Senior .NET Developer for Ciklum Digital (TUI)

Gdańsk, Wrocław, Poznan, Remote

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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!

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Description

On behalf of Ciklum Digital, Ciklum is looking for a Senior .NET Developer to join our 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.

Responsibilities

  • Design and implement a set of various types of tests (unit, integration, functional, etc)
  • Back-end development to meet customer’s business needs and implement components according to modern software development environment (cloud-based platforms, microservice architecture, etc.)
  • Taking part in the decision-making process in design application architecture, solution development, architecture and code review
  • Develop and review feature design documents and provide inputs/update to specifications for the solution
  • Proactive position in solution development, processes improvements
  • 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

Requirements

  • Experience in software development for more than 4 years
  • Excellent knowledge in Computer Science, Computing Theory:
    • Paradigm & Principles (OOP, SOLID, DDD, TDD, BDD)
    • Microservices architecture
    • Database theory (RDBMS, NoSQL)
    • Code testing practices
    • Algorithms
    • Data structures
    • Design Patterns
    • Security patterns, Reverse engineering resistance, Common attacks types
  • Understanding of network interactions:
    • protocols
    • conventions (e.g. REST, RPC)
    • authentication and authorization flows
    • standards and practices (e.g. oAuth, JWT)
  • Excellent knowledge and experience in C# and .NET (more than 3 4 years)
  • Practical commercial experience with:
    • REST API development
    • .NET Core, ASP.NET (Core, MVC, WebAPI)  (more than 3 years)
    • Testing frameworks (e.g. e.g. NUnit, XUnit, MSTest) (more than 2 years)
    • ORM (e.g. Entity Framework, Dapper)  (more than 2 years)
    • RDBMS (e.g. SQL Server, MySQL/MariaDB, PostgreSQL)  (more than 3 years)
    • Version control systems (GIT)
    • Continuous Integration tools (e.g. Gitlab Pipeline, Jenkins, TeamCity, Bamboo)
  • Experience with:
    • Troubleshooting, profiling and debugging applications
    • Creation software architecture and design of complex applications, platforms, microservices solutions
    • Agile software processes and technologies
    • Code Review process
    • Refactoring process
  • Fluent or Upper-Intermediate English

Desirable

  • Certifications on:
    • Microsoft Certified Developer
    • Cloud computing platforms (AWS,Microsoft Azure, GCP)
  • Understanding of orchestration and containerisation (e.g. Kubernetes, Swarm)
  • Experience with building or integrating payment solutions
  • Terraform knowledge or similar experience with infra as code
  • Knowledge in Deployment patterns
  • Practical commercial experience with:
    • Serverless architecture
    • Containerization (Docker)
    • Node.JS knowledge
    • Integration with 3rd party solutions
    • Provisioning tools (e.g. Terraform, Ansible)
    • Quality tools (e.g. SonarQube)
    • Cloud computing platforms (AWS , Microsoft Azure, Google Cloud Platform – (optional))

Personal skills

  • Perform a broad range of complex technical or professional activities, in a variety of contexts
  • Investigate, define and resolve complex issues
  • Able to work in distributed cross-functional teams effectively
  • Influence customers and team members on the project level
  • May supervise others or make decisions which impact the work assigned to individuals or phases of projects
  • Plan, schedule and monitor your own work (and of others where applicable) competently
  • Have learning agility (readiness for challenge and being open to change)
  • Confident Intermediate English (or higher) is a must

What's in it for you

  • Career growth opportunities
  • Realization of your innovative ideas in building new Ciklum Solutions and Services
  • Friendly collaborative teams and enjoyable working environment
  • Professional skills development and training programs
  • Variety of knowledge sharing, training and self-development opportunities
  • State of the art, cool, centrally located offices with warm atmosphere which creates really good working conditions Gdansk or Wroclaw
  • Work from home/100% remote
  • Private medical healthcare fully covered by Ciklum with a possibility to cover family members
  • Fully covered life insurance – 100 000 PLN
  • Fully covered drug insurance – up to 2 000 PLN/year
  • Multisport card 100% covered by Ciklum – Benefit Systems, Plus package
  • Parking space 50% covered by Ciklum