Senior Fullstack Software Engineer (.Net and Angular)

Posted Yesterday
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Budapest, HUN
In-Office
Senior level
Software
The Role
Lead design and deliver end-to-end fullstack features using Angular frontends and C#/.NET cloud-native services on AWS. Mentor engineers, influence architecture, apply AI-assisted tools responsibly, contribute to testing, CI/CD, and cross-team delivery while owning services through production.
Summary Generated by Built In
Position Overview

Diligent is looking for an experienced, hands-on Senior Software Engineer with strong fullstack expertise across modern web frontend and cloud-native backend development, designing and delivering scalable Angular applications and secure, high-performing services built in C# / .NET on AWS.

You will play a key role in leading technical decisions, delivering production-ready features end-to-end, mentoring other engineers across the team, and using AI-powered tools responsibly to improve engineering productivity, quality, and team effectiveness.

Key Responsibilities
  • Design, code, review, test, and deliver assigned features and user stories in accordance with Diligent’s agile development practices
  • Build and maintain scalable, secure, and high-performing fullstack solutions across Angular frontend applications and C# / .NET backend services
  • Produce high-level technical design artifacts for major stories, features, and architectural changes
  • Influence the future-state architecture of the product, including micro-frontend decomposition, service boundaries, event-driven integrations, and prototyping new approaches
  • Own services and features end-to-end, from development through deployment, monitoring, support, and continuous improvement
  • Contribute to the quality assurance and testing strategy for assigned work, including unit, integration, and automated tests, and support acceptance and regression testing as needed
  • Partner effectively with Product, UX, Security, DevOps, Production Operations, and other engineering teams to ensure smooth delivery of working software to production
  • Apply AI tools to accelerate coding, debugging, testing, and prototyping while critically validating outputs to ensure quality, security, and fitness for purpose
  • Advise on appropriate AI usage in engineering workflows, including prompt patterns, privacy and ethical considerations, and residual risk documentation where needed
  • Ensure all work is carried out and documented in accordance with required standards, methods, and procedures to support knowledge retention and reuse
  • Keep internal systems and engineering records up to date with the latest development activity
  • Plan and manage your own workflow effectively to meet deadlines and deliver high-quality outcomes
  • Attend and actively contribute to Daily Scrum, Sprint Planning, Backlog Refinement, and Retrospective meetings
  • Drive continuous improvement by making practical recommendations at team retrospectives and through day-to-day engineering leadership
  • Support and mentor other team members, helping them grow their technical knowledge while continuing to develop your own
Required Experience and Skills
  • Degree, or equivalent, in Computer Science, Mathematics, Engineering, or a similar discipline
  • 5+ years of professional software engineering experience in a commercial software environment
  • Strong experience in a hands-on development role delivering changes to large and complex products
  • Proven experience building scalable Angular applications in production environments
  • Strong frontend development skills with Angular, TypeScript, JavaScript, HTML, CSS, RxJS, and state management approaches such as NgRx or Redux
  • Strong backend development experience with C#, modern .NET, ASP.NET Core, Entity Framework Core, and RESTful APIs using OpenAPI / Swagger
  • Experience designing secure, scalable cloud-native services, preferably on AWS
  • Solid understanding of Clean Architecture, CQRS / MediatR, and event-driven design patterns
  • Experience working with SQL and/or NoSQL data stores, including schema design, performance tuning, and access-pattern-driven modeling
  • Good understanding of responsive design, usability, accessibility, and frontend best practices
  • Commitment to producing well-tested, maintainable, and well-documented code
  • Strong code review, mentoring, refactoring, and problem-solving skills
  • Experience working in agile teams, providing estimates, and communicating progress effectively
  • Ability to communicate clearly with both technical and non-technical stakeholders
  • Familiarity with source control systems, especially Git and GitHub, and common branching models such as GitFlow
  • Understanding of CI/CD pipelines, containerization, and modern software delivery practices
  • Awareness of AI-assisted software development, including prompt sensitivity, hallucinations, and safe versus unsafe uses of AI-generated output
  • Experience using AI tools to support coding, debugging, testing, documentation, or prototyping, with sound engineering judgment and critical review of outputs
  • Passion for delivering value to customers and improving team processes
Preferred Experience and Skills
  • Experience with micro-frontend architecture
  • Experience with Nx and Angular Material
  • Experience with AWS services such as ECS/Fargate, Lambda, SQS, SNS/EventBridge, S3, DynamoDB, and Step Functions
  • Experience with infrastructure as code such as AWS CDK or Terraform
  • Experience with Docker, GitHub Actions, and production monitoring / observability tooling
  • Experience with .NET Aspire for local orchestration and integration testing
  • Familiarity with distributed tracing, structured logging, and cloud observability tools
  • Exposure to gRPC, resilience patterns such as Polly, and progressive delivery or feature-flagging platforms
  • Understanding of security best practices including IAM, OAuth2 / OIDC, secrets management, encryption, and permission-based access control
  • Experience working in regulated markets
  • Experience with Agile, Scrum, or Lean software development practices
  • Keen to learn and apply new languages, frameworks, and engineering tools
    #LIHybrid

About Us

Diligent is the AI leader in governance, risk and compliance (GRC) SaaS solutions, helping more than 1 million users and 700,000 board members to clarify risk and elevate governance. The Diligent One Platform gives practitioners, the C-Suite and the board a consolidated view of their entire GRC practice so they can more effectively manage risk, build greater resilience and make better decisions, faster. 

At Diligent, we're building the future with people who think boldly and move fast.  Whether you're designing systems that leverage large language models or part of a team reimaging workflows with AI, you'll help us unlock entirely new ways of working and thinking.  Curiosity is in our DNA, we look for individuals willing to ask the big questions and experiment fearlessly - those who embrace change not as a challenge, but as an opportunity.  The future belongs to those who keep learning, and we are building it together.  At Diligent, you’re not just building the future - you’re an agent of positive change, joining a global community on a mission to make an impact.

Learn more at diligent.com or follow us on LinkedIn and Facebook


What Diligent Offers You 

  • Creativity is ingrained in our culture. We are innovative collaborators by nature. We thrive in exploring how things can be differently both in our internal processes and to help our clients
  • We care about our people. Diligent offers a flexible work environment, global days of service, comprehensive health benefits, meeting free days, generous time off policy and wellness programs to name a few
  • We have teams all over the world. We may be headquartered in New York City, but we have office hubs in Washington D.C., Vancouver, London, Galway, Budapest, Munich, Bengaluru, Singapore, and Sydney.
  • Diversity is important to us. Growing, maintaining and promoting a diverse team is a top priority for us. We foster and encourage diversity through our Employee Resource Groups and provide access to resources and education to support the education of our team, facilitate dialogue, and foster understanding.

Diligent created the modern governance movement. Our world-changing idea is to empower leaders with the technology, insights and connections they need to drive greater impact and accountability – to lead with purpose. Our employees are passionate, smart, and creative people who not only want to help build the software company of the future, but who want to make the world a more sustainable, equitable and better place. 

Headquartered in New York, Diligent has offices in Washington D.C.,  London, Galway, Budapest, Vancouver, Bengaluru, Munich, Singapore and Sydney.   To foster strong collaboration and connection, this role will follow a hybrid work model. If you are within a commuting distance to one of our Diligent office locations, you will be expected to work onsite at least 50% of the time. We believe that in-person engagement helps drive innovation, teamwork, and a strong sense of community.


We are a drug free workplace. Diligent is proud to be an equal opportunity employer. We do not discriminate based on race, color, religious creed, sex, national origin, ancestry, citizenship status, pregnancy, childbirth, physical disability, mental disability, age, military status, protected veteran status, marital status, registered domestic partner or civil union status, gender (including sex stereotyping and gender identity or expression), medical condition (including, but not limited to, cancer related or HIV/AIDS related), genetic information, or sexual orientation in accordance with applicable federal, state and local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. See also Diligent's EEO Policy and Know Your Rights. We are committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, you may contact us at [email protected].

To all recruitment agencies: Diligent does not accept unsolicited agency resumes. Please do not forward resumes to our jobs alias, Diligent employees or any other organization location. Diligent is not responsible for any fees related to unsolicited resumes.

Skills Required

  • Degree or equivalent in Computer Science, Mathematics, Engineering, or similar discipline
  • 5+ years professional software engineering experience in a commercial environment
  • Proven experience building scalable Angular applications in production
  • Frontend development skills: Angular, TypeScript, JavaScript, HTML, CSS, RxJS, state management (NgRx or Redux)
  • Backend development skills: C#, modern .NET, ASP.NET Core, Entity Framework Core, RESTful APIs (OpenAPI/Swagger)
  • Experience designing secure, scalable cloud-native services (preferably on AWS)
  • Solid understanding of Clean Architecture, CQRS / MediatR, and event-driven design patterns
  • Experience working with SQL and/or NoSQL data stores, including schema design and performance tuning
  • Commitment to producing well-tested, maintainable, and well-documented code (unit, integration, automated tests)
  • Experience working in agile teams, providing estimates, and communicating progress effectively
  • Familiarity with source control, especially Git and GitHub, and branching models such as GitFlow
  • Understanding of CI/CD pipelines, containerization, and modern software delivery practices
  • Strong code review, mentoring, refactoring, and problem-solving skills
  • Ability to communicate clearly with both technical and non-technical stakeholders
  • Awareness of AI-assisted software development and experience using AI tools responsibly
  • Proven experience delivering changes to large and complex products
  • Interest in continuous improvement and mentoring team members
  • Experience with micro-frontend architecture
  • Experience with Nx and Angular Material
  • Experience with AWS services (ECS/Fargate, Lambda, SQS, SNS/EventBridge, S3, DynamoDB, Step Functions)
  • Experience with infrastructure as code (AWS CDK or Terraform)
  • Experience with Docker, GitHub Actions, and production monitoring/observability tooling
  • Experience with .NET Aspire for local orchestration and integration testing
  • Familiarity with distributed tracing, structured logging, and cloud observability tools
  • Exposure to gRPC, resilience patterns such as Polly, and progressive delivery/feature-flagging platforms
  • Understanding of security best practices including IAM, OAuth2/OIDC, secrets management, encryption, permission-based access control
  • Experience working in regulated markets

Diligent Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Diligent and has not been reviewed or approved by Diligent.

  • Healthcare Strength Healthcare coverage includes comprehensive medical, dental, and vision options. Wellness programs are also highlighted as part of the package.
  • Retirement Support Retirement offerings include a 401(k) with employer match in the U.S. and regional plans internationally. This structure underscores support for long-term savings.
  • Leave & Time Off Breadth Time off is framed as flexible with “unlimited PTO” and periodic recharge weeks in some areas. Parental leave is also promoted within the global package.

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The Company
HQ: New York, NY
1,213 Employees

What We Do

Diligent is the leading GRC SaaS provider, serving nearly 1 million users from 25,000 organizations around the world. Our software enables holistic and informed conversations about governance, risk and compliance and ensures CEOs, CFOs and the board have an integrated view of audit, risk, information security, ethics and compliance from across the organization. Our world-changing idea is to bring technology, insights and confidence to leaders so they can build more effective, equitable, and successful organizations – and create lasting, positive impact on the world. We seek to empower organizations to be better for their stakeholders and communities, for their customers and employees, for their bottom line. Headquartered in New York, Diligent also has offices in Washington D.C., London, Galway, Budapest, Vancouver, Bengaluru, Munich, and Sydney.

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