Senior Application Engineer

Sedna Inc.; Cape Town; On-site; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Competitive compensation

Comprehensive benefits

Flexible work arrangements

Job summary

Sedna.net in Cape Town seeks a Senior Application Engineer to design, develop, and optimize sophisticated applications that integrate advanced technologies. You will lead technical initiatives, ensure robust architectures, and collaborate with cross-functional teams to deliver high-quality solutions.

Senior engineers will drive key components in C#/.NET and C++, design scalable Web APIs, implement secure OAuth-based auth, and mentor junior staff while championing cybersecurity and performance

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• 5+ years of professional software development experience.
• Experience in senior/lead roles and modern SDLC practices.
• Proficiency with cloud platforms and containerization (Docker/Kubernetes).

Responsibilities

• Architect and develop advanced applications using C# and .NET for scalability and performance.
• Lead implementation of high-performance components in C++.
• Design and optimize Web APIs for seamless integration.
• Implement AMQP-based messaging systems for distributed data exchange.
• Design and optimize PostgreSQL schemas and queries.
• Implement secure authentication/authorization with OAuth.
• Lead development for 3D systems including rendering and visualization.
• Champion cybersecurity best practices and secure coding.
• Utilize MATLAB for Pose Estimation or signal processing tasks.
• Mentor junior engineers, conduct code reviews, ensure coding standards.
• Collaborate with stakeholders to define requirements and drive delivery.
• Stay updated on emerging technologies and propose innovations.

Skills

C#/.NET

C++

Web APIs (REST/GraphQL)

AMQP messaging

PostgreSQL

OAuth / Auth

3D systems

Cybersecurity

MATLAB

Kubernetes

Leadership

Education

Bachelor's or Master's in CS/Engineering

Tools

Docker

Kubernetes

OpenGL

Unity

Unreal Engine

Job description

As a Senior Application Engineer, you will play a key role in designing, developing, and optimizing sophisticated applications that integrate advanced technologies. You will lead technical initiatives, ensure robust and secure system architectures, and collaborate with cross-functional teams to deliver high-quality solutions. This role is ideal for a seasoned engineer with deep technical expertise and leadership skills.

Location: Cape Town, South Africa
Employment Type: Full-Time

Key Responsibilities

Architect and develop advanced applications using C# and .NET for scalability and performance.

Lead the implementation of performance-critical components using C++.

Design and optimize Web APIs to ensure seamless integration and interoperability across services.

Implement and manage AMQP-based messaging systems (e.g., RabbitMQ) for reliable, distributed data exchange.

Design and optimize complex PostgreSQL database schemas, queries, and performance tuning.

Implement secure authentication and authorization frameworks using OAuth and related protocols.

Lead development efforts for 3D systems, including visualization, rendering, or processing pipelines.

Champion Cybersecurity best practices, including secure coding, threat modeling, and vulnerability mitigation.

Leverage Matlab for advanced tasks such as Pose Estimation or signal-processing applications.

Mentor junior engineers, conduct code reviews, and ensure adherence to high-quality coding standards.

Collaborate with stakeholders to define technical requirements, troubleshoot issues, and drive project delivery.

Stay updated on emerging technologies and propose innovative solutions to enhance Sedna.net’s platform.

Required Skills

Expert-level proficiency in C# and .NET for building and scaling enterprise-grade applications.

Advanced experience with C++ for developing high-performance, low-latency components.

Proven expertise in designing, implementing, and optimizing Web APIs using RESTful or GraphQL principles.

Extensive experience with AMQP protocols for messaging systems in distributed architectures.

Deep knowledge of PostgreSQL, including advanced query optimization, indexing, and schema design.

Strong expertise in OAuth and related authentication/authorization protocols for secure system design.

Significant experience with 3D systems, such as 3D rendering, visualization, or simulation frameworks.

In-depth knowledge of Cybersecurity, including secure SDLC, encryption, and threat mitigation strategies.

Proficiency in Matlab for Pose Estimation or other advanced signal-processing applications.

• Experience with Kubernetes and implementation of monitoring and integrated health control.

Strong leadership and mentorship skills with a track record of guiding technical teams.

Excellent problem-solving abilities and experience in delivering complex projects in fast-paced environments.

Preferred Qualifications

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field (or equivalent experience).

5+ years of professional experience in software development, with at least 2 years in a senior or lead role.

Expertise in Waterfall, Agile/Scrum methodologies and DevSecOps practices.

Experience with cloud platforms (e.g., AWS, Azure, GCP) and containerization (e.g., Docker, Kubernetes).

Familiarity with 3D frameworks or tools (e.g., OpenGL, Unity, Unreal Engine).

Strong communication skills and the ability to collaborate with technical and non-technical stakeholders.

Why Join Sedna.net?

Lead impactful projects at the forefront of technology innovation.

Work in a collaborative, inclusive, and dynamic environment that values technical excellence.

Opportunities for career advancement, leadership, and continuous learning.

Competitive salary, comprehensive benefits, and flexible work arrangements.

Previous Post Junior Mechanical Engineer

Next Post Applications Engineer

Stay Connected

Follow us on social media for the latest updates from Sedna.