Implementation Consultant

About Windcave

Windcave is a global leader in payment technology, offering a unified platform that consolidates all payment solutions into a seamless ecosystem. Operating in 42 countries with offices in 13 locations, we process billions of transactions annually, providing businesses with a comprehensive payment solution through a single provider. Our team of over 450 professionals supports more than 57,000 merchant locations globally, driving innovation and ensuring scalability in a fast-paced, tech-driven environment. Join us to shape the future of global payments and experience the cutting edge of financial technology.

Your role with us

As a Senior Implementation Consultant, you will be the authoritative technical architect overseeing complex implementations for our largest global enterprise, marketplace, and mid-market corporate clients across the UK and Europe. This is an elite, high-level technical role. You will own the integration lifecycle end-to-end architecting software and hardware deployment strategies, deep-diving into API logic, and working alongside developers and internal product engineering teams to ensure flawless delivery on complex multi-currency infrastructure.

Key Responsibilities

Enterprise Consultation & Solutions Architecture

• Act as the lead technical authority on Windcave’s cloud-based software, API capabilities, and terminal hardware offerings for Tier-1 corporate clients.
• Provide high-level technical consultation, design guidance, and architectural validation to external developer teams and internal enterprise Sales leadership.
• Author advanced technical blueprints, integration playbooks, and conduct deep-dive technical workshops for complex or highly unique merchant payment environments.
• Maintain an exhaustive comprehension of emerging payment methodologies, tokenization techniques, encryption standards, and Omni-channel processing designs.

Advanced Go-Live & Integration Management

• Project-manage high-value implementation streams from initial scoping and architecture validation through to production and post-go-live optimization reviews.
• Manage high-pressure, complex go-live deployment windows, using advanced technical troubleshooting and log analysis to resolve anomalies instantly.
• Partner directly with global core Engineering and Product teams to eliminate systemic implementation friction and optimize transaction performance.

Framework Engineering, Escalations & JIRA Mastery

• Ensure all technical deliverables, edge-case bugs, and custom integration milestones are meticulously tracked and documented in JIRA with rigorous detail.
• Design, build, and continuously refine Windcave’s developer-facing technical documentation, SDK guides, and reference architectures.
• Serve as the ultimate technical escalation point for critical integration roadblocks, ensuring rapid analysis, follow-up, and permanent resolution.

Skills & Experience

• Bachelor’s or Master's Degree in Computer Science, Software Engineering, Information Technology, or a highly technical/quantitative discipline.
• Minimum 5+ years of progressive professional experience in a Technical Implementation, Solutions Architecture, Technical Account Management, or Integration Engineering role.
• Payments Vertical Expertise (Non-Negotiable): Extensive, proven experience directly within the Payments, Merchant Acquiring, Gateway, or FinTech domains. You must thoroughly understand card-present/card-not-present mechanics, EMV/EFT standards, PCI compliance, and webhooks.
• Deep, practical familiarity working with RESTful APIs, SDKs, JSON, and web architectures, including the ability to independently debug integration code and analyze server logs.
• Proven experience leading the technical delivery of large-scale enterprise integration projects with high transactional volumes.
• Professional written and spoken English.
• All applicants must hold the permanent legal right to live and work in the United Kingdom.

Why Windcave

• Global Footprint: Gain unparalleled exposure to complex, multi-currency international compliance, hardware, and software networks.
• Clear Progression: Enjoy clear career advancement tracks into Senior Implementation, Product, or Technical Account Management within a fast-scaling global leader.
• Culture: Regular team events, collaboration-first office environments, and mentoring opportunities from elite industry experts.

We’re a global FinTech leader but more than that, we’re a people-first business. We invest in our teams, reward performance, and offer clear progression for those who want to grow their careers in payments.

Culture and Benefits:

• Competitive base salary
• Hybrid working – 3 days per week in the office (Monday, Tuesday, Friday)
• Pension plan
• Performance rewards
• Quarterly team lunches and regular social events
• Unlimited snacks and beverages in the office
• Excellent internal progression opportunities

Diversity and Inclusion

We recognise the importance of equal representation and believe that there is a place for everyone at Windcave. We actively seek to ensure that candidates and employees of difference race, gender, sexual orientation and religion are given room to shine.

Recruitment Process

We review applications on an individual basis. If you seem like a good fit, we will arrange an initial phone call. If the initial call was a success we will settle on a date and time that works for you best and invite you for an interview. This is an opportunity for you to see if you would love to work with us and for us to see if you could become a part of the team. We value open and honest conversations and are committed to making you feel as comfortable as can be throughout the entire process.