Paddle

Principal Software Engineer

United Kingdom

Not SpecifiedCompensation
Expert & Leadership (9+ years)Experience Level
Full TimeJob Type
UnknownVisa
Fintech, SaaS, E-commerceIndustries

Requirements

Candidates should possess deep experience in designing and evolving large-scale, distributed backend systems with strong foundations in architecture, performance, reliability, and data integrity. A proven track record of leading company-level technical strategy and delivering multi-quarter, cross-team initiatives with measurable impact is essential. The role requires comfort operating as an architect, strategist, and problem solver, with the ability to define clear architectural direction, connect technology to business outcomes, and unblock complex technical challenges. Proficiency in navigating ambiguity, making sound trade-offs, and simplifying complex systems into maintainable, evolvable designs is expected. Excellent communication skills across diverse audiences, from engineers to executives, are necessary for building alignment and momentum. A commitment to operational excellence and reliability engineering as first principles, especially in regulated or high-trust domains, is crucial. Experience in empowering and uplifting others through mentorship, documentation, and setting high standards for engineering practice is also required.

Responsibilities

The Principal Software Engineer will own and articulate the long-term technical vision and architectural strategy for key parts of Paddle’s platform, aligning it with product and company goals. They will define durable architectural patterns, interfaces, and platform capabilities to enable multiple teams to build consistently and safely at speed. This role involves initiating and driving large, complex programmes of work to simplify systems, reduce operational risk, and accelerate delivery. The Principal Engineer will serve as the decision-maker on high-stakes technical choices and architectural trade-offs, ensuring durable, high-quality outcomes. They will develop deep product fluency, becoming an expert in how the product works and delivers value, connecting architecture decisions to revenue, margin, risk, and customer experience. Partnering with the Product team and other stakeholders to turn ambitious ideas into feasible plans of action is a key responsibility. Elevating operational excellence by setting patterns that drive teams to be proactive, data-driven, and disciplined in managing their systems is also expected. Additionally, the role includes mentoring Staff and Senior engineers, growing technical leadership capability across the organization, and championing engineering excellence and pragmatic simplicity. Representing Paddle’s technical direction in executive and cross-functional forums, communicating complex concepts with clarity and influence, is also part of the role.

Skills

Distributed Systems
Backend Architecture
Technical Vision
Architectural Strategy
Scalable Systems
Reliable Systems
Secure Systems
Communication
Collaboration
Payment Infrastructure
Merchant of Record

Paddle

Platform for SaaS billing and compliance

About Paddle

Paddle simplifies software sales for SaaS companies by providing a platform that manages billing, payments, tax compliance, and customer support. Its tools allow developers to focus on product development instead of administrative tasks. Paddle's all-in-one solution includes payment processing, subscription management, invoicing, and compliance with international tax laws, helping clients streamline operations and scale efficiently. The company earns revenue through transaction fees and subscription plans, aligning its success with that of its clients. Paddle's platform is flexible, easy to configure, and offers extensive API documentation for seamless integration. It also supports webhook notifications for real-time updates. The goal of Paddle is to be a vital partner for software companies aiming to grow internationally while managing the complexities of tax and compliance.

London, United KingdomHeadquarters
2012Year Founded
$283.4MTotal Funding
SERIES_DCompany Stage
Enterprise Software, FintechIndustries
201-500Employees

Benefits

Competitive compensation & share options
Private healthcare & mental health coaching
Flexible time off
Learning & development
Family leave
Wellbeing points
Transportation subsidies
Home workstation budget

Risks

Emerging payment platforms may erode Paddle's market share.
Slower SaaS industry growth could impact Paddle's transaction-based revenue model.
Rising churn rates in SaaS could lead to decreased revenue for Paddle.

Differentiation

Paddle offers a unique Merchant of Record model for SaaS companies.
The platform integrates billing, payments, and tax compliance into a single solution.
Paddle's API and webhook features enable seamless integration for developers.

Upsides

Paddle's AI Launchpad supports the growing trend of AI-powered SaaS solutions.
The new billing features cater to the demand for hyperlocalised payments.
Paddle's all-in-one platform is attractive amid rising churn rates and tighter budgets.

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