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.NET Engineer

Remote, Europe·Added 5 days ago (last checked 15 Oct)

JustMarkets

68 open roles

Overview

Work mode
Remote (Europe)
English
Required
Experience
5+ years
Benefits
Private health insurance, gym access

Visa options

  • The ad doesn’t mention sponsorship

    Not a refusal, but not a yes. Worth asking in your first message.

  • May fit the digital nomad visa

    A remote job for a company outside Spain: you apply yourself, no sponsor needed. It asks for about €2,849 a month in remote income.

More jobs that may fit the digital nomad visa

Skills

Nice to have

Requirements

What we're looking for

  • 5+ years of сommercial experience with C# and modern.NET
  • Solid understanding of OOP, design patterns, data structures and algorithms, and software architecture
  • Hands-on experience with multithreading and asynchronous programming
  • Strong hands-on experience building and operating production systems, preferably high-load and highly available
  • Practical experience with distributed systems, event-driven architectures, and real-time/low-latency data processing, using tools such as RabbitMQ and Kafka
  • Strong understanding of scalability, reliability, and performance optimization - including autoscaling, performance tuning, and identifying/resolving system bottlenecks
  • Strong experience with relational (preferably PostgreSQL) and NoSQL databases
  • Experience designing and implementing APIs using REST, GraphQL, or gRPC
  • Hands-on experience with Entity Framework
  • Hands-on experience with Docker and solid understanding of Kubernetes concepts
  • Experience with AWS or other cloud platforms
  • Experience writing unit and integration tests, familiarity with TDD practices
  • Experience with any tools for continuous integration and delivery (preferably GitLab and ArgoCD)
  • Comfortable working in a fast-paced Agile environment
  • Understanding of modern AI capabilities and limitations, with hands-on experience using AI-powered coding assistants or agents
  • English proficiency at B1 level or higher for technical discussions and documentation

Nice to have

  • Experience with ClickHouse or other analytical databases for large-scale data processing
  • Experience with Infrastructure as Code tools such as Terraform
  • Experience with fintech, trading, or other high-load domains

Pay & benefits

What you'll get

  • Tax expenses coverage for private entrepreneurs in Ukraine
  • Expert support and guidance for Ukrainian private entrepreneurs
  • 20 paid vacation days per year
  • 10 paid sick leave days per year
  • Public holidays as per the company's approved Public holiday list
  • Medical insurance
  • Opportunity to work remotely
  • Professional education budget
  • Language learning budget
  • Wellness budget (gym membership, sports gear and related expenses)

The role

We are looking for a.NET Engineer to join us in developing and expanding our fintech product. You'll become part of a team with strong expertise in research, analysis, and product development, working on scalable, high-traffic systems where technology and data play a key role in shaping the product.

We combine deep technical expertise, data-driven decision-making, and a strong focus on continuous improvement to build innovative solutions that address real-world challenges in the fintech industry. If you enjoy solving complex engineering problems, working with modern technologies, and seeing your ideas make a tangible impact, we'd love to hear from you.

Our technology stack: C#,.NET 10, PostgreSQL, Redis, ClickHouse for big data storage and analytics, REST and GraphQL APIs, RabbitMQ, Apache Kafka, Docker, Kubernetes, AWS. GitLab, ArgoCD. Jira, Confluence, AI tools (ex. Claude Code).

What you'll do

  • Design, develop and maintain scalable solutions for high-traffic systems using C# and modern.NET
  • Analyze business and technical requirements and translate them into scalable, maintainable software architectures
  • Collaborate with engineers and cross-functional stakeholders to design and deliver features
  • Write clean, maintainable, testable, and well-documented code, supported by unit, integration and load tests
  • Investigate production issues and improve system observability through effective use of logs, metrics, traces and business data
  • Research and introduce new technologies, tools and engineering practices that can improve product quality and development efficiency
  • Challenge existing approaches and actively contribute to the continuous improvement of the team, processes and product

Hiring process

Application review, one or more interviews, then an offer; described as fast and easy 1 interview

  • Applications are reviewed quickly and candidates are kept informed at every step.

About JustMarkets

JustMarkets is a global fintech company operating in the multi-asset brokerage space, providing retail and institutional clients with access to trading in forex, commodities, indices, and shares. The company has grown into an international brand with a significant presence across multiple regions, including Europe, Asia, and Latin America, and is known for its proprietary trading platforms and customer-centric approach.

In Spain, JustMarkets has established a dedicated hub to support its growing client base and expand its European footprint. The company's Spain office is a key part of its global operations, offering roles in engineering, product, design, marketing, and finance. For international professionals, JustMarkets presents opportunities to work in a fast-paced, multicultural environment, with a strong emphasis on technology and data-driven decision-making, making it an attractive option for those looking to build a career in the fintech sector in Spain.

Industry
Fintech
Founded
2012
Employees
500–1,000
Headquarters
Limassol, Cyprus
In Spain
Madrid

Good to know if you are moving

  • The company's global HQ is in Limassol, Cyprus, but its Spain office in Madrid is a key hub for European operations, offering a range of roles in tech, product, and marketing.
  • JustMarkets is a global fintech company, so English is likely the working language, making it accessible for international professionals.
  • The company offers a modern tech stack and data-driven approach, which can be appealing for engineers and data specialists.
  • Roles in Spain span a wide range of functions, from engineering and design to finance and HR, indicating a multi-disciplinary environment.
  • As a regulated broker, the company offers a stable and compliance-focused work environment, which is a plus for professionals from the financial sector.
All open roles at JustMarkets
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