Software Engineering Jobs in South Korea

There are 131 open Software Engineering jobs in South Korea on freehire right now. 28 of them were posted recently. The skills employers ask for most often are ai, cpp and api.

Most requested skills

  • ai 66%
  • cpp 44%
  • api 42%
  • python 37%
  • cloud 24%
  • linux 21%
  • machine-learning 21%
  • ci-cd 19%

How the work is done

  • Hybrid 17 · 13%
  • Remote 11 · 8%
  • Onsite 9 · 7%

Visa sponsorship offered in 75% of the 40 postings that state a position on it.

Seniority

  • Senior 29
  • Staff 6
  • Lead 5
  • Principal 5
  • Intern 4
  • Middle 3

Who is hiring

  • 501-1000 employees 19
  • 1000+ employees 16
  • 51-200 employees 16
  • 11-50 employees 10
  • 201-500 employees 6
131 jobs
speechify
3 days ago

Senior Software Engineer, Core Experiences - Busan, South Korea

Open 79d APACSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Senior Software Engineer builds and maintains core services and cross-platform SDKs in Kotlin to power Speechify’s audio-information product, focusing on performance and API design.

api cloud gcp java kotlin
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speechify
3 days ago

Senior Software Engineer, Windows/Desktop Applications - Incheon, South Korea

Open 79d APACSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Builds and maintains Speechify's native Windows desktop app using WinUI, C#, and XAML, ensuring accessibility and performance across Windows 10/11.

accessibility ai analytics android api +8 skills
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speechify
3 days ago

Software Engineer, Data Infrastructure & Acquisition - Seoul, South Korea

Open 79d APAC H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Build and scale Speechify’s data ingestion pipeline to collect and process petabyte-scale audio datasets for AI model training, using GCP, Terraform, and Python.

ai android bash cloud docker +6 skills
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Blendbee Executive Search & Talent Development
4 days ago

Software Engineer (Ad Tech)

APACFull-time
South Korea

This role involves developing and maintaining anti-adblock systems for a global adtech company, focusing on runtime, script delivery, and edge infrastructure. The engineer will conduct technical research and production engineering to recover publisher ad revenue in an adversarial environment.

api javascript observability typescript
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Seoul Robotics
4 days ago

Software Engineer- Autonomy

HybridAPACMiddle
South Korea

Seoul Robotics is seeking an Autonomy Software Engineer to develop and maintain core planning, control, and estimation pipelines for autonomous driving systems. The role involves writing robust C++ and Python code to improve system reliability and performance in a collaborative, international environment.

ai ci-cd cpp linux machine-learning +1 skills
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bjakcareer
5 days ago

Principal Software Engineer, AI Email App

RemoteAPAC, North America, UKFull-timePrincipal
+1

The Principal Software Engineer will lead a team to build a reliable, AI-native email application by designing backend and client-side architectures that integrate LLM capabilities. This hands-on role involves managing complex workflows, ensuring system reliability, and partnering with ML leadership to deliver a high-quality product.

ai api llm machine-learning observability
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bjakcareer
5 days ago

Lead Software Engineer, AI Email App

RemoteAPAC, North America, UKFull-timeLead

Lead Software Engineer for an AI-native email app, owning architecture across backend, mobile, and desktop while leading a small senior engineering team to turn AI/LLM capabilities into reliable, shippable product experiences.

ai api llm machine-learning observability
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bjakcareer
5 days ago

Staff Software Engineer, AI Email App

RemoteAPAC, North America, UKFull-timeStaff
+1

Staff engineer owning the engineering layer for an AI-native email/app product, designing reliable backend systems, APIs, and client apps that integrate with ML/LLM capabilities while leading a small senior team.

ai api llm machine-learning observability
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bjakcareer
5 days ago

Principal Software Engineer

RemoteAPAC, EuropeFull-timePrincipal
+3

The Principal Software Engineer will lead technical direction and execution for major products, designing scalable systems and remaining hands-on with coding and architecture. This role involves driving engineering initiatives, mentoring team members, and solving complex production problems in a distributed, international environment.

api cloud distributed-systems observability prototyping
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bjakcareer
5 days ago

Lead Software Engineer

RemoteAPAC, Europe, North AmericaFull-timeLead
+13

The Lead Software Engineer will own technical direction and execution for major products, designing scalable systems and writing code while mentoring engineers. This hands-on role requires deep expertise in backend, frontend, and distributed systems to solve complex engineering problems.

api cloud distributed-systems observability prototyping
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bjakcareer
5 days ago

Staff Software Engineer

RemoteAPAC, Europe, North AmericaFull-timeStaff
+14

The Staff Software Engineer will lead technical direction and execution for major products and systems, working hands-on with backend, frontend, and infrastructure. This role involves designing scalable systems, mentoring engineers, and driving critical engineering initiatives in a distributed, global environment.

api cloud distributed-systems observability prototyping
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applied
5 days ago

Software Engineer - Multi-Agent UAV Autonomy (Defense)

On-siteAPACFull-time
South Korea

Develops software tools for multi-agent UAV autonomy, bridging simulation and real-world deployment to enable defense customers to design, train, and validate coordinated drone missions. Core tech: autonomy algorithms, reinforcement learning, UAS development, and cross-team collaboration with US-based product engineering.

ai ansys cpp machine-learning python +1 skills
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Commvault
last week

Software Engineer - Automation

Open 47d APACInternshipIntern
South Korea

Builds Python-based test automation frameworks and tools for a cloud-scale SaaS backup platform protecting enterprise data across AWS, GCP, and Azure. Works with EC2, S3, DynamoDB, Lambda, and Kubernetes to design end-to-end integration and load tests.

agentic-ai agile ai api automation +21 skills
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speechify
last week

Senior Software Engineer, Windows/Desktop Applications - Busan, South Korea

Open 79d APACSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Build and maintain Speechify's native Windows desktop app using WinUI, C#, and XAML, ensuring accessibility, performance, and cross-version compatibility for millions of users.

accessibility ai analytics android api +8 skills
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Gruve
last week

Salesforce Developer

Open 80d APAC
South Korea

Salesforce Developer in Seoul designing and maintaining custom Salesforce solutions using Apex, LWC, and Visualforce, with integrations and data modeling for an enterprise services startup.

ai apex api automation cloud +9 skills
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bear-robotics
2 weeks ago

Robotics Software Engineer, SLAM

Open 69d APAC H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Develop SLAM algorithms using LiDAR and visual sensors to enable autonomous navigation for service robots in logistics and hospitality settings.

ai computer-vision cpp deep-learning git +6 skills
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speechify
2 weeks ago

Senior Software Engineer, Windows/Desktop Applications - Seoul, South Korea

Open 73d APACSenior H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Build and maintain Speechify's native Windows desktop app using WinUI, C#, and XAML, ensuring accessibility, performance, and cross-version compatibility for millions of users.

accessibility ai analytics android api +8 skills
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speechify
2 weeks ago

Software Engineer, Data Infrastructure & Acquisition - Seongnam, South Korea

Open 73d APAC H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Builds and maintains petabyte-scale data pipelines for AI model training at a text-to-speech startup, integrating cloud infrastructure, web crawlers, and Python tooling on GCP.

ai android bash cloud docker +6 skills
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speechify
2 weeks ago

Software Engineer, Platform - Seoul, South Korea

Open 73d APAC H-1B sponsor history — This employer has had H-1B petitions approved by USCIS in the last five fiscal years, per the USCIS H-1B Employer Data Hub. The approval belongs to the employer and is not a commitment to sponsor this role.
South Korea

Builds and maintains Speechify's backend services (payments, APIs, TTS) in a fast-paced, distributed team using TypeScript/Node.js and cloud platforms.

ai analytics android api aws +7 skills
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hopae
2 weeks ago

Senior Software Engineer

HybridAPACFull-timeSenior
South Korea

Senior Software Engineer building and scaling Hopae's digital identity verification platform (Hopae Connect) using TypeScript/JavaScript across backend, integrations, and infrastructure, based in Seoul.

api distributed-systems fintech javascript jwt +2 skills
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