Possible locations
  • Bialystok
  • Bydgoszcz
  • Czestochowa
  • Gdansk
  • Gliwice
  • Katowice
  • Kielce
  • Cracow
  • Lublin
  • Lodz
  • Pila
  • Poznan
  • Rzeszow
  • Szczecin
  • Torun
  • Warsaw
  • Wroclaw
  • Remote work
Technologies & tools
  • .NET Core
  • ASP.NET Core Web API
  • REST API
  • SQL
  • RabbitMQ
  • Docker

Would you like to be a part of a great development team working on an electronic trading system?

We are looking for experienced senior .NET developers who will work for one of our strategic banking clients.

Working with us will allow you to be a part of a mature Scrum team and contribute to the development of the system on a daily basis. You will be responsible for delivering high-quality software using best practices. The platform itself is built on AWS cloud services.

Your role

  • Taking care of the end-to-end development of the system
  • Clarifying business needs and developing technical solutions to solve them
  • Working as a part of a Scrum team
  • Acting as a mentor for junior colleagues
  • Working closely with other teams and collaborating effectively

Your skills
  • 5 years of experience in programming in .NET technologies (.NET Framework, .NET Core)
  • Experience with real-time systems and streaming technology
  • Knowledge of microservices architecture
  • Knowledge of messaging services
  • Experience in the development of applications hosted on the AWS cloud will be a plus

Job no. 220926-XQWA7

Why Sii

Great Place to Work since 2015

it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Hundreds of fascinating projects

prestigious brands from around the world, long-term contracts and preferred partner status for many clients

Project suited to you

Do you want to change your career path? Is your project coming to an end? We’ll find you a new one! We have an app for this – Job Changer

We share the profit with Workers

Last year we allocated PLN 21 M to this benefit

PLN 500 000 per year for your ideas

with this amount, we support the passions and voluntary actions of our workers

7 500 experts and many development opportunities

Tech Communities, workshops, a training platform, and a technology blog – you choose

Employment stability

revenue of EUR 300 M, no debts, since 2006 on the market

Great, comfortable offices

perfect place to work, integrate, have fun together, and celebrate successes

Open-minded and available management team

quick decision-making, we’re all on a first-name basis

True values

these are not empty words – we’re guided by them every day

Fantastic atmosphere

created by all Sii Power People

Attractive benefits package

private healthcare, benefits cafeteria platform, car discounts and more

Show more Show less
Possible locations
  • Bialystok
  • Bydgoszcz
  • Czestochowa
  • Gdansk
  • Gliwice
  • Katowice
  • Kielce
  • Cracow
  • Lublin
  • Lodz
  • Pila
  • Poznan
  • Rzeszow
  • Szczecin
  • Torun
  • Warsaw
  • Wroclaw
  • Remote work
Technologies & tools
  • .NET Core
  • ASP.NET Core Web API
  • REST API
  • SQL
  • RabbitMQ
  • Docker

Would you like to be a part of a great development team working on an electronic trading system?

We are looking for experienced senior .NET developers who will work for one of our strategic banking clients.

Working with us will allow you to be a part of a mature Scrum team and contribute to the development of the system on a daily basis. You will be responsible for delivering high-quality software using best practices. The platform itself is built on AWS cloud services.

Your role

  • Taking care of the end-to-end development of the system
  • Clarifying business needs and developing technical solutions to solve them
  • Working as a part of a Scrum team
  • Acting as a mentor for junior colleagues
  • Working closely with other teams and collaborating effectively

Your skills
  • 5 years of experience in programming in .NET technologies (.NET Framework, .NET Core)
  • Experience with real-time systems and streaming technology
  • Knowledge of microservices architecture
  • Knowledge of messaging services
  • Experience in the development of applications hosted on the AWS cloud will be a plus

Job no. 220926-XQWA7

Why Sii

Great Place to Work since 2015

it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas

Hundreds of fascinating projects

prestigious brands from around the world, long-term contracts and preferred partner status for many clients

Project suited to you

Do you want to change your career path? Is your project coming to an end? We’ll find you a new one! We have an app for this – Job Changer

We share the profit with Workers

Last year we allocated PLN 21 M to this benefit

PLN 500 000 per year for your ideas

with this amount, we support the passions and voluntary actions of our workers

7 500 experts and many development opportunities

Tech Communities, workshops, a training platform, and a technology blog – you choose

Employment stability

revenue of EUR 300 M, no debts, since 2006 on the market

Great, comfortable offices

perfect place to work, integrate, have fun together, and celebrate successes

Open-minded and available management team

quick decision-making, we’re all on a first-name basis

True values

these are not empty words – we’re guided by them every day

Fantastic atmosphere

created by all Sii Power People

Attractive benefits package

private healthcare, benefits cafeteria platform, car discounts and more

Show more Show less

Join us

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TERMS AND CONDITIONS
Introduce your friend to Sii
If she/he joins us
You get up to PLN 8 000

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Thank you!

Find out more about Sii

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Please refresh the page and try again.

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Do you have a friend looking for a new role?

Bring them to Sii and receive a bonus

Introduce your friend
We hire them
You get up to PLN 8 000

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