Senior Full-Stack Developer

As part of PwC’s international network serving more than 200,000 clients across 152 countries, our Threat Intelligence team delivers research-driven, actionable intelligence to public and private sector organisations worldwide. We identify emerging intrusion techniques, track hundreds of threat actors — from organised crime groups to state-affiliated espionage actors across more than 27 countries — and provide intelligence that underpins incident response, adversary emulation, managed threat hunting, and strategic security decision-making. Our ability to scale and deliver high-quality intelligence depends on robust, secure, and well-designed technology platforms. In this role, you will design and build the tools that enable our analysts to collect, analyse, and publish intelligence at pace — and ensure our clients have reliable access to critical insights. We are looking for: Senior Software Engineer Your future role: Design and build scalable automation tools and data collection systems, integrating with third-party APIs and bespoke data sources, Develop and maintain internal platforms, services, and RESTful APIs supporting intelligence analysis, publication and distribution, Contribute to systems managing and presenting structured technical intelligence data, Collaborate with product and service owners to improve interfaces and APIs enabling seamless integration of intelligence into client-facing services, Write clean, performant and reusable frontend and backend code, including the use of AI Agents, Review peers’ work constructively with focus on user needs and engineering best practices, Contribute to internal documentation for both technical and non-technical stakeholders, Support the continuous evolution and global scaling of our platforms. Apply if you have: At least 5 years of experience in software development, Strong experience with Python, Advanced knowledge of JavaScript and modern web technologies (HTML/CSS), Experience designing, developing and consuming RESTful APIs, Experience working with AI tools such as Cursor or GitHub Copilot, Ability to build performant, maintainable and reusable UI components, Experience working in globally distributed teams, Strong written and verbal communication skills. Nice to have: Experience with TypeScript, React and Node.js, Experience with Python backend frameworks (e.g. Flask, Falcon), Full-stack development experience across frontend and backend systems, Experience deploying and operating applications in cloud environments (GCP, AWS or Azure), Familiarity with modern development practices (CI/CD, containerisation, cloud-native architectures). By joining us you gain: Work flexibility – remote working model, flexible start of the day, workation, sabbatical leave, Development and upskilling - our full support during onboarding process, mentoring from experienced colleagues, training sessions, workshops, certification co/financed by PwC and conversations with native speaker, Wide medical and well-being program - a medical care package (incl. freedom of treatment, physiotherapy, discounts on dental care), coaching, mindfulness sessions, psychological support, education through dedicated webinars and workshops, financial and legal advice, Possibility to create your individual benefits package (a.o. lunch pass, insurance packages, concierge, veterinary package for a pet, massages) and access to a cafeteria - vouchers, discounts on IT equipment and car purchase, 3 paid hours for volunteering per month, Additional paid Birthday Day off, And when you start enjoying PwC as much as we do, you may recommend your friend to work with us. Recruitment process: Submit your resume, Have a short phone conversation with our Recruiter, Let's get to know each other better in the interview! Should you have any questions, please do not hesitate to reach out to us: pl_ITrecruitment@pwc.com. Please note that this email is not designated for application submissions. Your personal data will be processed for recruitment purposes by PwC Advisory sp. z o.o. sp.k. or another PwC entity which runs a recruitment process - ( list of entities ). If you have given separate consent, data will also be processed for other purposes in accordance with the content of the consents granted. Full information about processing your personal data is available in the Privacy Policy .