Standards and practices (e.g. oAuth, JWT)
  • Strong knowledge and experience in C# and .NET (more than 2 years)
  • Practical commercial experience with:
    • .NET Framework, .NET Core, ASP.NET (Core, MVC, WebAPI) (more than 2 years)
    • RESTful services development (ASP.NET, ASP.NET Core)
    • RDBMS (e.g. SQL Server, MySQL, PostgreSQL) (more than 1 year)
    • Messaging systems (e.g. RabbitMQ, Azure ServiceBus, Apache Kafka, AWS SQS)
    • ORM (e.g. Entity Framework, Dapper) (more than 1 year)
    • Testing frameworks (e.g. NUnit, XUnit, MSTest)
  • Experience with:
    • Version control systems (GIT)
    • Continuous Integration tools (e.g. TeamCity, GitLab Pipeline, Jenkins, Bamboo)
    • Docker
    • Agile software processes and technologies
    • Code Review process
    • Refactoring process


  • Experience with cloud platforms such as Microsoft Azure or Amazon Web Services (AWS)
  • Strong background in backend development, with experience in languages such as C#, Python, Go, Java, or similar
  • Knowledge of NoSQL, PostgreSQL, SQL Server databases
  • Experience in design and implementation of distributed systems that comprise of multiple domain-oriented services
  • Understanding of front-end development technologies, including HTML, CSS, and JavaScript
  • Familiarity with version control systems, preferably Git
  • Familiarity with containerization technologies like Docker and orchestration tools like Kubernetes
  • We don’t expect you to be an expert in all these technologies but would anticipate experience with some combined with a curiosity for others: etcd, Consul, Redis, Apache Kafka, RabbitMQ, gRPC, Orleans

What's in it for you?

  • Care: your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance, Mental Health programs, as well as financial and legal consultations
  • Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy license, language courses and company-paid certifications
  • Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally
  • Own your schedule — you are the one to decide when to start your working day. Just don’t miss your regular team stand-up
  • Opportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfill your potential
  • Global impact: work on large-scale projects that redefine industries with international and fast-growing clients
  • Welcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events

About us:

Discover the pros of 20-year global experience! Join one of the largest IT companies in Ukraine, awarded as one of the top 10 employers in Ukraine by Forbes.
Boost your skills and make a difference with cutting-edge projects, skilled colleagues and the latest tech stacks.
Ciklum has been recognised as a veteran-friendly business by the Veteran Hub in Ukraine.
We're committed to creating a welcoming environment for veterans and developing processes that meet their needs. We value the skills and unique perspectives military veterans can bring to our business and are willing to support their transition to civilian life.

Be bold, not bored!

Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.