Senior Software Engineer - Python/Agentic AI

Blackline

Hybrid

Quick summary

Work type: Hybrid
Location: WA
Salary: $146,000–$146,000 / yr
Posted: 7 days ago
Closes: Jun 8, 2027
Nearby: 99+ roles within 25 mi

Market check

Salary context

Below market

How this pay compares to similar roles

Similar $183k

This role $146k

$132k most similar roles pay here $230k

This role pays less than 73% of similar roles. Most pay $144,350–$221,000 — the shaded band above. At the midpoint, this role pays about $146k versus about $183k for comparable roles.

Based on 240 similar postings.

Employer

About Blackline

BlackLine is a cloud-based financial operations management platform that automates and controls the financial close process for enterprises, including account reconciliation, journal entries, and financial reporting. Industry: Financial Technology & Accounting Software

Blackline currently has 13 open roles on FindRole.

Listed pay typically runs $193,000–$193,000 across 13 roles with salary data.

Most-posted roles

View all roles at Blackline

At a glance

TL;DR · Senior Software Engineer - Python/Agentic AI

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As a Senior Software Engineer in Test at BlackLine, you will join a dynamic team focused on delivering high-quality SaaS solutions for finance and accounting teams. Your primary responsibilities include automating tests for web applications, mobile apps, and RESTful APIs to ensure robust coverage of all features. You will leverage tools like Appium for mobile app test automation across both iOS and Android platforms, while also contributing to the development and maintenance of an automated regression test harness. Additionally, you will drive quality engineering initiatives by identifying risks, conducting root cause analysis, and collaborating with product and engineering teams to define clear acceptance criteria and technical specifications. This role requires expertise in C# (.NET core), NUnit/XUnit/MSTest frameworks, as well as hands-on experience with cloud environments like AWS or Azure, making a significant impact on the company's quality-first culture.

Skills

Appium C# .NET Core NUnit XUnit MSTest Google Cloud AWS Azure CI/CD SQL Kubernetes Mesos Nomad RabbitMQ Kafka SQS HTML JavaScript CSS RESTful APIs Performance testing Cloud native services API gateway Identity management Authentication Workflow orchestration tools Job scheduling Search ERP systems

What you'll do

Automate tests for web applications and RESTful APIs using existing tools and frameworks.
Build mobile app test automation for iOS/Android devices using Appium.
Execute detailed root cause analysis of test failures, defects, and performance issues.
Drive improvements by creating or enhancing automation tools and contributing to the framework.
Author high-quality test plans, cases, and supporting documentation for various features.

What we're looking for

7+ years of hands-on experience in web application, mobile, SaaS, and RESTful API testing.
Proficient in test automation development with experience building a suite from scratch using C# (.NET core) and frameworks like NUnit/XUnit/MSTest.
Hands-on experience with iOS and Android hybrid/native mobile applications testing and automation using Appium/Selendroid.
Deep understanding of enterprise SaaS performance, scalability, reliability, and security at scale in cloud environments (Google Cloud, AWS, Azure).
Strong knowledge of SQL, stored procedures, data models, transactional flows, and experience with CI/CD tools for regression tests.

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