Lead Software Engineer, Identity & Authentication Platform

Company OverviewDocusign brings agreements to life. More than 1.8 million customers and more than a billion people in over 180 countries use Docusign solutions to accelerate the process of doing business and simplify people’s lives. With intelligent agreement management, Docusign unleashes business-critical data that is trapped inside of documents. Until now, these were disconnected from business systems of record, costing businesses time, money, and opportunity. Using the Docusign AI-native IAM platform, companies can create, commit, and manage agreements with solutions created by the #1 company in e-signature and contract lifecycle management (CLM).What you'll doDocusign's Platform Authentication team builds the identity and authentication capabilities that enable secure, reliable access across Docusign products and services. As a Lead Software Engineer, you will help define and deliver the next generation of authentication infrastructure, including login, single sign-on, OAuth, token services, session management, and other identity platform capabilities. You will work on highly available, security-sensitive distributed systems used by customers and internal teams around the world. This role is ideal for an engineer who combines strong backend engineering skills with practical industry experience in authentication and identity. You will lead technical design and delivery for complex initiatives, influence partner teams, and raise the quality, security, and operational maturity of the platform.This position is an individual contributor role reporting to the Manager, Engineering.ResponsibilityLead the architecture, design, implementation, and operation of secure, scalable authentication and identity servicesOwn significant technical initiatives from problem definition and design through implementation, launch, and ongoing operationBuild highly available APIs and distributed services that support authentication, authorization, token issuance, federation, session management, and identity lifecycle workflowsApply authentication and authorization standards appropriately to real-world product and platform requirementsPartner with Product Management, Security, Infrastructure, and application engineering teams to define requirements, evaluate tradeoffs, and deliver reliable solutionsEstablish and evolve engineering practices for security, availability, observability, testing, and incident responseInvestigate complex production issues, lead root-cause analysis, and drive durable improvements to prevent recurrenceReview designs and code, provide technical mentorship, and help grow the authentication engineering communityCommunicate clearly with technical and non-technical stakeholders, influence decisions, and build alignment across teamsContribute to an inclusive, collaborative culture focused on customer trust, engineering excellence, and continuous improvementJob DesignationHybrid:Employee divides their time between in-office and remote work. Access to an office location is required. (Frequency: Minimum 2 days per week; may vary by team but will be weekly in-office expectation)Positions at Docusign are assigned a job designation of either In Office, Hybrid or Remote and are specific to the role/job. Preferred job designations are not guaranteed when changing positions within Docusign. Docusign reserves the right to change a position's job designation depending on business needs and as permitted by local law.What you bringBasic12+ years of professional software engineering experience, or equivalent practical experienceExperience designing, building, and operating production backend services and distributed systemsExperience programming in one or more modern languages such as Java, C#, Go, or TypeScript/Node.jsExperience building or integrating authentication and identity systemsExperience with core authentication and authorization concepts and protocols, including:OAuth 2.0/OAuth 2.1 concepts and flows, including authorization code with PKCE, client credentials, refresh tokens, scopes, consent, and token lifetime managementOpenID Connect (OIDC), including ID tokens, claims, discovery, nonce/state validation, and JWKS/key rotationSAML 2.0, including service-provider and identity-provider concepts, assertions, metadata, certificates, and single sign-onJWTs, signing and verification, key management, token validation, and common implementation risksExperience applying secure-by-design practices, threat modeling, and defense against common authentication vulnerabilitiesExperience designing RESTful APIs and integrating with internal or external identity providersExperience leading technical decisions, simplify complex systems, and deliver outcomes across team boundariesPreferredExperience with large-scale, multi-region, highly available identity or security platformsExperience with WebAuthn, FIDO2, passkeys, MFA, adaptive authentication, or risk-based access controlsExperience with OAuth 2.0 extensions or related patterns such as JWT bearer assertions, certificate-based client authentication, or token exchangeExperience operating services with strong reliability, latency, and security requirementsExperience with MSF services and service decomposition, including breaking larger services into smaller, well-bounded services with clear interfaces, ownership, and migration plansFamiliarity with containers, orchestration, cloud platforms, CI/CD, and infrastructure automationExperience with observability platforms for metrics, logs, tracing, security events, and auditabilityExperience working with privacy, compliance, or enterprise security requirementsStrong written and verbal communication skills, with a track record of mentoring engineers and influencing architectureWage TransparencyPay for this position is based on a number of factors including geographic location and may vary depending on job-related knowledge, skills, and experience.Based on applicable legislation, the below details pay ranges in the following locations:Washington: $178,900.00 - $262,825.00 base salaryThis role is also eligible for the following:Bonus: Sales personnel are eligible for variable incentive pay dependent on their achievement of pre-established sales goals. Non-Sales roles are eligible for a company bonus plan, which is calculated as a percentage of eligible wages and dependent on company performance.Stock: This role is eligible to receive Restricted Stock Units (RSUs).Global benefits provide options for the following:Paid Time Off: earned time off, as well as paid company holidays based on regionPaid Parental Leave: take up to six months off with your child after birth, adoption or foster care placementFull Health Benefits Plans: options for 100% employer paid and minimum employee contribution health plans from day one of employmentRetirement Plans: select retirement and pension programs with potential for employer contributionsLearning and Development: options for coaching, online courses and education reimbursementsCompassionate Care Leave: paid time off following the loss of a loved one and other life-changing eventsLife at DocuSignWorking hereDocusign is committed to building trust and making the world more agreeable for our employees, customers and the communities in which we live and work. You can count on us to listen, be honest, and try our best to do what’s right, every day. At Docusign, everything is equal.We each have a responsibility to ensure every team member has an equal opportunity to succeed, to be heard, to exchange ideas openly, to build lasting relationships, and to do the work of their life. Best of all, you will be able to feel deep pride in the work you do, because your contribution helps us make the world better than we found it. And for that, you’ll be loved by us, our customers, and the world in which we live.AccommodationDocusign is committed to providing reasonable accommodations for qualified individuals with disabilities in our job application procedures. If you need such an accommodation, or a religious accommodation, during the application process, please contact us at View email address on click.appcast.io you experience any issues, concerns, or technical difficulties during the application process please get in touch with our Talent organization at View email address on click.appcast.io for assistance.Applicant and Candidate Privacy NoticeStates Not Eligible for EmploymentThis position is not eligible for employment in the following states: Alaska, Hawaii, Maine, Mississippi, North Dakota, South Dakota, Vermont, West Virginia and Wyoming.EEO StatementIt's important to us that we build a talented team that is as diverse as our customers and where all employees feel a deep sense of belonging and thrive. We encourage great talent who bring a range of perspectives to apply for our open positions. Docusign is an Equal Opportunity Employer and makes hiring decisions based on experience, skill, aptitude and a can-do approach. We will not discriminate based on race, ethnicity, color, age, sex, religion, national origin, ancestry, pregnancy, sexual orientation, gender identity, gender expression, genetic information, physical or mental disability, registered domestic partner status, caregiver status, marital status, veteran or military status, or any other legally protected category.EEO Know Your Rights posterJob SummaryLocation: US-WA-SeattleCategory: EngineeringPosition Type: Regular