Lead Software Engineer | London, UK

Capital on Tap; London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

Capital on Tap is seeking a Lead Software Engineer to drive technical excellence in a collaborative environment. You will lead high-impact software projects, mentor engineers, and contribute to architecture and technical strategy. This hybrid role requires extensive experience in C# and cloud technologies, focusing on helping small businesses thrive.

Benefits

Private Healthcare including dental and opticians services

Worldwide travel insurance

Anniversary Rewards

Salary Sacrifice Pension Scheme

28 days holiday plus bank holidays

Annual Learning and Wellbeing Budget

Enhanced Parental Leave

Cycle to Work Scheme

Season Ticket Loan

Dog Friendly Offices

Qualifications

• Proven experience managing and developing software engineers.
• Extensive commercial experience in software development.
• Ability to manage cross-functional projects and collaborate effectively.

Responsibilities

• Drive technical excellence while being hands-on in software development.
• Lead high-impact projects and align technical direction with business strategy.
• Mentor engineers and foster a culture of collaboration.

Skills

C#/.Net/.Net Core

React

RESTful API design

Azure cloud development

SQL

Test-Driven Development

Software development practices

Scalable system architecture

Job description

We're Capital on Tap Capital on Tap was founded with the mission to help small business owners and make their lives easier. Today, we provide an all-in-one business credit card & spend management platform that helps business owners save time and money. Capital on Tap proudly serves over 200,000 businesses across the world and our goal is to help 1 million small businesses by 2030.

Why Join Us? We empower you to be innovative and solve complex problems. Take ownership, make an impact, and thrive in our scaling and agile environment.

This is a Hybrid role, the Engineering team work from our London (Shoreditch) Offices 2-3 days per week.

What You'll Be Doing

As a Lead Software Engineer, you'll play a key role in driving technical excellence across multiple teams while remaining hands-on in software development. You'll lead high-impact projects from concept to delivery, shape architecture, and align technical direction with business strategy. Working closely with Tech Leads, Product Managers and the wider Engineering Group, you'll set the standard for quality, mentor engineers across teams and champion initiatives that raise the engineering bar including the adoption of AI tools and automation.

• Provide mentorship, constructive feedback and foster a culture of collaboration and continuous improvement
• Motivate the team, remove blockers, and track performance to ensure accountability
• Work closely with Product, QA, and Tech Leads to align on strategy and execution
• Shape product decisions alongside Product Managers and Designers
• Ensure clear, open communication in remote, hybrid, and in-person settings
• Establish and uphold coding standards and best practices
• Identify and mitigate risks, addressing challenges proactively
• Stay hands-on in software development, guiding engineers at a technical level
• Work with Tech Leads to ensure alignment on technical direction and innovation

We're Looking For

• Proven experience managing and developing software engineers
• Extensive commercial experience with C#/.Net/.Net Core/React
• Experience with RESTful API design and Azure cloud development (cloud-first approach)
• Proficient in SQL and Test-Driven Development (TDD)
• Strong technical background in modern software development practices and scalable system architecture
• Ability to manage cross-functional projects, collaborating effectively with Product, QA, and other stakeholders

Diversity & Inclusion
We welcome, consider and encourage applications from anyone who shares our commitment to inclusivity. Join us in creating a space where authenticity thrives, and everyone can do their best work.

Great Work Deserves Great Perks
We try not to take ourselves too seriously (all the time) so we make sure our office is decked out with a pool table, arcade machine, beer tap, and a couple of office dogs thrown in for good measure. Check out our benefits:
Private Healthcare including dental and opticians services through Vitality
Worldwide travel insurance through Vitality
Anniversary Rewards (£250, £500, £750, 4-week fully paid sabbatical)
Salary Sacrifice Pension Scheme up to 7% match
28 days holiday (plus bank holidays)
Annual Learning and Wellbeing Budget
Enhanced Parental Leave
Cycle to Work Scheme
Season Ticket Loan
6 free therapy sessions per year
Dog Friendly Offices
Free drinks and snacks in our offices

Check out more of our benefits, values and mission here.

Interview Process

• First stage: 30 minute intro call with Talent Partner
• Second stage: 45 minute "Tech Chat" & Values Interview with Team Manager & People Partner
• Third stage: 90 minute Code Pairing & Case Study
• Final stage: 60 minute Stakeholder Interview with Product, QA, and Tech Lead

Other Info Check out our 'Top Tips' for interviewing.
• Keep updated on new job opportunities by following us on Linkedin.
Email [e-mail] if you have any questions.

Excited to work here? Apply! If you'd like to progress your career within our fast growing, profitable fintech then click apply and we will aim to get back to you within 3 working days (during busy periods this could take up to 5 working days.)

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