UX/UI Senior Software Engineer

Partner One Capital; Indonesia; On-site; IDR 832.362.000 - 1.165.308.000; Full time

Job summary

A cybersecurity company in Indonesia is seeking a Senior UI/UX Software Engineer to create elegant user experiences for their cybersecurity platforms. You will work with designers and engineers to build secure, scalable web applications, optimizing performance and integrating APIs. Candidates should have strong skills in Angular 12+, TypeScript, and RESTful APIs. This role is an excellent opportunity to be at the forefront of cybersecurity innovation.

Qualifications

• Proficiency in AngularJS / Angular 12+, TypeScript, JavaScript, HTML5, SCSS, and Less.
• Experience with RxJS, NgRx, and reactive frameworks.
• Strong understanding of RESTful APIs, third-party integrations, and SQL.
• Experience with IIS, performance tuning, and optimization.
• Familiarity with cloud platforms (AWS, Azure, or GCP).

Responsibilities

• Build and maintain secure, scalable web apps with Angular and modern web tools.
• Partner with UX/UI designers to deliver intuitive, user-focused interfaces.
• Collaborate with backend teams to integrate APIs and ensure smooth data flow.
• Optimize performance, speed, and scalability across applications.
• Write clean, maintainable, well-documented code.
• Participate in code reviews, testing, and debugging.

Skills

AngularJS / Angular 12+

TypeScript

JavaScript

HTML5

SCSS

Less

RxJS

NgRx

Problem-solving

Attention to detail

Team collaboration

Education

BS in Computer Science or Engineering

Tools

RESTful APIs

SQL

IIS

Cloud Platforms (AWS, Azure, GCP)

Job description

Join Fidelis Cybersecurity as a Senior UI/UX Software Engineer, where you will craft elegant and scalable user experiences for our industry-leading cybersecurity platforms. In this role, you will collaborate with an exceptional team of designers, engineers, and cybersecurity experts to transform complex data into clear, actionable insights; helping our customers see, understand, and respond to attacks faster.

At Fidelis, we’re not just defending against threats, we’re outsmarting them. Our technology digs as deep as attackers hide, uncovering threats across networks, endpoints, and cloud environments. As part of our team, you’ll be on the front lines of innovation, shaping how defenders visualize and interact with the most critical security data in the world.

What You’ll Do

• Build and maintain secure, scalable web apps with Angular (12+) and modern web tools.
• Partner with UX/UI designers to deliver intuitive, user-focused interfaces.
• Collaborate with backend teams to integrate APIs and ensure smooth data flow.
• Optimize performance, speed, and scalability across applications.
• Write clean, maintainable, well‑documented code.
• Participate in code reviews, testing, and debugging to maintain high quality.
• Stay current with industry trends and Angular best practices.
• Turn business requirements into practical, technical solutions.

Requirements

• BS in Computer Science, Engineering, or equivalent experience.
• Proficiency in AngularJS / Angular 12+, TypeScript, JavaScript, HTML5, SCSS, and Less.
• Experience with RxJS, NgRx, and reactive frameworks.
• Strong understanding of RESTful APIs, third‑party integrations, and SQL.
• Experience with IIS, performance tuning, and optimization (apps & DBs).
• Familiarity with cloud platforms (AWS, Azure, or GCP).
• Excellent problem-solving, attention to detail, and team collaboration.

Preferred: Experience with NoSQL, search engines, Agile development, and containerization (Docker or Podman).