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Lead / Principal Developer (.NET Core) - FinTech (CLOSED)

Łódź, Poland (Hybrid)

Full Time

About the Job

Hey! Nice to see you!

Let’s share our story to get to know a bit better…. We are business and technology enthusiast that are constantly hungry for new challenges, self- and others-development and nothing motivates us more that great software products and happy customers.

Do we have something in common?

  • people call you technology geek or nerd?

  • are you the one eager to learn and constantly rise the bar?

  • trying to be updated with tech news and all the inspirations from big tech or simply crazy startups from Silicon Valley?

  • extremely responsible for given promises?

  • respect other people, no matter how different from you they are?

  • comfortable while working with a global team?

At Incubly, we believe that great people want to work with great people, so we started to build such a company that will attract great minds and that we can achieve everything not feeling that we actually work, but just have fun….

Our mission is to support tech companies, startups (scaleups) mainly, in fast and high-quality scale-up of their teams and boost their product development, testing and deployment; so we can succeed together.

We are currently working with a fintech startup from Austin in Texas, whom we support in software engineering. Our client can boast of implementation in Latin America market, and new countries/regions planned. If you like to work with us, let us share our need for competences.

As a Lead/Principal Developer (.NET Core), you will report to the Head of Engineering (Poland) and provide technical leadership to development team based in Poland. You will also work closely with the Product Owners and Architects (US) to implement modular, scalable, reliable and cost-effective cloud native applications.

Your daily responsibilities

  • Guide development team in software development and general engineering practices

  • Technical mentoring of developers in the team

  • Work with the team to analyze and estimate backlog and plan development tasks

  • Participate in scaled agile delivery process: as a team member in Scrum events within the team, as a team representative during scaled Scrum of Scrum meetings

  • Implement modular, cloud native, dockerized, .NET Core microservices deployed to AWS

  • Writing testable, scalable and efficient code (including unit tests and automated component tests)

  • Support Product Owners and Architects in product design

  • Participate in code review process to ensure application quality, consistency and spread of good engineering practices

  • Troubleshoot and investigate production technical issues within microservices owned by your team

We need you to have

  • Strong knowledge and experience in C# and .NET Core (3.1-5)

  • General knowledge in Software Development Lifecycle and practices, including current industry trends

  • Leadership skills and experience in leading or mentoring developers

  • Experience working with NoSQL technology stack

  • Proficiency in using GIT

  • Familiar with an Agile development process

  • Experience developing modular, microservice based, cloud-native applications

  • Ability to analyze complex functional and business requirements with potential to step into the Architect role

  • Ability to conduct technical and functional investigation and troubleshooting of complex application problems

  • Experience working with solutions hosted on public cloud infrastructure (AWS preferred)

  • Basic knowledge of non-functional aspects of solutions (performance, HA, resiliency, security)

  • Ability to remotely co-operate with stakeholders based in US (TX) & Latin America

  • Strong time estimation skills, and a track record of achieving deadlines

Would be great if you have

  • Experience with MongoDB

  • Experience with event-driven systems

  • Experience with Web (ASP.NET MVC, Razor) and Frontend (HTML, CSS, JavaScript, TypeScript)

  • Experience with DevOps practices and tooling

  • Familiar with Docker containers and building .NET Core apps on Linux

  • Experience using Jira as an Agile development tracking tool

  • Fintech experience and working with certification/regulatory requirements

 Our Architecture and Technology Stack

  • Microservices (.NET Core in docker) on AWS ECS

  • Event driven architecture

  • C# / .NET Core

  • Webapp (Razor, JS), mobile apps (iOS, Android, Huwawei)


  • AWS, Terraform, AWS CodePipeline, GitHub Actions, Datadog, Python, Bash

  • MongoDB

  • JIRA / Confluence / GitHub / Slack / Lucid

Our offer

In addition to great company and challenging projects, we can offer much much more, i.e.

  • training and development budget;

  • special incentives for public appearances, in particular during technology or domain/business conferences, but also for writing articles, blogs or podcasts;

  • knowledge sharing within our company;

  • agile and friendly atmosphere, non-violent communication and full respect for diversity;

  • possibility to choose from onsite (in Lodz) or hybrid work;

  • integration budget – to get to know better with your colleagues and client;

  • B2B or employment contract;

  • remuneration offered: 1200 – 1400 PLN net/day on B2B and 21.000 - 25.000 zł / month on employment agreement;

  • possibility to engage not only technically, but also have an impact on the new-born company that is just starting to define its culture and identity;

  • if you know Spanish, you will have a possibility to practice it :)

I hereby give consent for my personal data included in my application to be processed by Incubly Sp. z o.o. for the purposes of the recruitment process under the European Parliament's and Council of the European Union Regulation on the Protection of Natural Persons as of 27 April 2016, with regard to the processing of personal data and the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).

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