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Senior JavaScript (React JS) Developer for Cikum Digital

Spain Remote

JavaScript vacancies, React vacancies


On behalf of Ciklum Digital, Ciklum is looking for a Senior JavaScript (React JS) Developer to join the team on a full-time basis.

You will join a highly motivated team and will be working on a modern solution for our existing client. We are looking for technology experts who want to make an impact on new business by applying best practices and taking ownership.

Project description:

The client is the UK’s leading embedded finance provider. Using innovative technology, they enable partner firms to provide their consumer customers with access to credit products quickly and simply, resulting in a game-changing customer experience. Current partners include leading FinTechs, retailers and intermediaries including Revolut, Moneysupermarket, Clearscore, Experian, Asda Money, and many others. Founded with strong values, Client is passionate about making people’s lives better by providing simple and fair financial products. The candidate will be responsible for the design and development of a new financial platform, as well as contributing to the improvement of client core systems. The primary focus will be the development of all UI logic, definition, and maintenance of existing React implementation, and ensuring high performance and responsiveness to requests from applications. We expect from the candidate to be well versed in Agile work practices and to be a keen advocate of the Client’s team continuous move towards agile practices. The candidate will also be responsible for researching, designing, and implementing different solutions to satisfy the company growth defined in the yearly Roadmap, and will be required to drive assigned projects, therefore a basic understanding of back-end technologies is also necessary.


  • Be proactive in communication with team members and client
  • Delivery. Create and maintain modern solutions according to unit standards
  • Code Quality. Follow and improve code quality standards
  • Analyze and Estimate. Perform technical assessment of business requirements to ensure the possibility of their implementation within a reasonable time
  • Software Design. Create and review software feature design documents and provide the solution
  • Mentorship of junior colleagues


You can name examples of use in different contexts. Are guided by best-practices and specifications of such skills:

  • Design patterns, development principles
  • HTML/CSS. Pre/post -processors, methodologies
  • JavaScript/TypeScript. Core, performance, security
  • React. JSX, virtual DOM, hooks, state management (Redux)
  • Testing. Approaches, types, tooling
  • CI/CD. Understanding, usage
  • Authorization. JWT
  • Git. Branching strategies
  • Agile. Principles and processes·
  • Using various approaches such as BDD, TDD & DDD
  • Understanding differences between multiple delivery platforms such as mobile vs desktop, and optimizing output to match the specific platform
  • Knowledgeable of current accessibility specifications
  • Experience with tools such as Babel, Webpack, NPM etc.
  •  Experience of RESTful APIs
  • Upper-Intermediate English


You should have an idea of the subject and its parts. Can explain. Has experience of use of such skills:

  • Another modern framework (Angular, Vue, React Native)
  • Micro-frontends
  • Cloud platforms experience
  • Code quality tools (SonarQube)
  • Experience with CI/CD set up (Docker, GitlabCI, CircleCI etc.)
  • Familiar with UX concepts such as Information Architecture
  • Ability to turn UI designs into pixel-perfect working components
  • Experience with Node.JS framework

Personal skills

  • Has sufficient communication skills for effective dialogue with customers and colleagues
  • Collaborates in a team effectively
  • Can plan, schedule, and monitor own work within short time horizons
  • Demonstrates a rational and organized approach to work
  • Understands and uses appropriate methods, tools, and applications. Identifies and negotiates own development opportunities
  • Works under routine direction, without frequent reference to others

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

Your dream job isn’t here? Let’s stay in touch! We’ll inform you about the best opportunities.


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