Role Description The Internal Platform is a pivotal foundation that accelerates product development by providing a reliable, scalable, and self-service ecosystem. It supports the entire software lifecycle and is meticulously tailored to meet the organization’s technological needs and strategic direction. - The platform enables development teams to operate autonomously in 80% of cases, reducing dependency on the Internal Platform team. - Ensures compliance, security, and business continuity are integrated across the entire platform, defending general reliability of services and data integrity. - The Internal Platform team consists of 34 people including 27 individual contributors, 2 Staff Engineers, 4 Engineering Managers, and the Head of Internal Platform. - The team is organized to efficiently address Stakeholders' needs. Qualifications - At least 5 years of experience related to security. - Vast experience with container orchestration platforms like Kubernetes and how to secure them (must-have). - Experience in maintaining and developing policy for security-focused CNI/Service Mesh (e.g., Calico, Cilium). - Experience in scanning for and managing vulnerabilities at scale. - Experience with Hashicorp Vault. - Knowledge of Terraform and popular CI/CD tools. - Experience in building scalable and secure production HA environments using AWS. - Familiarity with network security services (e.g., AWS WAF/Cloudflare). - Ability to develop tools or scripts in Bash or GO to automate work. - Ability to communicate in English (both spoken and written - min. B2 level). - Skill in bringing people on board regarding security and best practices. Requirements - Making sure that our platform is compliant with the best industry practices and standards for security (ISO27001, C5, SOC2). - Help us to introduce security at every step of our platform lifecycle. - Ability to vigilantly understand and mitigate security threats before they arise. - Optimize system scalability and cost efficiency. - Development, monitoring, and maintenance of Kubernetes clusters on several continents. - CI/CD development and maintenance. - Ensure that all services are deployed in a way that makes them highly available. - Fix urgent issues and optimize performance. - Support other team members in their daily work. Benefits - A salary adequate to your experience and skills. - True flexibility and work-life balance. - Remote or hybrid work model with a hub in Warsaw. - Flexible working hours (fully flexible, as in most cases you only have to be on a couple of meetings weekly). - 20/26 days of paid time off (depending on your contract). - Additional paid day off on your birthday or work anniversary (you choose what you want to celebrate). - Private healthcare plan with Signal Iduna for you and subsidized for your family. - Multisport card co-financing for access to sports facilities across Poland. - Access to iFeel, a technological platform for mental wellness offering online psychological support and counseling. - Free English and Spanish classes.

Maybe you’re bored and need a new challenge. Or you’re sick of all the bureaucracy and just want to focus on building resilient, reliable systems. Or maybe you’re looking for a job where you can do really great work from anywhere. Whatever the reason, we want you to know that LT is different. And not just air quotes “different,” but more like “breathing easy for the first time in a long time” different. It’s a place where you can write your own story and make a difference along the way. At LT, you’ll have the freedom and flexibility to do what you think needs to be done, and you’ll get to do it while working alongside a team of other curious individuals who love a good challenge too. We’re currently looking to add a Platform Engineer to this nerd club of ours. If you’re someone who enjoys solving complex infrastructure problems, automating everything you possibly can, and making systems more resilient, we’d love to chat. Here’s what you can expect as a Platform Engineer at LT: - You’ll join forces with a small, collaborative team to design, build, and maintain highly reliable infrastructure and systems that power our applications. - You’ll work closely with engineers to improve system performance, reliability, and scalability while helping automate infrastructure and deployment processes. - You’ll help build and maintain modern cloud infrastructure using AWS, leveraging tools like Terraform to ensure environments are reproducible and manageable. - You’ll design and maintain CI/CD pipelines using GitHub Actions, enabling teams to ship faster and safer. - You’ll deploy and manage containerized applications in Kubernetes, helping improve reliability, observability, and operational efficiency. - You’ll write scripts and automation using Bash and work comfortably in UNIX-based environments to streamline operations and reduce manual toil. - You’ll participate in incident response and troubleshooting when things break (because sometimes they will), and help implement long-term improvements to prevent them from happening again. - You’ll help improve monitoring, alerting, and system visibility so we can detect and resolve issues quickly. - You’ll continuously look for ways to automate processes, reduce operational overhead, and make systems more resilient. Here’s what we’re looking for: - Experience working as a Site Reliability Engineer, DevOps Engineer, or similar role - Hands-on experience with AWS cloud infrastructure - Experience managing infrastructure using Terraform - Experience building or maintaining CI/CD pipelines with GitHub Actions - Experience running and operating applications in Kubernetes - Strong experience working in UNIX/Linux environments - Ability to write automation scripts using Bash - A mindset focused on automation, reliability, and scalability - Experience troubleshooting production systems and improving system reliability - A collaborative attitude and strong communication skills

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capital and cryptoassets. The UP – Analytics Front Office team is looking for a Senior Software Engineer who relishes working in challenging time-critical environments solving complex problems alongside highly capable peers. Our team operates services providing real-time PnL and Risk monitoring services for a diverse group of trading desks each with varying degrees of portfolio and model complexity. While previous experience in the trading and finance industry is beneficial, we’re looking for talented software engineers with or without industry-specific expertise. We are open to remote workers for this role with the correct set of skils. UP (Unified Platform) consolidates data and technologies into a comprehensive solution, accelerating time to market. Optimizing decision-making and research, our platform simplifies implementing new ideas, enhancing our competitive edge. UP - PI (Platform Infrastructure) Writes and operates systems that accelerate other development teams. They provide managed services to technologists across all of DRW, helping domain experts focus on their business-critical goals. They create software to connect people, projects, and information, preventing silos and opacity. For the appropriate candidate, we are open to remote employees for this role. Expectations: - Write, maintain, operate and improve managed infrastructure services for technologists firm-wide - Design and communicate standards for how centrally managed services can be used - Support internal technologists with triage, education, and consulting - Write, maintain, operate, and improve bespoke applications for internal use, focused on visibility and integration across teams. - Enable other teams to focus on business domains. - Influence outcomes through dozens of software teams. - Broadcast contagious passion for developer experience. - Consolidate diverse and redundant approaches to common problems. Desirable Experience: - Three or more years of high impact contributions in Software Engineering, DevOps, SRE, Platform Engineering or adjacent roles - Expertise in operating infrastructure at scale - Expertise in Kubernetes, Apache Airflow, Kafka, Redis - Proficiency in at least one of Python, Go, Java, Ruby - Comfort deploying software to the cloud and on-premises - Proven success in elevating standards for non-functional requirements like security, observability, reliability, and speed of delivery - Informed perspective about AI Agents as development tools - Record of accomplishment of enhancing the capabilities of other engineers and teams The annual base salary range for this position is $100k to $175k depending on the candidate’s experience, qualifications, and relevant skill set. The position is also eligible for an annual discretionary bonus. In addition, DRW offers a comprehensive suite of employee benefits including group medical, pharmacy, dental and vision insurance, 401k (with discretionary employer match), short and long-term disability, life and AD&D insurance, health savings accounts, and flexible spending accounts. For more information about DRW's processing activities and our use of job applicants' data, please view our Privacy Notice at https://drw.com/privacy-notice. California residents, please review the California Privacy Notice for information about certain legal rights at https://drw.com/california-privacy-notice. [#LI-SK1]

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and Energy across all major global markets. We have also leveraged our expertise and technology to expand into three non-traditional strategies: real estate, venture capital and cryptoassets. We operate with respect, curiosity and open minds. The people who thrive here share our belief that it’s not just what we do that matters–it's how we do it. DRW is a place of high expectations, integrity, innovation and a willingness to challenge consensus. UP (Unified Platform) consolidates data and technologies into a comprehensive solution, accelerating time to market. Optimizing decision-making and research, our platform simplifies implementing new ideas, enhancing our competitive edge. UP - PI (Platform Infrastructure) creates and operates tooling to make building, running, and changing UP software more scalable, failure-proof, and intelligible. They bridge infrastructure and running services and balance developer autonomy with guard-rails. The team ensures that infrastructure underlying UP services is robust, resilient, and agile to adapt to evolving demands. The team curates UP's SDLC by embedding and consulting with other teams to hone a consistent approach. UP - PI spearheads adoption of new tools and practices across the UP platform. We dogfood what we build, treat developers as customers, and look for engineers who blend strong software engineering instincts with platform engineering skills. For the appropriate candidate, we are open to remote employees for this role. Expectations: - Pave a Golden Path for developers from design to deployment. - Design, implement, operate and maintain build/release/run tooling for 20+ development teams. - Enable other teams to focus on business domains. - Influence outcomes through dozens of software teams. - Broadcast contagious passion for developer experience. - Consolidate diverse and redundant approaches to common problems. - Support and teach users of the development platform you build. - Incorporate Agentic AI tools into our SDLC and Platform. - Make AI-Empowered iteration seamless and safe for other Software Engineers. Desirable Experience: - Six or more years of high impact contributions in Software Engineering or adjacent roles - Expertise in GitHub Actions, Team City, Concourse, or comparable CI/CD systems - Proficiency in at least one of Python, Go, Java, Ruby - Working Knowledge of Kubernetes - Comfort deploying software to the cloud and on-premises - Proven success in elevating standards for non-functional requirements like security, observability, reliability, and speed of delivery - Informed perspective about AI Agents as development tools - Record of accomplishment of enhancing the capabilities of other engineers and teams The annual base salary range for this position is $175,000 to $235,000 depending on the candidate’s experience, qualifications, and relevant skill set. The position is also eligible for an annual discretionary bonus. In addition, DRW offers a comprehensive suite of employee benefits including group medical, pharmacy, dental and vision insurance, 401k (with discretionary employer match), short and long-term disability, life and AD&D insurance, health savings accounts, and flexible spending accounts. For more information about DRW's processing activities and our use of job applicants' data, please view our Privacy Notice at https://drw.com/privacy-notice. California residents, please review the California Privacy Notice for information about certain legal rights at https://drw.com/california-privacy-notice. [#LI-SK1]