BySix | Careers

Cloud Security & Compliance Engineer Architect

About Us BySix Engineers the future and drives innovation. We are more than just a standard software engineering company, we believe that true impact comes from combining technical expertise with human values. That's why we reflect that in our approach - technology is not the end goal, but the enabler. Why Us? 🫸 Multidisciplinary team 📒 Training on demand 💴 Attractive salary and benefits package 📈 Career progression plans 👌 And amazing get together events What are we looking for? We are looking for an Cloud Security & Compliance Engineer Architect with: - 5+ years in infrastructure or security engineering, with 5+ years focused on public cloud (Azure and/or OCI). - Proven design and delivery of secure landing zones at scale, including micro-segmentation, identity & access boundary, logging pipeline, data-classification and encryption strategy. - Deep knowledge of Azure Well-Architected Framework, Azure Security Benchmark/Baseline, CIS Foundations Benchmark v2.0 (Azure & OCI), NIST SP 800-190, NIST CSF/800-53, and MITRE ATT cloud tactics. - Hands-on mastery with Terraform/Bicep, Kubernetes security (RBAC, network policies, PodSecurity standards), container registry hardening and image-signing (Cosign/Notary v2). - Experience integrating cloud workloads with SIEM/SOAR platforms (Sentinel, Splunk, QRadar), EDR and CSPM tools (Wiz, Prisma Cloud, Microsoft Defender CSPM). - Scripting / coding proficiency (PowerShell, Python, Go or similar) for automation and custom control development. - Certifications: AZ-305 / AZ-500, OCI Architect Professional, CCSP or CISSP-ISSAP (or equivalent demonstrable expertise). - Preferably with Cloud Oracle knowledge. What do we expect from you? - Design secure multi-subscription / multi-tenant landing zones in Azure and OCI, aligned to the five Well-Architected pillars (Security, Reliability, Performance Efficiency, Operational Excellence, Cost). - Drive container-security reference architectures (AKS, OKE, ACI, OCI Containers, Kubernetes on IaaS) that satisfy NIST SP 800-190 and NSA/CISA hardening guidance. - Map regulatory and internal requirements to the Azure Security Benchmark/Baseline, CIS Azure/OCI 2.0 controls, PCI DSS, ISO 27001 and SOC 2. - Build automated policy as code (Azure Policy, OCI Guardrails, Terraform Sentinel, OPA/Gatekeeper) to enforce guardrails and generate evidence for auditors. - Develop and maintain IaC modules (Bicep/Terraform/OCI Resource Manager) with integrated security controls, reusable across product teams. - Integrate static/dynamic IaC security scans (Azure Defender for cloud, Oracle Guard tfsec, Trivy, Dockle) and container image signing into the CI/CD pipeline (GitHub Actions/Azure DevOps/ArgoCD). - Configure Azure Security Center/Defender, Microsoft Sentinel, and OCI Cloud Guard to detect, triage and respond to threats. - Establish KPIs/KRIs and real-time dashboards for cloud posture, vulnerability debt and compliance drift. - Act as a trusted advisor to engineering teams, running threat-model workshops, training on secure coding, and championing a “paved-road” DevSecOps culture. - Evaluate emerging controls (Confidential Computing, SBOM, DICE-based attestation) and present recommendations to the Architecture Review Board. Are you ready? If you're ready to make a real impact by leveraging cutting-edge technology and fostering human-centric solutions, BySix is the place for you. Together, we'll drive innovation and create lasting business value. Note: BySix is an equal opportunity employer. All applicants will be considered and analyzed regardless of ethnicity, religion, gender identity, sexual orientation, national origin, age, or disability status.

Location

Lisboa

Experience

Min. 5 years

Main skills

BackEnd Engineer

About Us BySix Engineers the future and drives innovation. We are more than just a standard software engineering company, we believe that true impact comes from combining technical expertise with human values. That's why we reflect that in our approach - technology is not the end goal, but the enabler. Why Us? 🫸 Multidisciplinary team 📒 Training on demand 💴 Attractive salary and benefits package 📈 Career progression plans 👌 And amazing get together events What are we looking for? We are looking for a BackEnd Engineer with: - More than 5 years of proven experience as a Backend Engineer or in a similar engineering role within a cross-functional team environment. - More than 5 years of experience with Kotlin and Java. - Solid hands-on experience with Spring Boot and Ktor frameworks for building robust, scalable services. - Solid hands-on experience with SQL and relational databases, including optimization and schema design. - Familiarity with REST API design principles, microservices architectures, and cloud-based services (preferably AWS). - Comfortable working within an Agile development environment, embracing incremental delivery and continuous feedback. - Strong problem-solving and analytical skills, with a sharp eye for debugging and performance tuning. - Excellent written and verbal communication skills in English, with the ability to articulate complex technical concepts to a broad range of audiences. We value: - A growth mindset and willingness to learn new technologies as needed. - A team-first attitude, understanding that success is collective. - A passion for quality, security, and automation throughout the software development lifecycle. - Experience with event-driven architectures (e.g., Kafka, SNS/SQS). - Exposure to CI/CD pipelines and Infrastructure as Code (e.g., Terraform). - Familiarity with containerization and orchestration tools (e.g., Docker, Kubernetes). - Previous work in startups or fast-paced environments where adaptability is key. What do we expect from you? - Design, build, and maintain server-side applications with a focus on performance, scalability, and reliability. - Collaborate with cross-functional teams to define, design, and ship new features and improvements. - Drive best practices in code quality, security, and testing across the development lifecycle. - Troubleshoot, debug, and upgrade existing software systems proactively and effectively. - Stay current with emerging technologies and industry trends to continuously drive innovation within the team. Are you ready? If you're ready to make a real impact by leveraging cutting-edge technology and fostering human-centric solutions, BySix is the place for you. Together, we'll drive innovation and create lasting business value. Note: BySix is an equal opportunity employer. All applicants will be considered and analyzed regardless of ethnicity, religion, gender identity, sexual orientation, national origin, age, or disability status.

Location

Lisbon (Hybrid)

Experience

Min. 5 years

Main skills

Cloud Data Engineer

Location

Maia, Porto (Hybrid)

Experience

Min. 3 years

Main skills

Outsystems Tech Lead

Location

Lisbon (Hybrid)

Experience

Min. 5 years

Main skills

Senior Oracle Database Administrator

About Us BySix Engineers the future and drives innovation. We are more than just a standard software engineering company, we believe that true impact comes from combining technical expertise with human values. That's why we reflect that in our approach - technology is not the end goal, but the enabler. Why Us? 🫸 Multidisciplinary team 📒 Training on demand 💴 Attractive salary and benefits package 📈 Career progression plans 👌 And amazing get together events What are we looking for? We are looking for a Senior Oracle Database Administrator with: - More than 5 years of experience as a professional DBA, with expert-level Oracle database administration. - Hands-on experience with PostgreSQL, MSSQL, Sybase, and optionally MariaDB/MySQL. - Deep knowledge of SQL scripting, query optimization, and execution plan analysis. - Proven ability to conduct performance troubleshooting and root cause analysis in production environments. - Solid understanding of Linux/Unix systems and shell scripting. - Experience managing and supporting databases on cloud platforms, specifically Oracle Cloud Infrastructure (OCI) and Amazon Web Services (AWS). - Familiarity with monitoring tools (e.g., Oracle Enterprise Manager, pgAdmin, etc.) and automation frameworks is a plus. - Excellent communication skills and a team-oriented, proactive mindset. We Value: - Oracle Certified Professional (OCP) or equivalent certifications. - Experience working in agile/Scrum environments. - Ability to engage with clients directly and provide consultation-level support. What do we expect from you? - Perform advanced performance tuning and optimization across Oracle, PostgreSQL, MSSQL, and Sybase environments. - Deliver expert-level technical support to internal DBA teams and external client deployments. - Ensure high availability, security, and resilience of all production and non-production database systems. - Continuously monitor, analyze, and troubleshoot system and query-level performance bottlenecks. - Collaborate with developers, DevOps, and infrastructure teams to design scalable, efficient database architectures. - Participate in R&D initiatives by evaluating new database features and technologies for integration into the CV platform. - Lead database migrations, version upgrades, and patch management processes. - Establish and maintain robust documentation and best practice guidelines for database operations. Are you ready? If you're ready to make a real impact by leveraging cutting-edge technology and fostering human-centric solutions, BySix is the place for you. Together, we'll drive innovation and create lasting business value. Note: BySix is an equal opportunity employer. All applicants will be considered and analyzed regardless of ethnicity, religion, gender identity, sexual orientation, national origin, age, or disability status.

Location

Lisbon (Hybrid)

Experience

Min. 5 years

Main skills

PHP Developer

Location

Lisbon (Hybrid)

Experience

Min. 2 years

Main skills

Android Native Engineer

About Us BySix Engineers the future and drives innovation. We are more than just a standard software engineering company, we believe that true impact comes from combining technical expertise with human values. That's why we reflect that in our approach - technology is not the end goal, but the enabler. Why Us? 🫸 Multidisciplinary team 📒 Training on demand 💴 Attractive salary and benefits package 📈 Career progression plans 👌 And amazing get together events What are we looking for? We are looking for an Android Native Engineer with: - Completed studies in computer science, software engineering, computer electronics or a related field; - Proven experience (5+ years) working as a native Android developer with Java and Kotlin languages; - Solid understanding of modern mobile app architectures (MVC, MVP, MVVM), Gradle & Maven dependencies, Unit Testing (Espresso, Roboeletric, Mockito or similar) and Instrumentation testing (JUnit); - Proven MAD (Modern Android Development) skills are strongly appreciated: Jetpack framework (Compose, Room, etc.), Dependency Injection (Dagger 2 & Hilt), Retrofit, Kotlin Coroutines and Flows; - Familiarity with RESTful APIs to connect to back-end services, code versioning tools (GIT) and CI/CD processes/tools; - Strong problem-solving skills and ability to translate business requirements into technical solutions; - Excellent communication and teamwork abilities, with the capacity to collaborate effectively with cross-functional teams in an agile-minded environment; - Strong attention to detail, good sense of UI design and a user-oriented focus are highly appreciated; - A self-driven and proactive attitude, with a passion for learning and staying updated on emerging technologies and industry trends; - Provide technical guidance and support to other team members, fostering knowledge sharing and continuous learning within the team; - The candidate should be fluent in English, ability to speak German it’s a plus. What do we expect from you? - Contribute to the development of high quality, reliable, fast, scalable and responsive software; - Maintain and improve different mobile applications within the company scope; - Ability to code following different architectural design patterns; - Writing testable code and ensuring the test coverage stays at the agreed level; - Be committed and contribute to maintain and improve Continuous Integration and Continuous Deployment; - Show a constant interest in learning new things and try proof of concepts towards to improve the products and the echnology strategy inside the company; - Be a mentor for other engineers and work in multidisciplinary teams along with other talented professionals such as developers, analysts, testers, in an agile-minded environment. Are you ready? If you're ready to make a real impact by leveraging cutting-edge technology and fostering human-centric solutions, BySix is the place for you. Together, we'll drive innovation and create lasting business value. Note: BySix is an equal opportunity employer. All applicants will be considered and analyzed regardless of ethnicity, religion, gender identity, sexual orientation, national origin, age, or disability status.

Location

Lisboa

Experience

Min. 5 years

Main skills

QA Engineer

Location

Lisbon / Porto /Castelo Branco (Hybrid)

Experience

Min. 3 years

Main skills

FrontEnd Developer

Location

Remote

Experience

Min. 1 years

Main skills

Senior BI Consultant

Location

Lisbon (Hybrid)

Experience

Min. 5 years

Main skills

Business Analyst

Location

Lisbon (Hybrid)

Experience

Min. 3 years

Main skills

Front-end developer

About Us BySix Engineers the future and drives innovation. We are more than just a standard software engineering company, we believe that true impact comes from combining technical expertise with human values. That's why we reflect that in our approach - technology is not the end goal, but the enabler. Why Us? 🫸 Multidisciplinary team 📒 Training on demand 💴 Attractive salary and benefits package 📈 Career progression plans 👌 And amazing get together events What are we looking for? We are looking for an Front-end Developer with: - More than three (3) years of experience in Front-End Development with Vue.js JavaScript Framework - Experience as a front-end developer in more than two (2) production-ready web projects with Vue.js JavaScript Framework - Experience in more than two (2) production-ready REST API services written with ASP.NET Core and/or .NET8+ - Experience in more than one (1) production-ready projects with OAUTH standard. - Sound knowledge of Microsoft .NET (C#) and ASP.NET Core. - Good knowledge of the design and development of back-end components (REST APIs, integrations, micro-services) - Good knowledge of OOP paradigms and SOLID principles - Good knowledge of programming on SQL Server databases with TSQL. What do we expect from you? - Write web frontend code in Vue.js JavaScript framework. Other JavaScript frameworks (like React) knowledge is a plus. - Write front-end and back-end unit tests. - Manage the front-end build configuration and the appropriate npm tasks. - Be familiar with Typescript and modern web development. - Write CSS and HTML by using SASS and Bootstrap. - Participate in the .NET implementation of a micro-services solution, being able to write backend code in a reliable, fast, scalable, and secure way, satisfying requirements and service level agreements. - Implement validation mechanisms as unit and integration tests for both front-end and back-end code. - Write OAUTH authentication mechanisms. ADFS knowledge is a plus. - Work comfortably within a team. Follow SCRUM methodology procedures and disciplines. Estimate the work to be done upon request. - Write technical documentation. Account for secure coding practices, as well as logging and auditing features. - Communicate in a clean, concise way, not only to peers but to upper layers when needed. Are you ready? If you're ready to make a real impact by leveraging cutting-edge technology and fostering human-centric solutions, BySix is the place for you. Together, we'll drive innovation and create lasting business value. Note: BySix is an equal opportunity employer. All applicants will be considered and analyzed regardless of ethnicity, religion, gender identity, sexual orientation, national origin, age, or disability status.

Location

Remote

Experience

Min. 3 years

Main skills

Gen AI Python Engineer

About Us We’re more than a software company. We’re a team of visionaries turning bold ideas into real-world impact. Here, generative AI meets brilliant engineering to craft solutions that aren’t just smart — they’re transformative. From solving the impossible to scaling with style, we do it all with passion, integrity, and a spark of personality that sets us apart. Why Us? 🧠 A culture of innovation — Bring your wildest ideas. We make them real. 🌍 Diverse, multidisciplinary teams — Tech, business, strategy — all in one squad. 🎓 Training on demand — Your growth = our growth. 💰 Competitive salary and benefits — We reward talent. Period. 🚀 Clear career progression — No glass ceilings here. 🎉 Get-togethers that don’t suck — From tech talks to team trips. What are we looking for? We’re on the hunt for a Lead Python Engineer - Generative AI to join our elite product engineering team and lead the development of next-gen LLM-based agentic applications. If you thrive in fast-paced environments, love working with LLMs like GPT, Claude or Mistral, and want to build AI-powered systems that actually go to production — then this is your moment. What you’ll be doing Designing and building agentic apps using LLMs, LangChain / LangGraph or similar frameworks Implementing RAG pipelines with chunking, hybrid search, vector DBs, and prompt tuning Developing and deploying LLM-based microservices into cloud-native architectures (AWS or Azure) Writing clean, scalable Python code with high test coverage Keeping up with the latest in LLM evolution, RLHF, DSPy and all the buzzwords (that actually matter) Leading discussions on AI capabilities, risks and opportunities with technical and non-technical folks Monitoring models and apps with Datadog, Databricks or similar observability tools Collaborating with other teams in agile sprints, mentoring engineers, and shipping greatness The skills we need ✔️ Solid Python skills (this is non-negotiable) ✔️ At least 6 months of hands-on GenAI product experience (LangChain, RAG, vector stores, etc.) ✔️ Experience with cloud platforms (AWS or Azure) ✔️ Experience building microservices, REST APIs, Docker/Kubernetes-based apps ✔️ Familiar with CI/CD pipelines (e.g., GitHub Actions) ✔️ Comfortable working with Git, Agile and international teams ✔️ Ability to break down complex ideas for non-tech stakeholders ✔️ Strong communication and leadership skills 🎯 Bonus points if you’ve worked with DSPy, fine-tuning, or contributed to open-source GenAI tools Are you ready? If you're ready to push the limits of what's possible with AI — and have fun while doing it — then BySix is where you belong. Bring your talent, curiosity and vision. We’ll bring the challenges, the impact, and the celebration of your success. Note: BySix is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees — regardless of who you are or where you come from. You belong here.

Location

Lisbon

Experience

Min. 7 years

Main skills

AI Project Manager

About Us We’re more than a software company. We’re a team of visionaries turning bold ideas into real-world impact. Here, generative AI meets brilliant engineering to craft solutions that aren’t just smart — they’re transformative. From solving the impossible to scaling with style, we do it all with passion, integrity, and a spark of personality that sets us apart. Why Us? 🧠 A culture of innovation — Bring your wildest ideas. We make them real. 🌍 Diverse, multidisciplinary teams — Tech, business, strategy — all in one squad. 🎓 Training on demand — Your growth = our growth. 💰 Competitive salary and benefits — We reward talent. Period. 🚀 Clear career progression — No glass ceilings here. 🎉 Get-togethers that don’t suck — From tech talks to team trips. What are we looking for? We’re on the hunt for a Project Manager to join our fast-growing team and lead complex, cross-functional initiatives with a strong technical and analytical focus. If you thrive on connecting people, mastering processes, and turning business needs into successful deliveries — all while working with smart, driven colleagues — this is the role for you. What you’ll be doing Coordinating the activities of the technical support team, especially related to derivatives valuation use cases Overseeing application support & maintenance activities Managing and continuously improving cross-application release processes with upstream and downstream systems Conducting regular communication and reporting with different stakeholders Organizing and leading meetings with customers to align on needs and expectations Managing and optimizing workflows using JIRA and Notion Leveraging your Business/Data Analytics background to analyze and improve project outcomes and operational performance Overseeing daily operations on multiple environments (DEV, TST, UAT, PRD) Coordinating deployment of vendor software and/or in-house built packages Supporting continuous integration and delivery pipelines, and contributing to automation and process optimization The skills we need ✔️ Minimum 12 years of experience in project or technical team management ✔️ University degree (preferably in Engineering, Business, or related fields) ✔️ Strong experience managing technical teams working on derivatives valuation and related use cases ✔️ Solid knowledge of application support and maintenance practices ✔️ Experience working with JIRA and Notion as project management and collaboration tools ✔️ Solid Business/Data Analytics background — ability to understand and use data to drive decisions ✔️ Familiar with managing web applications, deployments, and CI/CD pipelines ✔️ Excellent communication and leadership skills to engage with both technical and non-technical stakeholders Are you ready? If you're ready to make a real impact by combining technical expertise with human-centric project leadership, BySix is the place for you. Bring your strategic mindset and passion for driving results. We’ll bring the challenges, the growth, and the recognition of your success. Note: BySix is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees — regardless of who you are or where you come from. You belong here.

Location

Lisbon

Experience

Min. 12 years

Main skills

AI Ops Engineer

About Us We’re more than a software company. We’re a team of visionaries turning bold ideas into real-world impact. Here, generative AI meets brilliant engineering to craft solutions that aren’t just smart — they’re transformative. From solving the impossible to scaling with style, we do it all with passion, integrity, and a spark of personality that sets us apart. Why Us? 🧠 A culture of innovation — Bring your wildest ideas. We make them real. 🌍 Diverse, multidisciplinary teams — Tech, business, strategy — all in one squad. 🎓 Training on demand — Your growth = our growth. 💰 Competitive salary and benefits — We reward talent. Period. 🚀 Clear career progression — No glass ceilings here. 🎉 Get-togethers that don’t suck — From tech talks to team trips. What are we looking for? We’re on the hunt for a DevOps Engineer to join our fast-growing team and help us scale modern, resilient, and automated infrastructure for our products and platforms. If you love working in cloud-native environments, deploying CI/CD at scale, and simplifying complex systems — this might be your next big step. What you’ll be doing Implementing and maintaining CI/CD pipelines to support continuous integration, delivery, and deployment Managing container orchestration using Kubernetes and Docker Supporting infrastructure as code using Terraform and Ansible (nice to have) Collaborating closely with development and QA teams to ensure system reliability, scalability, and performance Monitoring infrastructure and resolving performance bottlenecks and incidents Supporting teams across multiple environments (DEV, TST, UAT, PRD) Working on cloud-based environments and contributing to platform automation and optimization The skills we need ✔️ Degree or Master's in Engineering, IT, Management or Economics ✔️ Minimum 3 years of experience in CI/CD and DevOps practices ✔️ Hands-on experience with Kubernetes and Docker ✔️ Knowledge or experience with Azure and AWS ✔️ Familiarity with Terraform and Ansible (valued) ✔️ DevOps Engineer certification (valued) ✔️ Proactive mindset and passion for automation and continuous improvement ✔️ Excellent communication and collaboration skills Are you ready? If you're ready to build scalable infrastructure and help drive high-performance DevOps culture — and have fun while doing it — then BySix is where you belong. Bring your automation mindset, cloud experience, and reliability focus. We’ll bring the challenges, the innovation, and the celebration of your success. Note: BySix is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees — regardless of who you are or where you come from. You belong here.

Location

Lisbon

Experience

Min. 3 years

Main skills

1 – 15 of 38