Middle .NET Developer for Ciklum Digital

Kyiv, Amosova, Dnipro, Kharkiv, Lviv, Vinnytsia, Odessa


Ciklum is a leading global digital services and software engineering company, serving Fortune 500 and fast-growing organisations. Headquartered in the UK, we unite 3,500+ software developers, designers, product managers and data scientists around the world building tailored digital solutions that leverage emerging technologies.

We are enabling digital transformation for some of the largest household names and platforms in the digital economy. Ciklum is the place to make your tech ideas tangible and join the global projects redefining industries.

We are looking forward to seeing you as a part of our team!

Read more about the client


On behalf of Ciklum Digital, we are looking for a Middle .NET Developer to join our Kyiv team on a full-time basis. Ciklum is building a team to work on various projects which primary goal to improve and automate the customer’s business processes, reduce time and efforts, required for various operations.

Project description:

Our client is a privately-owned statistical research and sports modeling company that provides data and related services to professional gamblers.

As sports betting continues to grow in popularity and the market becomes more competitive, we constantly refine and improve our software to ensure that we stay ahead. In order for our clients to beat the market, we need to make sure we provide high performant and scalable technology to drive their edge and increase betting volumes. We take a balanced approach between process and pragmatism to deliver success to our clients.

In this role, you will be part of a team that takes ownership of the low latent 3rd party integrations and escalated support integrations in our high transactional bet execution software. We are seeking an enthusiastic candidate who takes ownership and thrives in a fast-paced environment proactively improving our mission critical platforms with minimal supervision.


  • Back-end development to meet customer’s business needs and implement components according to modern software development environment
  • Develop and maintain high volume and low latent integrations with 3rd parties
  • Proactively looking for improvements that will maintain reliability and improve performance
  • Diagnose and resolve software defects and escalated support issues
  • Taking part in the decision-making process in application code design, solution development, code review
  • Develop and review feature design documents and provide inputs/update to specifications for the solution
  • Design and implement a set of various types of tests (unit, integration, functional, etc)
  • Working in an international distributed team in an Agile environment
  • Communicate with PMs, engineers, Architects, QA and other colleagues and stakeholders
  • Delivering the product roadmap and plannings
  • To use high coding standards, software best practices and write highly testable, automatable and performant code over the whole SDLC
  • Provide on-call support as part of a 7 day a week rota


  • Experience in software development for more than 3 years
  • Strong knowledge in Computer Science, Computing Theory:
    • Paradigm & Principles (OOP, SOLID)
    • Database theory (RDBMS)
    • Code testing practices
    • Algorithms
    • Data structures
    • Design Patterns
  • 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:
    • REST API development
    • .NET Framework, .NET Core, ASP.NET (Core, MVC, WebAPI) (more than 2 years)
    • Testing frameworks (e.g. NUnit, XUnit, MSTest) (more than 1 years)
    • ORM (e.g. e.g. Entity Framework, Dapper) (more than 1 years)
    • RDBMS (especially SQL Server) (more than 1 years)
    • Web Servers (e.g. IIS)
    • Version control systems (GIT)
    • Docker
    • Continuous Integration tools (e.g. Gitlab Pipeline, Jenkins, TeamCity, Bamboo)
    • Builders
  • End-to-end SDLC experience, including maintenance, support, issue investigation, resolution and documentation
  • SQL and database development experience
  • Experience with:
    • Agile software processes and technologies
    • Code Review process
    • Refactoring process
  • Upper-Intermediate English


  • Use of Web Debugging software such as Fiddler, or Browser based tools/addons
  • An understanding of the web technology stack
  • Experience working with high-throughput, low-latency multi-threaded, transactional systems, ideally from a betting, financial, e-commerce or online gaming background
  • Knowledge of Visual Studio 2019
  • SQL Server (T-SQL queries and basic administration)
  • Enterprise messaging systems (for example RabbitMQ)
  • Familiarity with the betting industry
  • Keen interest in sport

Personal skills

  • Excellent, concise, and targeted, audience-appropriate communications skills
  • Willing to take end-to-end ownership of problems
  • A passion for solving and simplifying complex problems

What's in it for you

  • Career growth opportunities
  • Realization of your innovative ideas in building new solutions and services
  • Possibility to propose solutions on a project
  • Friendly collaborative teams and enjoyable working environment
  • Professional skills development and training programs
  • Variety of knowledge sharing, training and self-development opportunities
  • Learn different business domains
  • Constant flow of new projects
  • Dynamic and challenging tasks
  • Projects from scratch
  • Continuous self-improvement
  • State of the art, cool, centrally located offices with warm atmosphere which creates really good working conditions
  • Long-term employment with 20 working-days paid vacation and other social benefits