Software Engineer II Python

🏢 Summary: Software Engineer role on the Client team building secure browser extensions, desktop applications, CLI tools and SDKs for a global cybersecurity product. The position focuses on client-side engineering in a zero-trust, end-to-end encrypted environment with strong ownership across the full development lifecycle. Ideal for engineers who enjoy solving complex product and security challenges while contributing to open-source and high-quality software at scale. 🗂️ Requirements: 3+ years of experience building JavaScript applications in production, Strong client-side engineering experience with React or similar framework, Ability to design simple, robust solutions to complex problems, Experience writing and maintaining unit, integration and end-to-end tests, Ability to implement secure client-side business logic and data handling, Comfort collaborating across product, design and engineering, Interest in security, privacy or trustworthy software systems 📃 Skills: JavaScript, React, HTML, CSS, Storybook, Jest, WebdriverIO, OpenPGP, Git, Docker, Windows, macOS, Linux 🏢 Description: THE CLIENT Our client is a fast-growing cybersecurity product company rethinking how teams manage and share sensitive access. Their platform is trusted by 40,000+ organisations across 50+ countries - and growing fast. This is an engineering-led business: modern architecture, real technical challenges, and a strong focus on open source, privacy, and security. They’re building a fully remote, collaborative team and looking for engineers who take ownership and enjoy solving meaningful problems. If you want to work on a product with real impact at global scale - this is worth a conversation. THE ROLE: Our client is looking for a software engineer to join its Client team and help build the applications through which users experience the product, including browser extensions, desktop applications, command-line tools and SDKs. This is not a typical frontend role. Because their product is built around end-to-end encryption and a zero-trust model, their client applications carry significant responsibility for security, data handling and product behaviour. The role sits at the intersection of client engineering, product thinking, usability and security-sensitive application design. You would work on features used by a large open-source community, contributing across the full lifecycle: understanding the problem, shaping the approach, implementing the solution, testing it thoroughly and improving it over time. This role will suit someone who enjoys solving complex product problems, keeping solutions simple, and working in an environment where quality, openness and collaboration matter. RESPONSIBILITIES: Build and improve client applications across browser, desktop and adjacent client surfaces Translate product and user needs into secure, usable client-side solutions Implement and maintain business logic, local data handling and security-sensitive workflows on the client side Contribute to testing strategy across unit, integration and end-to-end levels Work closely with product, design and engineering peers to refine solutions before implementation Help improve code quality, performance, maintainability and documentation Contribute to open-source collaboration with the community where relevant CORE REQUIREMENTS 3+ years of experience building JavaScript applications in production Strong client-side engineering fundamentals with React or a similar framework Ability to break down complex problems and design simple, robust solutions Good testing habits and attention to quality Comfort working across product, engineering and implementation questions - not just coding tickets Strong collaboration skills, openness to feedback, and a low-ego working style Interest in security, privacy, or building trustworthy software systems NICE TO HAVE Experience building browser extensions, desktop applications or other multi-platform clients Experience with security-sensitive applications, client-side cryptography or zero-trust architectures Experience with design systems, Storybook or usability-focused product development Open-source contribution experience Experience maintaining long-lived software products Familiarity with other languages such as Go, Swift, C#, PHP, Python or Rust Tools and technologies you’ll work with: JavaScript, React, HTML/CSS, Storybook, Jest, WebdriverIO, OpenPGP-related tooling, Git and Docker across Windows, macOS and Linux environments. (We do not expect candidates to bring experience with every tool listed here) How you work You take ownership of problems, not just tasks You value simplicity and avoid over-engineering You work well in an environment where feedback is frequent and constructive

🏢 Summary: Software Engineer role focused on building and improving secure client applications including browser extensions, desktop apps, CLI tools and SDKs within a zero-trust, end-to-end encrypted product. The position combines client-side engineering, security-sensitive design and product thinking, contributing across the full development lifecycle. You will deliver secure, high-quality solutions used by a large global and open-source community. 🗂️ Requirements: 3+ years of production experience with JavaScript, Strong experience with React or similar framework, Solid client-side engineering fundamentals, Experience designing simple, robust solutions for complex problems, Hands-on experience with unit, integration and end-to-end testing, Ability to implement secure client-side data handling and business logic, Experience collaborating across product, design and engineering teams, Interest in security, privacy or secure software systems 📃 Skills: JavaScript, React, HTML, CSS, Storybook, Jest, WebdriverIO, OpenPGP, Git, Docker, Windows, macOS, Linux 🏢 Description: THE CLIENT Our client is a fast-growing cybersecurity product company rethinking how teams manage and share sensitive access. Their platform is trusted by 40,000+ organisations across 50+ countries - and growing fast. This is an engineering-led business: modern architecture, real technical challenges, and a strong focus on open source, privacy, and security. They’re building a fully remote, collaborative team and looking for engineers who take ownership and enjoy solving meaningful problems. If you want to work on a product with real impact at global scale - this is worth a conversation. THE ROLE: Our client is looking for a software engineer to join its Client team and help build the applications through which users experience the product, including browser extensions, desktop applications, command-line tools and SDKs. This is not a typical frontend role. Because their product is built around end-to-end encryption and a zero-trust model, their client applications carry significant responsibility for security, data handling and product behaviour. The role sits at the intersection of client engineering, product thinking, usability and security-sensitive application design. You would work on features used by a large open-source community, contributing across the full lifecycle: understanding the problem, shaping the approach, implementing the solution, testing it thoroughly and improving it over time. This role will suit someone who enjoys solving complex product problems, keeping solutions simple, and working in an environment where quality, openness and collaboration matter. RESPONSIBILITIES: Build and improve client applications across browser, desktop and adjacent client surfaces Translate product and user needs into secure, usable client-side solutions Implement and maintain business logic, local data handling and security-sensitive workflows on the client side Contribute to testing strategy across unit, integration and end-to-end levels Work closely with product, design and engineering peers to refine solutions before implementation Help improve code quality, performance, maintainability and documentation Contribute to open-source collaboration with the community where relevant CORE REQUIREMENTS 3+ years of experience building JavaScript applications in production Strong client-side engineering fundamentals with React or a similar framework Ability to break down complex problems and design simple, robust solutions Good testing habits and attention to quality Comfort working across product, engineering and implementation questions - not just coding tickets Strong collaboration skills, openness to feedback, and a low-ego working style Interest in security, privacy, or building trustworthy software systems NICE TO HAVE Experience building browser extensions, desktop applications or other multi-platform clients Experience with security-sensitive applications, client-side cryptography or zero-trust architectures Experience with design systems, Storybook or usability-focused product development Open-source contribution experience Experience maintaining long-lived software products Familiarity with other languages such as Go, Swift, C#, PHP, Python or Rust Tools and technologies you’ll work with: JavaScript, React, HTML/CSS, Storybook, Jest, WebdriverIO, OpenPGP-related tooling, Git and Docker across Windows, macOS and Linux environments. (We do not expect candidates to bring experience with every tool listed here) How you work You take ownership of problems, not just tasks You value simplicity and avoid over-engineering You work well in an environment where feedback is frequent and constructive

🏢 Summary: Senior Software Engineer role focused on developing a global passwordless authentication platform in the identity & security domain. The position involves backend and microservices development, designing scalable systems, and contributing to architecture decisions in an international environment. The offer includes hybrid work, flexible employment options, and influence on globally used security products. 🗂️ Requirements: Minimum 5 years of commercial experience as Fullstack or Backend Developer, Practical experience with Node.js, Very good knowledge of JavaScript, Very good knowledge of TypeScript, Very good knowledge of React, Experience with microservices architecture, Experience with AI tools in daily development work, Experience with SQL and/or NoSQL databases, Knowledge of HTTP and REST API, Knowledge of application testing, English proficiency minimum B2+, Polish proficiency minimum C1 📃 Skills: Node.js, NestJS, JavaScript, TypeScript, React, SQL, NoSQL, HTTP, REST, Claude, Cursor, Juni, OpenID, OAuth, SAML, AWS, GCP, CI/CD 🏢 Description: Pracuj nad rozwiązaniami, które zabezpieczają cyfrową tożsamość milionów użytkowników na całym świecie. Dla międzynarodowej firmy z branży usług informatycznych poszukiwany jest Senior Software Engineer do organizacji budującej nowoczesną platformę passwordless authentication, wykorzystywaną na szeroką skalę. Dołączysz do jednego z kilku zespołów odpowiedzialnych za rozwój kluczowych obszarów identity & security, takich jak uwierzytelnianie użytkowników, wykrywanie nadużyć, weryfikacja tożsamości czy orkiestracja procesów bezpieczeństwa. Nie jest to rola utrzymaniowa – zespoły aktywnie rozwijają produkty, tworzą nowe funkcjonalności i pracują nad rozwiązaniami wykorzystywanymi w skali globalnej. Będziesz mieć realny wpływ na decyzje techniczne i architekturę rozwijanych systemów. Lokalizacja: Gdańsk Model pracy: Hybryda (częstotliwość pracy w biurze do ustalenia) Forma zatrudnienia: B2B lub umowa o pracę Wynagrodzenie: - B2B: 170 - 190 PLN/h + VAT - UoP: 20.500 - 23.200 PLN brutto Zakres obowiązków: - rozwój i współtworzenie systemów w architekturze mikroserwisowej, - rozwój backendu - szukamy aktualnie osób specjalizujących się głównie w tym obszarze, - projektowanie i implementacja nowych funkcjonalności w obszarze identity & security, - udział w projektowaniu architektury systemu oraz podejmowaniu decyzji technicznych, - praca nad skalowalnością, wydajnością oraz niezawodnością systemu, - integracja pomiędzy różnymi komponentami platformy (m.in. authentication, risk, identity flows), - świadome wykorzystywanie narzędzi AI w codziennej pracy, - udział w code review, dbanie o jakość kodu oraz standardy wytwarzania oprogramowania, - praca w środowisku międzynarodowym (język angielski na co dzień). Oczekiwania: - min. 5 lat doświadczenia komercyjnego jako Fullstack / Backend Developer, - praktyczne doświadczenie z Node.js (mile widziany NestJS), - bardzo dobra znajomość JavaScript, TypeScript, React, - doświadczenie w pracy z architekturą mikroserwisową, - praktyczne doświadczenie w pracy z narzędziami AI (np. Claude, Cursor, Juni lub podobne), - umiejętność świadomego wykorzystywania AI w codziennej pracy, - doświadczenie z bazami danych (SQL i/lub NoSQL), - znajomość HTTP, REST API oraz nowoczesnych wzorców komunikacji, - wiedza z obszaru testowania aplikacji (frontend i/lub backend), - rozumienie działania implementowanych rozwiązań oraz ich konsekwencji architektonicznych, - bardzo dobra znajomość języka angielskiego (min. B2+), - płynna znajomość języka polskiego (min. C1), - umiejętność samodzielnej pracy i branie odpowiedzialności za tworzony produkt, - nastawienie na bycie częścią zespołu i otwartość na feedback. Mile widziane: - doświadczenie w obszarze security / identity, - znajomość OpenID, OAuth, SAML lub podobnych standardów, - znajomość chmury (AWS / GCP) oraz narzędzi CI/CD. Oferujemy: - realny wpływ na rozwój produktu używanego globalnie przez miliony użytkowników, - dużą samodzielność oraz szerokie możliwości rozwoju, - pracę w płaskiej strukturze i możliwość proponowania własnych rozwiązań, - środowisko nastawione na jakość i konstruktywny feedback, - wsparcie przełożonego, program mentoringowy i regularne spotkania 1on1, - współpracę w oparciu o kontrakt B2B lub umowę o pracę, - elastyczne godziny pracy (start między 7:00 a 10:00), - nowoczesny sprzęt (MacBook + urządzenia testowe), - integracje zespołowe i warsztaty techniczne, - pakiet benefitów (prywatna opieka medyczna, MultiSport, lekcje angielskiego), - pracę hybrydową z przewagą pracy zdalnej.

🏢 Summary: Senior Software Engineer role focused on developing a global passwordless authentication platform within identity and security domain. The position involves building and evolving microservices-based systems, contributing to architecture decisions, and implementing scalable, high-performance backend and/or frontend solutions. This is a product development role with real impact on globally used security solutions. 🗂️ Requirements: Minimum 5 years commercial experience as Fullstack, Backend or Frontend Developer, Strong knowledge of JavaScript and TypeScript, Commercial experience with React and/or Node.js, Experience working with microservices architecture, Practical experience with AI development tools, Experience with SQL and/or NoSQL databases, Knowledge of HTTP and REST API, Experience in frontend and/or backend testing, Very good English (min. B2+), Fluent Polish (min. C1) 📃 Skills: JavaScript, TypeScript, React, Node.js, NestJS, SQL, NoSQL, HTTP, REST, Microservices, AI, Testing 🏢 Description: Pracuj nad rozwiązaniami, które zabezpieczają cyfrową tożsamość milionów użytkowników na całym świecie! Dla naszego klienta, międzynarodowej firmy z branży usług informatycznych, poszukujemy Senior Software Engineera , który dołączy do organizacji budującej nowoczesną platformę passwordless authentication, wykorzystywaną na szeroką skalę. Dołączysz do jednego z kilku zespołów odpowiedzialnych za rozwój kluczowych obszarów identity & security, takich jak uwierzytelnianie użytkowników, wykrywanie nadużyć, weryfikacja tożsamości czy orkiestracja procesów bezpieczeństwa. Nie jest to rola utrzymaniowa – zespoły aktywnie rozwijają produkty, tworzą nowe funkcjonalności i pracują nad rozwiązaniami wykorzystywanymi w skali globalnej. Będziesz mieć realny wpływ na decyzje techniczne i architekturę rozwijanych systemów. Lokalizacja: Gdańsk Model pracy: Hybryda (częstotliwość pracy w biurze do ustalenia) Forma zatrudnienia: B2B lub umowa o pracę Wynagrodzenie: B2B: 170 - 190 PLN/h + VAT || UoP: 20.500 - 23.200 PLN brutto Zakres obowiązków: rozwój i współtworzenie systemów w architekturze mikroserwisowej, rozwój backendu - szukamy aktualnie osób specjalizujących się głównie w tym obszarze, projektowanie i implementacja nowych funkcjonalności w obszarze identity & security, udział w projektowaniu architektury systemu oraz podejmowaniu decyzji technicznych, praca nad skalowalnością, wydajnością oraz niezawodnością systemu, integracja pomiędzy różnymi komponentami platformy ( m.in . authentication, risk, identity flows), świadome wykorzystywanie narzędzi AI w codziennej pracy, udział w code review, dbanie o jakość kodu oraz standardy wytwarzania oprogramowania, praca w środowisku międzynarodowym (język angielski na co dzień). Oczekiwania: min. 5 lat doświadczenia komercyjnego jako Fullstack / Backend Developer, praktyczne doświadczenie z Node.js (mile widziany NestJS), bardzo dobra znajomość JavaScript, TypeScript, React, doświadczenie w pracy z architekturą mikroserwisową, praktyczne doświadczenie w pracy z narzędziami AI (np. Claude, Cursor, Juni lub podobne), umiejętność świadomego wykorzystywania AI w codziennej pracy, doświadczenie z bazami danych (SQL i/lub NoSQL), znajomość HTTP, REST API oraz nowoczesnych wzorców komunikacji, wiedza z obszaru testowania aplikacji (frontend i/lub backend), rozumienie działania implementowanych rozwiązań oraz ich konsekwencji architektonicznych, bardzo dobra znajomość języka angielskiego (min. B2+), płynna znajomość języka polskiego (min. C1), umiejętność samodzielnej pracy i branie odpowiedzialności za tworzony produkt, nastawienie na bycie częścią zespołu i otwartość na feedback. Mile widziane: doświadczenie w obszarze security / identity, znajomość OpenID, OAuth, SAML lub podobnych standardów, znajomość chmury (AWS / GCP) oraz narzędzi CI/CD. Oferujemy: realny wpływ na rozwój produktu używanego globalnie przez miliony użytkowników, dużą samodzielność oraz szerokie możliwości rozwoju, pracę w płaskiej strukturze i możliwość proponowania własnych rozwiązań, środowisko nastawione na jakość i konstruktywny feedback, wsparcie przełożonego, program mentoringowy i regularne spotkania 1on1, współpracę w oparciu o kontrakt B2B lub umowę o pracę, elastyczne godziny pracy (start między 7:00 a 10:00), nowoczesny sprzęt (MacBook + urządzenia testowe), integracje zespołowe i warsztaty techniczne, pakiet benefitów (prywatna opieka medyczna, MultiSport, lekcje angielskiego), pracę hybrydową z przewagą pracy zdalnej.

🏢 Summary: Senior Staff Software Engineer role focused on leading the design and development of secure, scalable backend systems, with strong emphasis on security architecture and distributed systems. The position combines hands-on Java development with AWS cloud services, driving authentication, authorization, API security, and secure AI integration at enterprise scale. You will provide technical leadership to ensure reliability, performance, and secure SDLC practices across mission-critical platforms. 🗂️ Requirements: Bachelor’s degree in Computer Science or related field, 8+ years of professional software development and security engineering experience, 7+ years of Java programming experience, Experience designing large-scale distributed systems, Strong knowledge of security architecture, Experience building secure, scalable backend systems, Experience with AWS cloud services, Experience implementing authentication and authorization mechanisms, Experience with cryptography and PKI systems 📃 Skills: Java, Spring, AWS, EKS, S3, Lambda, RDS, IAM, KMS, Microservices, REST, OAuth, OIDC, RBAC, ABAC, SCIM, SSO, Cryptography, PKI, Kubernetes, AI, LLM, RAG, Embeddings 🏢 Description: We exist to wow our customers. We know we’re doing the right thing when we hear our customers say, “How did we ever live without Coupang?” Born out of an obsession to make shopping, eating, and living easier than ever, we’re collectively disrupting the multi-billion-dollar e-commerce industry from the ground up. We are one of the fastest-growing e-commerce companies that established an unparalleled reputation for being a dominant and reliable force in South Korean commerce. We are proud to have the best of both worlds — a startup culture with the resources of a large global public company. This fuels us to continue our growth and launch new services at the speed we have been since our inception. We are all entrepreneurs surrounded by opportunities to drive new initiatives and innovations. At our core, we are bold and ambitious people that like to get our hands dirty and make a hands-on impact. At Coupang, you will see yourself, your colleagues, your team, and the company grow every day. Our mission to build the future of commerce is real. We push the boundaries of what’s possible to solve problems and break traditional tradeoffs. Join Coupang now to create an epic experience in this always-on, high-tech, and hyper-connected world. Role Overview We are seeking a highly skilled Senior Staff Software Engineer with deep technical expertise in Security and a passion for building secure, reliable, and scalable systems. This role focuses on technical leadership, architecture, and hands-on development to ensure the security and resilience of our core platforms. You will drive the security, quality, and reliability of backend systems while influencing architecture decisions, mentoring engineers, and partnering with product teams on strategic initiatives. What You Will Do Architect and implement secure, scalable backend systems using Java (Spring Boot) and AWS cloud-native services. Lead technical design reviews, enforce security best practices, and ensure system reliability and performance. Develop and integrate security features such as authentication, authorization, and identity management (SSO, OIDC, RBAC/ABAC, SCIM). Design and implement API security patterns and API authorization at scale for microservices and service mesh environments. Embed Generative AI capabilities (e.g., embeddings, RAG, LLM APIs) into product workflows securely and responsibly. Write and review code, unblock complex technical challenges, and make critical architectural decisions. Champion secure SDLC practices, cryptography standards, and compliance requirements. Collaborate with cross-functional teams to define technical roadmaps and deliver mission-critical systems at scale. Minimum Qualifications Bachelor’s degree in Computer Science or related technical field. 8 years of professional software development and security engineering experience. Proven experience designing and developing large-scale distributed systems. Strong knowledge of security architecture Preferred Qualifications Recent hands-on experience (last 3–4 years) building secure, distributed systems at scale, with strong exposure to AI/ML development and hosting in production environments. Experience with cloud platforms (AWS, Azure, GCP) for identity, ML infrastructure, and secure deployment. Familiarity with Generative AI integration and responsible implementation of LLM-based workflows. Exposure to data security principles, including encryption, secure data pipelines, and compliance frameworks. Ability to influence technical direction and mentor engineers in security best practices. Proven track record of delivering mission-critical, scalable systems in production at enterprise scale. Expertise in Java, Spring Boot, and AWS architecture/services (EKS, S3, Lambda, RDS, IAM, KMS). 7+ years of solid experience with fundamental algorithms, system design, and large distributed systems. Deep experience in cryptography and PKI systems, including certificate management and secure key lifecycle 7+ years of coding experience, specifically in Java. Strong knowledge of security architecture, authentication/authorization, and cryptographic principles. Hands-on experience in building large-scale serving and data infrastructure. Experience with service-oriented architecture and web application/services development Practical experience in utilizing AWS (Amazon Web Services). Experience in designing and constructing machine learning-based applications and systems. Experience in leading cross-team system design and execution. Pay & Benefits Our compensation reflects the cost of living across several US geographic markets. At Coupang, your base pay is one part of your total compensation. The base pay for this position ranges from $174,00/year to $299,000/year. Pay is based on several factors including market location and may vary depending on job-related knowledge, skills, and experience. General Description of All Benefits Medical/Dental/Vision/Life, AD&D insurance Flexible Spending Accounts (FSA) & Health Savings Account (HSA) Long-term/Short-term Disability Employee Assistance Program (EAP) program 401K Plan with Company Match 18-21 days of the Paid Time Off (PTO) a year based on the tenure 12 Public Holidays Paid Parental leave Pre-tax commuter benefits MTV - [Free] Electric Car Charging Station General Description of Other Compensation “Other Compensation” includes, but is not limited to, bonuses, equity, or other forms of compensation that wouldbe offered to the hired applicant in addition to their established salary range orwage scale. Recruitment Process Application Review - Phone Interview - Onsite (or Virtual Onsite) Interview – Offer The exact nature of the recruitment process may vary according to the specific job and may be changed due to scheduling or other circumstances. Interview schedules and the results will be informed to the applicant via the e-mail address submitted at the application stage. Details to Consider This job posting may be closed prior to the stated end date for application if all openings are filled. Coupang has the right to rescind an offer of employment if a candidate is found to have submitted false information as part of the application process. Those eligible for employment protection (recipients of veteran’s benefits, the disabled, etc.) may receive preferential treatment for employment in accordance with applicable laws. Privacy Notice Your personal information will be collected and managed by Coupang as stated in the Application Privacy Notice located below:https://www.coupang.jobs/privacy-policy/ Coupang is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, or gender (including pregnancy, gender identity, gender expression, sexual orientation, transgender status), national origin, age, disability, medical condition, HIV/AIDS or Hepatitis C status, marital status, military or veteran status, use of a trained dog guide or service animal, political activities, or affiliations, citizenship, or any other characteristic or class protected by the laws or regulations in the locations where we operate. If you need assistance and/or reasonable accommodation in the recruiting process due to a disability, please contact us at usrecruiting@coupang.com. Job Requisition ID: R0067878

🏢 Summary: Senior Software Engineer responsible for defining technical standards and architecture, leading backend and frontend development, and ensuring secure, scalable, and observable solutions. The role drives CI/CD, enterprise integrations, and production support while aligning engineering practices with product and operations goals. 🗂️ Requirements: Proven experience defining technical standards and architecture, Experience with CI/CD orchestration, Experience with observability implementation, Experience implementing on-premises, hybrid, and cloud solutions, Experience leading backend and frontend architectural decisions, Experience maintaining CI/CD pipelines, Experience coordinating enterprise integrations, Knowledge of DDD and clean architecture, Expertise in Java and Spring Boot, Expertise in Python and FastAPI, Expertise in React or Angular, Experience with L2/L3 production support, Experience with Spring Security and OAuth 📃 Skills: Java, SpringBoot, Python, FastAPI, React, Angular, CICD, Observability, ServiceNow, Jira, Boomi, DDD, OAuth, SpringSecurity 🏢 Description: To strengthen the team, we are seeking a person for the role of Senior Software Engineer, responsible for defining technical standards and architecture, guiding the development team, ensuring quality practices, security, and CI/CD, and collaborating with product and operations in delivering scalable, business-aligned solutions. Main Responsibilities Define technical standards, architecture, and development practices, ensuring quality, security, performance, and resilience in production environments. Orchestrate end-to-end delivery with CI/CD and observability while promoting responsible autonomy among teams aligned with product and operational objectives. Implement on-premises, hybrid, and cloud solutions with security best practices, observability, and integration with existing systems. Lead architectural decisions in backend and frontend (Java/Spring Boot, Python/FastAPI, React/Angular), ensuring scalability, consistent testing and code reviews. Implement and maintain end-to-end CI/CD pipelines and observability (logs, metrics, distributed tracing). Coordinate enterprise integrations (ServiceNow, Jira, CRMs) and iPaaS (e.g., Boomi), including mapping, validation, and compliance. Apply practices such as DDD, clean architecture, application security, and secrets/IAM management throughout the development lifecycle. Provide technical guidance to the team, elevate quality standards, and align practices with product and operations. Lead L2/L3 support in production: incident triage and resolution, prevention escalation (on call), SLA management, and conducting post-mortems focused on root causes and corrective actions. Operate and evolve applications in on-premises, hybrid, or cloud environments: VMs, networks, VPNs, certificates, Nginx/reverse proxy, load balancing, and enhancing the security of exposed services. Key Requirements Proven ability to define technical standards, architecture, and development practices. Experience with CI/CD orchestration and observability practices. Knowledge of implementing on-premises, hybrid, and cloud solutions with security best practices. Leadership in architectural decisions for backend and frontend technologies. Experience with maintaining CI/CD pipelines and end-to-end observability. Ability to coordinate enterprise integrations and ensure compliance. Mastery of practices such as DDD and clean architecture. Technical expertise in Java/Spring Boot, Python/FastAPI, React/Angular. Experience in providing L2/L3 technical support and leading incident resolution. Expertise in security practices, including Spring Security and OAuth. Nice to Have Experience with Docker, Kubernetes, and cloud environments (Azure/AWS/GCP). Background in data management with PostgreSQL, MongoDB, and Redis. Familiarity with AI models, particularly RAG. Knowledge in security access management and policies based on the principle of least privilege.

🏢 Summary: Senior Software Engineer role focused on developing, sustaining, and troubleshooting a mission-critical software suite, including integration with COTS and FOSS products. The position involves full software development lifecycle activities such as implementation, testing, and deployment in containerized, cloud-native environments. Requires an active TS/SCI clearance with Polygraph and strong experience in Java, Spring, containers, and DevOps practices. 🗂️ Requirements: Active Top Secret/SCI U.S. Government security clearance with favorable Polygraph, U.S. citizenship, Master’s degree in Computer Science or related field plus 5 years of SWE experience; OR Bachelor’s degree plus 7 years of SWE experience; OR 9 years of SWE experience, Experience with Linux CLI, Experience with Bash or Python scripting, Recent experience with Java development, Experience with Spring Framework (Spring Boot, Spring Data, Spring Integration), Experience with NoSQL databases (MongoDB), Experience with Docker and containerization, Experience with Kubernetes and container orchestration, Experience creating Helm Charts, Familiarity with RabbitMQ or Kafka, Familiarity with CI/CD tools (Bamboo, GitLab CI), Familiarity with Infrastructure as Code tools (Ansible), Experience with Git 📃 Skills: Linux, Bash, Python, Java, Spring, SpringBoot, SpringData, SpringIntegration, MongoDB, Docker, Kubernetes, Helm, RabbitMQ, Kafka, Bamboo, GitLabCI, Ansible, Git, Loki, Jira, Confluence 🏢 Description: Description Captivation Software is looking for a senior level software engineer who will be responsible for developing, sustaining, and troubleshooting the project’s software suite of applications and future capabilities as mission needs arise. Software development activities include implementation, testing, and integration with other COTS and FOSS products, packages, and libraries. The Software Engineer must have a demonstrated understanding of the software development life cycle. Requirements Security Clearance: Must currently hold a Top Secret/SCI U.S. Government security clearance with a favorable Polygraph. All candidates must be U.S. citizens. Minimum Qualifications: Master’s degree in Computer Science or related discipline from an accredited college or university, plus five (5) years of experience as a Software Engineer in programs and contracts of similar scope, type, and complexity; OR Bachelor’s degree in Computer Science or related discipline from an accredited college or university, plus seven (7) years of experience as a Software Engineer in programs and contracts of similar scope, type, and complexity; OR Nine (9) years of experience as a Software Engineer in programs and contracts of similar scope, type, and complexity. Required Skills: Experience using the Linux CLI Experience developing scripts using Bash or Python Recent software development experience using Java Experience developing with the Spring Framework including Spring Boot, Spring Data, and Spring Integration Experience with NoSQL databases including MongoDB Experience with containerization technologies such as Docker Experience with container orchestration technologies including Kubernetes Experience creating Helm Charts to deploy containerized services in a Kubernetes environment Familiarity with messaging frameworks such as RabbitMQ and Kafka Familiarity with CI/CD principles, methodologies, and tools such as Bamboo and GitLab CI Familiarity with Infrastructure as Code principles, methodologies, and tools including Ansible Experience using Git source control system Desired Skills: Familiarity with log aggregation and management systems such as Loki Experience with the Atlassian tool suite including Jira and Confluence This position is open for direct hires only. Benefits Annual Salary: $130,000 - $270,000 (depending on years of experience) Up to 20% 401(k) contribution (no matching required and vested from day 1) Above market hourly rates $3,600 HSA contribution 6 weeks paid time off Company-paid employee medical, dental, vision, life insurance, short-term and long-term disability, and AD&D

🏢 Summary: Backend Software Engineer role focused on building and improving security-sensitive backend services and APIs for a global password and credential management product. The position involves designing robust business logic, access control systems, and integrations while ensuring high standards of security, reliability, and maintainability. Engineers contribute across the full development lifecycle in a collaborative, open-source-driven environment. 🗂️ Requirements: Production experience building backend applications with PHP, Strong knowledge of a modern PHP framework (CakePHP, Symfony or Laravel), Solid backend engineering fundamentals, Ability to design simple, robust solutions for complex problems, Experience with testing and maintaining high code quality, Ability to work on business logic, access control and security-sensitive systems, Collaborative working style with clear communication skills, Interest in security and privacy-focused software development 📃 Skills: PHP, CakePHP, Symfony, Laravel, SQL, PHPUnit, OpenAPI, Git, Docker, Linux, macOS, LDAP, OAuth, JWT, SCIM, WebAuthn, ActiveDirectory, JavaScript, Bash, Python, Go, Rust 🏢 Description: THE CLIENT Our client is a fast-growing cybersecurity product company rethinking how teams manage and share sensitive access. Their platform is trusted by 40,000+ organisations across 50+ countries - and growing fast. This is an engineering-led business: modern architecture, real technical challenges, and a strong focus on open source, privacy, and security. They’re building a fully remote, collaborative team and looking for engineers who take ownership and enjoy solving meaningful problems. If you want to work on a product with real impact at global scale - this is worth a conversation. THE ROLE: Our client is looking for a software engineer to join its Backend team and help build the systems behind its password and credential management products across Community, Enterprise and Cloud editions. This is a backend engineering role in a security-sensitive product environment. The API sits at the centre of how our client handles business logic, access rights, integrations, data integrity and long-term product reliability. The role is well-suited to an engineer who enjoys solving complex product problems, building sustainable systems, and balancing security, simplicity and maintainability. You would contribute across the full development lifecycle: understanding the problem, shaping the technical approach, implementing features, improving the codebase over time, and helping maintain a high standard of quality. This role will suit someone who likes ownership, thinks clearly about impact and trade-offs, and is motivated by building trustworthy software in an open-source environment. RESPONSIBILITIES: Build and improve backend services and API workflows across product suite Translate functional and product requirements into clear, reliable technical solutions Work on business logic, access control, integrations and security-sensitive application flows Help maintain and improve code quality, test coverage, performance and backward compatibility Contribute to technical design discussions and identify opportunities to simplify or strengthen the system over time Collaborate with product, support, security and engineering peers to refine and deliver solutions Contribute to documentation and knowledge sharing across the team CORE REQUIREMENTS: Experience building backend applications in production with PHP Strong backend engineering fundamentals with a modern framework such as CakePHP, Symfony or Laravel Ability to break down complex problems and design simple, robust solutions Good testing habits and attention to quality Comfort working across product, engineering and implementation questions - not just executing tickets Strong collaboration skills, openness to feedback, and a low-ego working style Interest in security, privacy, or building trustworthy software systems NICE TO HAVE: Experience working on security-sensitive applications or authentication / access-control problems Exposure to cryptography-related systems or secure integrations Experience with OpenAPI or well-structured public-facing APIs Experience maintaining long-lived software products Experience with directory integrations or identity systems such as LDAP, Active Directory, OAuth, JWT, SCIM or WebAuthn Experience contributing to open-source projects Familiarity with another language such as JavaScript, Bash, Python, Go or Rust Tools and technologies you’ll work with: You may work across technologies such as PHP, CakePHP, SQL, PHPUnit, OpenAPI, Git and Docker, in Linux and macOS-based development environments. We do not expect candidates to bring experience with every tool listed here. How you work You take ownership of problems, not just tasks You value simplicity and avoid over-engineering You communicate clearly and raise risks early You work well in an environment where feedback is frequent and constructive

🏢 Summary: Backend Software Engineer role focused on building and maintaining secure backend services and APIs for password and credential management products across Community, Enterprise, and Cloud editions. The position involves designing reliable business logic, access control mechanisms, and integrations in a security-sensitive environment. Engineers contribute across the full development lifecycle with strong emphasis on quality, maintainability, and security. 🗂️ Requirements: Commercial experience building backend applications in PHP, Experience with modern PHP frameworks (CakePHP, Symfony or Laravel), Strong backend engineering fundamentals, Ability to design robust solutions for complex problems, Experience writing tests and maintaining code quality, Understanding of security-sensitive systems or access control, Experience working with APIs and backend integrations, Proficiency with SQL and relational databases, Experience using Git for version control, Ability to work in Linux or macOS development environments 📃 Skills: PHP, CakePHP, Symfony, Laravel, SQL, PHPUnit, OpenAPI, Git, Docker, Linux, macOS, LDAP, OAuth, JWT, SCIM, WebAuthn, ActiveDirectory, JavaScript, Bash, Python, Go, Rust 🏢 Description: THE CLIENT Our client is a fast-growing cybersecurity product company rethinking how teams manage and share sensitive access. Their platform is trusted by 40,000+ organisations across 50+ countries - and growing fast. This is an engineering-led business: modern architecture, real technical challenges, and a strong focus on open source, privacy, and security. They’re building a fully remote, collaborative team and looking for engineers who take ownership and enjoy solving meaningful problems. If you want to work on a product with real impact at global scale - this is worth a conversation. THE ROLE: Our client is looking for a software engineer to join its Backend team and help build the systems behind its password and credential management products across Community, Enterprise and Cloud editions. This is a backend engineering role in a security-sensitive product environment. The API sits at the centre of how our client handles business logic, access rights, integrations, data integrity and long-term product reliability. The role is well-suited to an engineer who enjoys solving complex product problems, building sustainable systems, and balancing security, simplicity and maintainability. You would contribute across the full development lifecycle: understanding the problem, shaping the technical approach, implementing features, improving the codebase over time, and helping maintain a high standard of quality. This role will suit someone who likes ownership, thinks clearly about impact and trade-offs, and is motivated by building trustworthy software in an open-source environment. RESPONSIBILITIES: Build and improve backend services and API workflows across product suite Translate functional and product requirements into clear, reliable technical solutions Work on business logic, access control, integrations and security-sensitive application flows Help maintain and improve code quality, test coverage, performance and backward compatibility Contribute to technical design discussions and identify opportunities to simplify or strengthen the system over time Collaborate with product, support, security and engineering peers to refine and deliver solutions Contribute to documentation and knowledge sharing across the team CORE REQUIREMENTS: Experience building backend applications in production with PHP Strong backend engineering fundamentals with a modern framework such as CakePHP, Symfony or Laravel Ability to break down complex problems and design simple, robust solutions Good testing habits and attention to quality Comfort working across product, engineering and implementation questions - not just executing tickets Strong collaboration skills, openness to feedback, and a low-ego working style Interest in security, privacy, or building trustworthy software systems NICE TO HAVE: Experience working on security-sensitive applications or authentication / access-control problems Exposure to cryptography-related systems or secure integrations Experience with OpenAPI or well-structured public-facing APIs Experience maintaining long-lived software products Experience with directory integrations or identity systems such as LDAP, Active Directory, OAuth, JWT, SCIM or WebAuthn Experience contributing to open-source projects Familiarity with another language such as JavaScript, Bash, Python, Go or Rust Tools and technologies you’ll work with: You may work across technologies such as PHP, CakePHP, SQL, PHPUnit, OpenAPI, Git and Docker, in Linux and macOS-based development environments. We do not expect candidates to bring experience with every tool listed here. How you work You take ownership of problems, not just tasks You value simplicity and avoid over-engineering You communicate clearly and raise risks early You work well in an environment where feedback is frequent and constructive

🏢 Summary: Long-term remote role for a Senior DevSecOps Engineer focused on designing and scaling security processes in large-scale, distributed and embedded environments aligned with Cyber Resilience Act requirements. The position involves building secure CI/CD pipelines, integrating security tools, and ensuring compliance, traceability, and vulnerability management across multiple repositories. The role combines DevOps, application security, and embedded systems expertise with real impact on product architecture and security standards. 🗂️ Requirements: Experience as DevOps Engineer or DevSecOps Engineer in production environments, Strong knowledge of CI/CD and software development lifecycle, Hands-on experience with SAST and SCA tools, Experience in vulnerability management, Experience with GitHub, GitLab, GitHub Actions and AWS, Experience with C/C++ or embedded systems, Experience working with multiple repositories and legacy codebases, English proficiency minimum B2 📃 Skills: DevOps, DevSecOps, CI/CD, SAST, SCA, AWS, GitHub, GitLab, C, C++, Embedded, CMake, Make, SBOM, Security, Veracode, CodeSonar 🏢 Description: Nasz Klient to międzynarodowa organizacja technologiczna rozwijająca zaawansowane produkty software’owe o dużej skali i długim cyklu życia. Projekt koncentruje się na dostosowaniu środowiska wytwarzania oprogramowania do wymagań Cyber Resilience Act (CRA) oraz wdrażaniu standardów bezpieczeństwa w rozproszonych, złożonych systemach. Szukamy doświadczonej osoby na stanowisko Senior DevSecOps Engineer , która będzie odpowiedzialna za projektowanie i skalowanie rozwiązań bezpieczeństwa w środowisku DevOps i embedded. TRYB PRACY: 100% zdalnie CZYM BĘDZIESZ SIĘ ZAJMOWAĆ? Projektowaniem i wdrażaniem skalowalnych procesów bezpieczeństwa ( SAST, SCA ) w środowiskach z dużą liczbą repozytoriów i zespołów Budowaniem oraz rozwijaniem pipeline’ów CI/CD z uwzględnieniem security oraz integracją z narzędziami takimi jak GitHub, GitLab, GitHub Actions i AWS Tworzeniem i utrzymywaniem SBOM oraz wspieraniem procesów zarządzania podatnościami i wyjątkami (waivers) Integracją narzędzi bezpieczeństwa z różnorodnymi systemami buildowymi ( CMake, Make , rozwiązania customowe) w środowiskach legacy i embedded Zapewnieniem traceability oraz wsparcia dla wymagań audytowych wynikających z regulacji CRA Współpracą z zespołami developerskimi przy wdrażaniu standardów bezpieczeństwa i budowaniu świadomości security CZEGO OD CIEBIE OCZEKUJEMY? Doświadczenie w roli DevOps Engineer lub DevSecOps Engineer w środowiskach produkcyjnych Bardzo dobra znajomość CI/CD oraz cyklu życia oprogramowania Praktyczne doświadczenie w obszarze bezpieczeństwa aplikacji ( SAST, SCA , vulnerability management) Doświadczenie w pracy z narzędziami: GitHub, GitLab, GitHub Actions, AWS Doświadczenie w pracy z systemami opartymi o C/C++ lub środowiskami embedded Umiejętność pracy w środowisku z wieloma repozytoriami oraz kodem legacy Bardzo dobra znajomość języka angielskiego (min. B2 ) Nice to have: Doświadczenie z narzędziami security typu Veracode, CodeSonar Znajomość wymagań regulacyjnych (np. Cyber Resilience Act ) Doświadczenie w integracji narzędzi w heterogenicznych środowiskach buildowych Umiejętność projektowania rozwiązań end-to-end i wpływania na decyzje architektoniczne DLACZEGO WARTO? Długoterminowy projekt o dużej skali i realnym wpływie na bezpieczeństwo produktów Praca 100% zdalna z elastycznym podejściem do organizacji pracy Możliwość pracy na styku DevOps, security i systemów embedded Realny wpływ na architekturę i kierunek rozwoju rozwiązań Współpraca w międzynarodowym środowisku i kontakt z różnymi zespołami produktowymi Dziękujemy za wszystkie zgłoszenia! Skontaktujemy się z wybranymi osobami.