Lead Full-Stack Software Engineer

SimCorp; Warszawa; Hybrid; PLN 140,000 - 190,000; Full time

Benefits offered by this job

Hybrid work model

Annual bonus

Healthcare

Multisport

Job summary

SimCorp in Warsaw is seeking a Lead Full-Stack Software Engineer to shape and deliver enterprise-grade investment operations software. You will lead design, balance coding with automation, and drive quality across teams.

The role requires 8+ years in software engineering, strong C#/.NET and Angular, hands-on testing, CI/CD expertise, and mentoring. You will collaborate with colleagues across Europe, while benefiting from a hybrid office model and ongoing professional growth.

Qualifications

• 8+ years of software engineering experience with Dev/QA responsibilities.
• Expertise in .NET/C# and Angular.
• Strong test automation (E2E, API, Integration) and test strategy.

Responsibilities

• Provide technical leadership in design, development, and testing.
• Define and own test architecture and quality strategy at team level.
• Balance active coding with guiding automation initiatives.
• Drive adoption of automation-first practices across the team.
• Mentor and coach engineers in development, automation, and testing skills.
• Improve CI/CD pipelines and engineering processes.

Skills

C#/.NET

Angular

Leadership

Test automation

CI/CD

Architectural design

English communication

Cloud

Education

Bachelor's or Master's in CS or related field

Tools

Git

TeamCity

Azure DevOps

SQL

Job description

## Lead Full-Stack Software EngineerApplylocations: Warsawtime type: Full timeposted on: Posted Todayjob requisition id: R-212307**WHAT MAKES US, US**Join some of the most innovative thinkers in FinTech as we lead the evolution of financial technology. If you are an innovative, curious, collaborative person who embraces challenges and wants to grow, learn and pursue outcomes with our prestigious financial clients, say Hello to SimCorp!At its foundation, SimCorp is guided by our values — caring, customer success-driven, collaborative, curious, and courageous. Our people-centered organization focuses on skills development, relationship building, and client success. We take pride in cultivating an environment where all team members can grow, feel heard, valued, and empowered.If you like what we’re saying, keep reading!**WHY THIS ROLE IS IMPORTANT TO US**At SimCorp, we build products that power investment management and financial institutions worldwide. We support some of the largest financial institutions in the world to be successful by simplifying their investments, accounting and operations.Investment Operations is a product area within SimCorp’s Product Division, which delivers functionality enabling the operations users to be highly efficient. It also offers full STP and automation capability for the workflows and processes seamlessly across the product areas and the financial institutions workflows.As part of our Investment Operations Product Area, you will contribute to the development of enterprise products within this product area. You will collaborate with colleagues from Ukraine, Poland, Denmark and Germany, while gaining deep expertise in applied finance and modern software engineering practices.**WHAT YOU WILL BE RESPONSIBLE FOR**As a Lead Developer, you will:* Provide technical leadership in design, development, and testing.* Define and own test architecture and quality strategy at team level.* Balance active coding (C#, Angular, APL) with guiding automation initiatives.* Drive adoption of automation-first practices across the team.* Ensure high-quality delivery by monitoring coverage, test metrics, and quality KPIs.* Mentor and coach engineers in development, automation, and testing skills.* Represent the combined QA/Dev approach in cross-team forums.* Collaborate with stakeholders (POs, TLs, architects) to align technical and quality goals.* Conduct in-depth root cause analysis for complex defects and ensure preventive actions.* Advocate for and implement improvements in tools, CI/CD pipelines, and engineering processes.* Continuously assess and improve engineering processes, recommending new tools and technologies to enhance productivity and software quality.* Represent the team in technical forums and contribute to cross-team knowledge exchange.**WHAT WE VALUE**We are looking for an engineer who has demonstrated leadership abilities:* Bachelor’s or master’s degree in computer science, Engineering, Mathematics, or a related field.* 8+ years of experience in software engineering with combined Dev/QA responsibilities.* Expertise in .NET / C# and working knowledge of Angular.* Known for impactful leadership, resulting in improved efficiency and project success among engineering teams.* Extensive background in test automation (E2E, API, Integration) and test strategy.* Solid experience in architecting and developing enterprise-scale applications.* Extensive knowledge of Cloud and On-Prem infrastructures (Microsoft Azure experience).* Deep expertise in CI/CD pipelines and tools (Git, TeamCity, Azure DevOps).* Thorough understanding of software architecture, design patterns, and Domain-Driven Design.* Familiarity with XP practices (TDD, pair programming, continuous integration).* Experience with relational databases (SQL).* Readiness to learn APL, developing new features and debugging existing functionality, with full support from our team throughout the learning process.* Proficient English communication skills (Upper-Intermediate or higher), both written and spoken.* Ability to mentor, motivate, and guide a team toward technical excellence and efficient delivery.**NICE TO HAVE*** Experience with Azure or similar cloud platforms.* Background in FinTech or capital markets.* Knowledge and experience in the financial domain, fintech, derivatives (options, futures, swaps, etc.) is an advantage.**BENEFITS*** Flexible working hours and hybrid model - 2 days in the office, 3 days remote* Modern office (next to Wilanowska metro station) with quiet zones and ergonomic workstations* Base salary with annual bonus structure* Holiday allowance upon a 2-week vacation* Occasional remote work across Poland and international options available (up to 24 days domestic, 20 days international per year - subject to internal policy)* Employer-paid Medicover Platinum healthcare package (employee-paid family upgrade available)* MyBenefit Cafeteria with a monthly budget provided by SimCorp, which can be used to finance a Multisport card (with a 25% employee contribution) or choose other lifestyle options* Unum group life insurance (employee-paid upgrade available)* Medicover travel insurance for private trips and global business travel insurance* Possibility to join Deutsche Börse Group Share Plan (eligible after 1 year)* Copyrights program for certain roles* Possibility to develop your career in an international environment* Professional training and courses provided by SimCorp* Polish language classes for foreign employees; German and English classes based on business needs* Integration events, volunteering initiatives and employee-led clubs**Compensation ranges are being disclosed at the initial stage of candidate engagement.**Visit our career pages to learn more about working at SimCorp: www.simcorp.com/career**NEXT STEPS**Please send us your application in English via our career site as soon as possible, we process incoming applications continually. Please note that only applications sent through our system will be processed. At SimCorp, we recognize that bias can unintentionally occur in the recruitment process. To uphold fairness and equal opportunities for all applicants, we kindly ask you to exclude personal data such as photo, age, or any non-professional information from your application. Thank you for aiding us in our endeavor to mitigate biases in our recruitment process.**WHO WE ARE?**For over 50 years, we have worked closely with investment and asset managers to become the world’s leading provider of integrated investment management solutions. We are 4,000+ colleagues with a broad range of nationalities, education, professional experiences, ages, and backgrounds.SimCorp is an independent subsidiary of the Deutsche Börse Group. Following the recent merger with Axioma, we leverage the combined strength of our brands to provide an industry-leading, full, front-to-back offering for our clients.SimCorp is an equal opportunity employer and welcome applicants from all backgrounds, without regard to race, gender, age, disability, or any other protected status under applicable law. We are committed to building a culture where diverse perspectives and expertise are integrated into our everyday work. We believe in the continual growth and development of our employees, so that we can provide best-in-class solutions to our clients.