Senior FullStack Developer – Cloud and Financial Services

technologies-expected :

- C#
- .NET
- Microsoft Azure
- Microsoft SQL Server
- React.js
- Angular
- Databricks
- Spark
- Jenkins

technologies-optional :

- Terraform
- Microsoft Power BI
- Databricks
- Delta Lake
- Spark SQL
- xUnit
- Jest
- Playwright
- Pact

about-project :

- As a Senior FullStack Developer – Cloud and Financial Services, you will be working for our client, a global financial institution committed to large-scale modernization of its technology landscape. Your expertise will drive the transformation of legacy systems into modular, cloud-ready platforms, fostering high performance, reliability, and security across diverse teams. This role offers the chance to influence architectural strategies and lead impactful development initiatives that support mission-critical applications used worldwide. Join us to be part of pioneering digital financial solutions that deliver tangible impact and fuel your professional growth.
- Unleash innovation at the forefront of financial technology — shape the future of cloud-enabled enterprise solutions
- Krakow-based opportunity with hybrid work model (up to 5 days remote per month).

responsibilities :

- Lead architecture decisions and define system boundaries, modularization strategies, and standards
- Create and maintain Architecture Decision Records (ADRs), API versioning, and contract standards
- Implement and review core backend services and React front-end applications
- Mentor engineers and facilitate pair or mob programming sessions
- Design CI/CD pipelines, automation workflows, and Infrastructure as Code (IaC) templates
- Own observability and reliability practices, including logging, tracing, and resiliency patterns
- Oversee data integrations, ETL/reporting platforms, SQL Server performance, and high availability strategies
- Manage technical risks, prioritize technical debt, and monitor quality gates
- Collaborate with architects, product owners, and QA teams to shape roadmaps and acceptance criteria

requirements-expected :

- 8+ years of experience in senior or full-stack engineering roles
- Expert knowledge of C# and .NET with strong backend design skills
- Proven experience with Azure architecture and cloud deployments
- Advanced SQL Server expertise, including performance tuning and high availability strategies
- Strong React experience and familiarity with Angular
- Practical hands-on experience modernizing legacy UIs and applications
- Experience with WCF and workload migration to modern protocols
- Solid understanding of ETL and reporting tools such as SSIS, SSRS, and Power BI
- Familiarity with Databricks or Spark for data processing
- Strong CI/CD and automation skills, including Jenkins and GitOps practices
- Language Required for the role: Fluent Polish and English
- Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role.

offered :

- Stable and long-term cooperation with very good conditions
- Enhance your skills and develop your expertise in the financial industry
- Work on the most strategic projects available in the market
- Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years
- Participate in Social Events, training, and work in an international environment
- Access to attractive Medical Package
- Access to Multisport Program
- Access to Pluralsight

benefits :

- sharing the costs of sports activities
- private medical care
- remote work opportunities
- flexible working time
- fruits
- integration events
- corporate gym
- saving & investment scheme
- no dress code
- coffee / tea
- drinks
- christmas gifts
- birthday celebration
- sharing the costs of a streaming platform subscription
- access to +100 projects
- access to Pluralsight