Our mission at Goodstack is to revolutionize how the world does good.

We partner with global brands such as Google, TikTok, LinkedIn, HSBC, OpenAI, Atlassian and Twilio, and serve thousands of nonprofits including the Red Cross, Cancer Research, and Oxfam.

In 2024 we facilitated $3 billion in donations, and we aim to become the world’s leading platform that facilitates donations to the world’s most individual nonprofits.

Join us as a Senior Full Stack Software Engineer to make workplace giving effortless, transparent, and embedded into everyday work.

Responsibilities

• Build end-to-end features that power donation and volunteering flows for employees.
• Integrate with payroll, HR, and payment providers to make giving seamless.
• Write code and participate in planning, product, and delivery.
• Help establish best practices for technologies used.
• Ensure high code quality through automated testing, CI/CD, and monitoring.
• Collaborate closely with product, design, and engineering peers.
• Contribute to product strategy through a user‑centric, data-driven mindset.
• Participate in architectural decisions that shape the platform.
• Mentor engineers and grow the team’s technical capabilities.

Qualifications

• 5+ years in software development.
• Experience with React, Node.js, and TypeScript (or JavaScript).
• Strong understanding of PostgreSQL.
• Familiarity with monitoring systems, AWS, CI/CD pipelines, and automated testing.
• Experience with frontend optimisation.
• A product‑driven mindset.
• Experience with a large or complex production codebase, developing secure, scalable, resilient systems.
• Contributing towards product thinking.
• A formal software engineering degree is welcome but not required.

Success after 3 months

• Know teammates well and feel comfortable.
• Shipped features that directly impact the Workplace Giving product.
• Mostly ramped on product, processes, and workflows.Found the free sock merch in the office.

Bonus skills

• Working in a startup environment.
• Domain‑Driven Development.
• Active volunteer in your preferred charity.
• Tea drinking.

Benefits

• Salary reviews and share options becoming an integral part of our growth and share in the company's success
• Goodstack’s Workplace Giving
• ⚕️ Vitality Plus – Private health insurance
• £250 Brighten your day annual budget
• £1000 Learning & development annual budget
• Goodstack library
• Tasty Tuesday! Office lunch is on the company
• ♀️ Slow run club (Wednesdays)
• ⭐️ Paid days off to volunteer for non‑profit causes
• Paid days to attend conferences Paid day off on your birthday!
• 25 days annual leave, plus paid public holidays
• Paid sick leave
• Paid wellness leave
• Parental leave
• ⚖️ Flexible working hours
• ️ WFH budget upon joining
• Pension
• UK cycle‑to‑work scheme
• Ecologi Carbon Offsetting
• You're always welcome to pop in more often if you enjoy the buzz of being in the office. It's a warm, friendly space right in the heart of London
• … and so much more

Diversity, Equity & Inclusion

We take pride in our diverse and growing team representing 20+ nationalities across 5 continents! Our continued expansion provides us with opportunities to embrace and celebrate different backgrounds, perspectives, and experiences, essential to our success. We actively seek and welcome applicants from all walks of life, regardless of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. A team that represents the world that we are trying to support is a wiser, more knowledgeable and stronger one. We’re excited for you to bring your experience, yourself and your special lemon twist to Goodstack to propel us forward in striving to create a better world for us all.

Location: London, England, United Kingdom

Seniority level

• Mid‑Senior level

Employment type

• Full‑time

Job function

• Engineering and Information Technology

Industries

• Software Development