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Offer summary
(Summary generated by AI based on the full job description)
The project involves developing a modsec-based Web Application Firewall (WAF) for a financial services organization focused on internal service security. Key technologies include C, Linux/Unix, HTTP APIs (RESTful), cloud platforms GCP/AWS. Responsibilities cover end-to-end software development, collaboration with global teams, and automation of deployment and monitoring. Agile environment experience and production issue resolution are required. The offer includes access to a medical package and learning programs.
Mid-Level Security Software Engineer – Web Application Firewall (WAF)
Company: ITDS Polska Sp. z o.o.
from: 22 May 2026
to: 21 June 2026
25 200 - 29 400 złnet (+ VAT)/ mth.B2B contract (full-time)
salary not specifiedcontract of employment
Salary details
basic salary
Offer parameters
level:mid
working mode:hybrid
location:Kraków, Lesser Poland
Kraków, Lesser Poland
Requirements
Expected technologies
C
Linux
Google Cloud Platform
AWS
Unix
Optional technologies
Java
Node.js
Operating system
Windows
Linux
Our requirements
- At least 4 years of experience in a fast-paced, agile environment.
- Proficiency in C and Linux/Unix systems.
- Strong knowledge of HTTP APIs, such as RESTful services.
- Experience designing scalable, secure, and resilient solutions on Cloud platforms (GCP/AWS) and on-premise environments.
- Familiarity with software design best practices, unit and integration testing.
- Excellent communication skills and ability to work collaboratively across teams.
- Self-motivated, analytical mindset with decisive problem-solving skills.
- Fluent English (required).
Optional
- Knowledge of Java JNI and modern system integration.
- Experience with Node.js and related system architectures.
- Familiarity with HSBC-cranker or similar enterprise security tools.
Your responsibilities
- Take ownership of end-to-end delivery of development tasks, including requirements analysis, design, coding, testing, and deployment.
- Collaborate with global teams in Europe and Asia to ensure seamless project execution.
- Participate actively in agile ceremonies such as Sprint planning, Scrum meetings, and Backlog grooming.
- Automate deployment, monitoring, and testing processes to enhance efficiency and cycle time.
- Work closely with engineers, architects, and stakeholders to understand data flow, optimize application performance, and improve platform monitoring.
- Resolve production issues during UK working hours, ensuring platform stability and swift resolution.
About the project
As a Senior Software Developer in Transformation & Digital IT, you will be working for our client, a leading global financial services organization. You will contribute to designing and implementing a modsec-based Web Application Firewall (WAF) that secures internal services across the organization. This role offers an exciting chance to work on a state-of-the-art security project in a fast-paced, agile environment, fostering professional growth and technological innovation.
Unleash innovation in cybersecurity — develop cutting-edge web application firewall solutions!
Krakow-based opportunity with hybrid work model (up to 3 remote days per week).
Only candidates with an existing legal right to work in Europe will be considered for this role.
This is how we organize our work
This is how we work
at the client's siteagilescrum
#GETREADY to meet with us!
ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people.
We would like to meet you. If you are interested please apply and attach your CV in English or Polish, including a statement that you agree to our processing and storing of your personal data.
ITDS’s Whistleblower Procedure
📌 You can report violations in accordance with ITDS’s Whistleblower Procedure available here: https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
What we offer
- 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
- Flexible hours
Benefits
- sharing the costs of sports activities
- private medical care
- 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
Recruitment stages
- 1.online interview
- 2.online interview
ITDS Polska Sp. z o.o.
ITDS supports financial service providers to take the next steps.
We identify what’s possible, every day. Opportunities in the areas of technology, organization, and digitization.
We see where banks, insurers, payment companies, or fintech can go and how they can get there.
That’s why we want to stimulate you to ramp up your ambition. Forget what you perceive as restraints and step towards the new reality.
ITDS in Poland - Pure player in new Technologies & Financial Industry
+300 IT implementation professionals
+20 clients in the Banking, Insurance, Payment & Fintech Industry
ITDS excels in digital strategy delivery and implementation of best-of-breed lending solutions. ITDS has delivered successful strategic projects throughout Europe since 1998. We combine the experience we’ve accumulated with in-depth knowledge of technologies, business processes, and EU legislation to unlock new business opportunities.
This is how we work
Mid-Level Security Software Engineer – Web Application Firewall (WAF)
25.2k–29.4k zł / mth. (B2B)
I apply to:
ITDS Polska Sp. z o.o.
Kraków, Lesser Poland
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Informujemy, że administratorem danych jest ITDS z siedzibą w Warszawie, ul. Złota 59 (dalej jako "administrator"). Masz prawo do żądania dostępu do swoich danych osobowych, ich sprostowania, usunięcia lub ograniczenia przetwarzania, prawo do wniesienia sprzeciwu wobec przetwarzania, a także prawo do przenoszenia danych oraz wniesienia skargi do organu nadzorczego. Dane osobowe przetwarzane będą w celu realizacji procesu rekrutacji. Podanie danych w zakresie wynikającym z ustawy z dnia 26 czerwca 1974 r. Kodeks pracy jest obowiązkowe. W pozostałym zakresie podanie danych jest dobrowolne. Odmowa podania danych obowiązkowych może skutkować brakiem możliwości przeprowadzenia procesu rekrutacji. Administrator przetwarza dane obowiązkowe na podstawie ciążącego na nim obowiązku prawnego, zaś w zakresie danych dodatkowych podstawą przetwarzania jest zgoda. Dane osobowe będą przetwarzane do czasu zakończenia postępowania rekrutacyjnego i przez okres możliwości dochodzenia ewentualnych roszczeń, a w przypadku wyrażenia zgody na udział w przyszłych postępowaniach rekrutacyjnych - do czasu wycofania tej zgody. Zgoda na przetwarzanie danych osobowych może zostać wycofana w dowolnym momencie. Odbiorcą danych jest serwis Hello HR oraz inne podmioty, którym powierzyliśmy przetwarzanie danych w związku z rekrutacją.
Naruszenia można zgłaszać zgodnie z Procedurą zgłaszania nieprawidłowości ITDS dostępną tutaj:
https://itds.pl/wp-content/uploads/2025/03/INFORMATION-ON-PROCEDURE-FOR-REPORTING-BREACHES-AND-PROTECTION-OF-WHISTLEBLOWERS-AT-ITDS-POLSKA.pdf
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