Senior (Staff) Penetration Tester

Senior Talent Acquisition Delivery Partner : Product Engineering - Warsaw based

WPP

WPP is the trusted growth partner for the world’s leading brands.  We unite cutting-edge media intelligence and data solutions, world-class creativity, next-generation production, transformative enterprise solutions and expert strategic counsel in a single company – powered by exceptional talent and our agentic marketing platform, WPP Open, to help our clients navigate change, capture opportunity and deliver transformational growth.    We work with the world's most valuable brands and have global reach across 100+ markets, with deep local expertise.   Our people are the key to our success. We're committed to fostering a culture of creativity, belonging and continuous learning, attracting and developing the brightest talent, and providing exciting career opportunities that help our people grow.    For more information, visit WPP.com.   Why we're hiring: We are on a mission to build a world‑class Product Engineering organisation within WPP Data, Tech Solutions that will redefine how WPP operates at scale. To achieve this, we are establishing a brand new, dedicated Talent Acquisition team specifically focused on securing the best engineering talent globally. This isn't just about filling roles; it's about shaping a talent strategy, building a distinctive employer brand for engineering, and directly contributing to WPP’s technology and data transformation. Reporting To: Lead Talent Acquisition Partner, Product Engineering What you'll be doing: As a Senior Talent Acquisition Delivery Partner, Product Engineering, you will be a pivotal member of this elite team, taking on complex and critical engineering leadership searches. You will not only be instrumental in sourcing, attracting, and hiring top‑tier product engineers but will also play a significant role in establishing best practices, mentoring junior team members, and directly influencing our overall talent strategy and employer brand for engineers. This role offers a unique opportunity to help architect recruitment processes and culture from the ground up. This is an advanced end‑to‑end recruitment role where you will operate as a specialist to the Product Engineering business. You will be responsible for the full lifecycle of talent acquisition, focusing on niche product engineering roles, from strategic sourcing and candidate engagement through to offer negotiation and onboarding preparation. Beyond direct recruitment, you will significantly contribute to and help influence the overall talent strategy for WPP Data, Tech Solutions, identifying market trends and shaping our approach to attracting world‑class engineering talent What you'll need: Strategic Partnership & Influence: Proactively collaborate with Product Engineering hiring managers and senior leaders to deeply understand their technical roadmaps, strategic objectives, and long‑term talent needs. Act as a trusted TA SME, providing proactive market insights, competitive intelligence, and help TA leadership in the strategic recommendations on talent acquisition strategies. Full‑Cycle Recruitment for Critical Roles: Delivery of the entire recruitment process for highly specialised, senior, and level Product Engineering roles (e.g., Principal Engineers, Architects, Engineering Managers, Staff Engineers, Senior DevOps/SRE, Data Science Leads, Technical Product Leaders), from initial brief to successful hire. Advanced Sourcing & Talent Mapping: Develop and execute sophisticated, multi‑channel sourcing strategies, including proactive talent mapping, to identify and engage highly passive and in‑demand technical candidates. Leverage platforms such as LinkedIn Recruiter, GitHub, Stack Overflow, niche tech communities, industry events, executive search networks, and other creative channels, often mentoring others on best practice. Exceptional Candidate Experience: Deliver a best‑in‑class, high‑touch candidate experience for technical talent, acting as a premier brand ambassador for WPP. Ensure clear, empathetic, and professional communication at every stage, setting the standard for the team. Market Intelligence & Employer Branding Leadership: Proactively gather and synthesise actionable market intelligence on talent availability, compensation benchmarks, and competitor activity to inform and shape hiring strategies. Take a leading role in developing and promoting the WPP Data, Tech Solutions employer brand within the product engineering community through strategic content, events, and partnerships.   What You'll Bring: * Proven Experience (8+ years): Significant hands-on experience in full-cycle Talent Acquisition, with a dedicated focus on recruiting Product Engineering talent in fast-paced, high-growth, and complex enterprise or agency-like environments. * Domain Expertise: Understanding of modern software development methodologies (Agile, Scrum, Kanban) and the product development lifecycle. * Technical Acumen: Ability to speak confidently about and understand various programming languages (e.g., Python, JavaScript, TypeScript, NodeJS, .Net), cloud platforms (AWS, Azure, GCP), microservices architectures, data technologies, DevOps tools, and similar development frameworks. You don't need to be an engineer, but you must "get" engineering. * Complex Environment Experience: Demonstrated ability to navigate and succeed within large, matrixed organizations, managing multiple stakeholders and competing priorities. Experience within a global or multi-brand environment is highly advantageous. * "Builder" Mindset: A proactive, self-starter attitude with experience contributing to the setup or scaling of recruitment functions, processes, or teams from scratch. Comfort with ambiguity and a desire to shape the future. * Strategic Sourcing Mastery: Expert-level proficiency in direct sourcing techniques and tools, with a track record of identifying and engaging passive, in-demand technical talent. * AI & Technology‑Led Recruitment Mindset: Experience applying AI‑enabled sourcing approaches and recruitment technologies to improve efficiency, quality of hire, and candidate engagement, with a clear understanding of where automation adds value and where human judgement remains critical. * Stakeholder Management: Exceptional interpersonal and communication skills, with the ability to build strong, credible relationships with hiring managers, leadership, and candidates at all levels. * Data & Metrics Orientation: Proficient in using Applicant Tracking Systems (ATS - e.g., Greenhouse, Workday) and recruitment analytics to drive insights and improve performance. * Influence & Negotiation: Strong persuasion, negotiation, and closing skills. * D&I Advocate: A genuine commitment to fostering an inclusive hiring process and building diverse teams.   Who you are: You're open: We are inclusive and collaborative; we encourage the free exchange of ideas; we respect and celebrate diverse views. We are open-minded: to new ideas, new partnerships, new ways of working. You're optimistic: We believe in the power of creativity, technology and talent to create brighter futures or our people, our clients and our communities. We approach all that we do with conviction: to try the new and to seek the unexpected. You're extraordinary: we are stronger together: through collaboration we achieve the amazing. We are creative leaders and pioneers of our industry; we provide extraordinary every day.   What we'll give you: Passionate, inspired people – We aim to create a culture in which people can do extraordinary work. Scale and opportunity – We offer the opportunity to create, influence and complete projects at a scale that is unparalleled in the industry. Challenging and stimulating work – Unique work and the opportunity to join a group of creative problem solvers. Are you up for the challenge? #LI-Hybrid  The gross salary for this position at the time of this posting is indicated below. This range reflects our broader group’s compensation framework across diverse agencies and disciplines. For this specific role, our offer will be determined within this range based on our internal benchmark, reflecting the specific market conditions for our discipline. Individual compensation varies based on job-related factors, including business needs, experience, level of responsibility and qualifications.   In addition to the salary range provided, we offer a comprehensive benefits package designed to support our employees' well-being and professional growth. While specific details may vary by agency, typical benefits often include: private medical care, professional development opportunities, training programmes and flexible working arrangements (where applicable). Some agencies may offer additional benefits. . 11 542 zł—25 000 zł PLN We believe the best work happens when we're together, fostering creativity, collaboration, and connection. That's why we’ve adopted a hybrid approach, with teams in the office around four days a week. If you require accommodations or flexibility, please discuss this with the hiring team during the interview process. WPP is an equal opportunity employer and considers applicants for all positions without discrimination or regard to particular characteristics. We are committed to fostering a culture of respect in which everyone feels they belong and has the same opportunities to progress in their careers. PLEASE READ OUR PRIVACY NOTICE (HTTPS://WWW.WPP.COM/EN/CAREERS/WPP-PRIVACY-POLICY-FOR-RECRUITMENT) FOR MORE INFORMATION ON HOW WE PROCESS THE INFORMATION YOU PROVIDE.

Senior Software Engineer - Customer Experience Engineering

Snowflake

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. The Customer Experience Engineering Team builds the internal and external technologies that scale Snowflake’s global support and sales organizations. We empower our technical experts by providing the advanced tools they need to resolve complex issues and drive customer success. Our team specializes in software engineering, data-driven decisions, ML, and LLM-based solutions. We build production-grade systems to automate manual processes and augment the capabilities of our technical staff. Our current focus includes: * LLMs: Developing and deploying LLM and agent-based architectures for streamlining troubleshooting * Scalable Evaluations: Implementing large-scale evaluations to ensure the quality and reliability of our internal and external tools * Process Automation: Designing intelligent workflows that eliminate bottlenecks and allow our experts to focus on the most technical aspects of the Snowflake platform * Incident discovery: using embeddings, LLMs, clustering, and agents to detect potential widespread issues more quickly Now, the team is growing, and we are looking for a Software Engineer to join us. In this role, you will work closely with the state of the art LLM models, fine-tune them, develop agents, apply various clusterings, summarizations, embeddings, and so on. Even though we usually use high-level libraries (e.g., scikit or Snowflake’s Cortex) rather than perform matrix multiplications ourselves, some prior ML experience is definitely useful. As a Software Engineer, you will contribute to the development of ML and LLM-based solutions, propose new ideas, and keep improving the existing models. You will: * Develop and refine ML models that are critical to Snowflake’s business * Design metrics and experiments to validate your insights * Help to implement projects that span our stack, including Java and Python services hosted in Snowflake and Kubernetes * Collaborate with a cross-functional team, including product management and design * Deliver features requiring close coordination with several partner teams * Be a participant in defining the product vision and team planning * Pinpoint problems, instrument relevant components as needed, and ultimately implement solutions Our ideal Software Engineer will have: * B.S. or M.S. degree in CS, or equivalent discipline * 5+ years of hands-on software engineering experience * 2+ years maintaining a production system * 1+ years of working ML experience * Interest in the State of the Art LLM-based solutions * Experience with modern application design architecture, good API design patterns, performance and scale * Expertise in at least one of the following: Python, Java * Experience with software engineering best practices: unit testing, code reviews, design documentation * Excellent debugging and troubleshooting skills, especially in a cloud environment * Great communication skills, both verbal and written and an interest in working with a diverse set of peers and external developers * Genuine enjoyment of the art of building great software, and a love of learning new things Snowflake is growing fast, and we’re scaling our team to help enable and accelerate our growth. We are looking for people who share our values, challenge ordinary thinking, and push the pace of innovation while building a future for themselves and Snowflake. How do you want to make your impact? For jobs located in the United States, please visit the job posting on the Snowflake Careers Site for salary and benefits information: careers.snowflake.com

Senior Java Software Engineer

Capital.com

We are a leading trading platform that is expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talent team.    We are currently growing our Backend Team and looking for great Engineers with an interest in trading to join us! Our Engineering team plays a pivotal role in ensuring the robustness, speed, and security of our product. Dedicated to enhancing performance, providing a best-in-class user experience, ensuring compliance, and safeguarding data, the team's efforts directly impact our ability to offer clients a seamless and secure trading journey.   We believe great engineering talent not only delivers excellent code, but also lives our values. We are looking for someone who is eager to go fast, willing to innovate and grow, who knows how to listen, respect and support, strives to exceed client expectations, and takes full ownership to achieve real results.