Customer Success Engineer

Black Nova Group; Greater London; On-site; GBP 30,000 - 45,000; Full time

Job summary

A dynamic software startup is seeking a motivated Junior Customer Success Engineer to manage client data and automate workflows. Ideal candidates should have strong Excel skills, basic Python proficiency, and a collaborative mindset. This role offers an opportunity to grow in a fast-paced, data-driven environment, with a focus on enhancing technical skills and client support. The candidate will work closely with internal teams to deliver efficient experiences for clients.

Benefits

Learn in a modern SaaS environment

Gain real-world experience in customer operations

Work in a friendly team with growth opportunities

Qualifications

• Experience with advanced formulas and data management in Excel or Google Sheets.
• Proficiency with Python, especially for data scripting.
• Ability to analyze and clean data effectively.

Responsibilities

• Manage, clean, and analyze client data.
• Automate repetitive tasks using Python.
• Collaborate with internal teams to troubleshoot client processes.

Skills

Solid working knowledge of Microsoft Excel or Google Sheets

Basic proficiency in Python

Strong problem-solving and analytical thinking skills

Good communication skills

Eagerness to learn automation tools

Tools

Excel

Google Sheets

Python

Job description

Customer Success Engineer

We usually respond within a week

About Varicon:

Varicon is a fast-growing, venture-backed software startup focused on transforming how construction companies manage their projects. We help our customers improve efficiency, track performance, and streamline operations using modern, easy-to-use tools.

Overview:

We’re looking for a motivated and detail-driven Junior Customer Success Engineer to join our team. In this role, you’ll work closely with the Customer Success, Engineering and AI teams to support client data operations, optimize workflows, and enhance automation processes. The candidate should work with data in Excel, automating repetitive tasks with Python, and helping deliver smooth, efficient experiences for clients.

This is a great opportunity for someone who wants to grow into a technical operations or automation-focused role within a fast-moving, data-driven environment.

Key Responsibilities:

• Manage, clean, and analyze client data using Excel or Google Sheets.
• Build and maintain formulas, templates, and logic-based models to ensure data accuracy and consistency.
• Use Python scripts to automate repetitive tasks and streamline client workflows.
• Support the onboarding and implementation of client data into internal systems.
• Collaborate with internal teams (AI, Payroll, and Engineering) to troubleshoot and improve client processes.

Required Skills & Qualifications:

• Solid working knowledge of Microsoft Excel or Google Sheets (advanced formulas, logic, lookups, etc.).
• Basic proficiency in Python (pandas, data cleaning, or scripting basics).
• Strong problem-solving and analytical thinking skills.
• Good communication skills and a collaborative mindset.
• Eagerness to learn automation tools and enhance technical skill sets.

Preferred (Nice to Have):

• Familiarity with data processing or AI automation tools.
• Experience working with Django, APIs, or data exports.

Ideal Candidate:

You’re curious, technically minded, and enjoy solving problems with data. You’re comfortable in spreadsheets and eager to learn how to automate and optimize real-world workflows.

Why Join Us:

• Learn how a modern SaaS company works from the inside.
• Gain real-world experience in customer operations and support.
• Work in a friendly and fast-paced team that values learning and contribution.
• Possibility of long-term opportunities based on performance.

Our Values:

• Growth Mindset – Always learning and improving.
• Customer Obsessed – Focused on delivering value.
• Challenge the Status Quo – Curious and proactive.
• Inclusive by Design – Respectful and collaborative.
• Take Ownership – Responsible and accountable.

How to Apply:

If you’re organised, curious, and excited to support real customers in a growing tech business, send us your CV and a short note about why you’re interested in this role at Varicon.