Customer Support Engineer

Stackline; Greater London; Hybrid; GBP 45,000 - 65,000; Full time

Job summary

Stackline is seeking a Customer Support Engineer in London for a full-time, hybrid role. You will provide functional and technical support for our SaaS platform, troubleshoot issues, and document resolutions while serving as a subject matter expert for customers and internal teams.

This role requires scripting with Python/SQL, database querying, and log analysis, plus collaboration with Product Development, Sales, and Marketing to resolve complex issues and maintain high customer satisfaction.

Qualifications

• Experience in a product or technical support role with enterprise customers.
• Comfortable scripting and automating tasks (e.g., Python, SQL).
• Ability to query databases and interpret logs to diagnose technical issues.
• CRM and Microsoft Office proficiency.
• Excellent verbal and written communication; ability to explain complex issues clearly.
• Team-oriented and able to work independently.
• Strong analytical, decision-making, and troubleshooting skills.
• Ability to work in a fast-paced environment and manage multiple priorities.
• Demonstrated commitment to customer service.

Responsibilities

• Provide subject matter expertise on Stackline's SaaS platforms and services.
• Address customer inquiries via email, chat, or phone; troubleshoot and resolve issues.
• Guide customers through setup and installation; fix bugs and troubleshoot errors.
• Write scripts to automate recurring support tasks and build lightweight tools.
• Query databases, review logs, and reproduce issues to identify root causes.
• Collaborate with Product Development, Sales, and Marketing to address customer needs.
• Adhere to SLAs and prioritize workload to meet response/resolution times.

Skills

Customer support

Python/SQL scripting

CRM experience

Communication skills

Team player

Analytical thinking

Tools

Python

SQL

Job description

Stackline is the first full-funnel connected commerce platform for the world's most innovative brands. Business leaders, product innovators, performance marketers, and analysts trust Stackline as the single source of commerce truth. Fueled by our proprietary neural network, our market insights, revenue metrics, behavior analyses, and autonomous functionality create the actions that determine success or failure.

Founded in 2014 in Seattle, we have offices in Minneapolis, New York, Salt Lake City, and London. Since November 2020, Stackline has raised $180 million in strategic investments from Goldman Sachs Growth Equity and TA Associates.

Stackline is on a mission to fuel the future of commerce by bringing brands and customers closer together.

About The Role:

As a Customer Support Engineer, you will be responsible for providing functional and technical support to troubleshoot, document, and resolve issues for Stackline customers using our software tools. This role acts as a subject matter expert on Stackline's suite of products and services to address internal and external requests to ensure a high level of customer satisfaction. Customer Support Engineers will work cross-functionally with other Stackline teams such as Product Development, Sales, and Marketing as needed.

This is a full-time position with a hybrid in-office policy (4 days/week in office) based in downtown London

What You Will Do:

• Provide subject matter expertise internally and externally on Stackline's SaaS platforms and services.
• Responsible for promptly and effectively addressing customer inquiries, issues, and requests via various channels such as email, chat, or phone. Ensure accurate information is provided to clients, troubleshoot problems, and offer solutions.
• Provide technical support to customers through guided setup and installation processes, resolving software bugs, and troubleshooting errors.
• Write and maintain scripts to automate recurring support tasks, diagnose issues, and streamline internal workflows. Build lightweight tools and utilities to improve support efficiency and reduce manual effort.
• Investigate technical issues by querying databases, reviewing logs, and reproducing customer-reported problems to identify root causes.
• Contribute to creating and updating knowledge base articles, FAQs, and other self-help resources. Assist in documenting common issues, troubleshooting steps, and best practices to enable customers to find solutions independently.
• Facilitate collaboration with other teams, such as Product Development, Sales, and Marketing, to address customer needs effectively. Relay customer feedback, provide input for product improvement, and coordinate with the relevant teams to resolve complex issues.
• Adhere to terms of Service Level Agreements (SLAs) such as response or resolution time. Demonstrate the ability to prioritize and manage their workload effectively to meet these service-level expectations.

Who We Are Looking For:

• Prior experience in a product support or technical support role working with enterprise customers.
• Comfortable writing scripts and automating tasks (e.g., Python, SQL, or similar); no formal computer science background required.
• Ability to query databases and interpret logs to diagnose technical issues.
• CRM and Microsoft Suite experience.
• Excellent verbal and written communication skills with the ability to communicate complex issues clearly and effectively.
• Works well in a team environment and independently.
• Strong analytical, decision-making, and troubleshooting skills.
• Ability to work in a fast‑paced and dynamic environment and manage multiple priorities at the same time.
• Demonstrated commitment to customer service.

Stackline is committed to creating a diverse environment and is proud to be an equal opportunity employer. We encourage applicants from all backgrounds to apply. All qualified applicants will receive consideration for employment without regard to race, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.