Marketing Executive (B2B/PR)

London, United Kingdom (Hybrid - 3 days per week in office) | Up to £40,000 + Benefits

With a recent strategic investment from Zurich Insurance and backing from the people behind Deliveroo, Zoopla, and Delivery Hero, we’re continuing to grow and evolve. Our journey has already been featured in The Economist, TechCrunch, and The Times—just to name a few.

Overview

As a Marketing Executive, you’ll play a key role in driving new business growth for Onsi’s pay solution through coordinated, campaign-based initiatives. Joining during a critical growth phase, you’ll focus on building awareness and credibility in target markets by leveraging PR, brand exposure, and client engagement activities.

What you will do

• Plan and deliver quarterly marketing campaigns aligned to commercial strategy
• Coordinate direct mail campaigns, managing creative, fulfilment and measurement.
• Manage relationships with PR agencies to secure coverage, press releases and thought leadership.
• Lead awards submissions and ensure high-quality, timely entries.
• Organise prospect dinners, hosted events, and sponsorships to support pipeline creation.
• Track and report marketing KPIs (coverage, campaign responses, event ROI, inbound opps).
• Work closely with SDR/AE to ensure campaigns generate sales opportunities and produce case studies and sales collateral for them to send out.
• Manage Onsi channels including website and social media to ensure alignment with campaign strategy and overall business strategy.

What you will need

• Proven B2B marketing experience (ideally with a PR background) to handle media relations, awards
• Campaign coordination skills to manage multiple deliverables (direct mail, events, PR)
• Agency and vendor management experience to maximise output
• Strong copywriting and content skills for awards submissions, press releases, and campaign copy
• Excellent project management and organisational ability to keep campaigns on track and aligned with sales priorities
• Collaborative mindset to work cross-functionally with sales and wider teams

What you will love

You're someone who thrives when taking ownership, challenges the norm, and celebrates the small wins along the way. Whether it’s navigating ambiguity or owning your impact, this role will allow you to stretch your limits and grow. There is no ‘I’ in Onsi; we don’t take ourselves too seriously and always win as a team.

What you will get in return

Benefits:

• Pension Contributions - tiered matching up to 7% (UK)
• Access to Onsi ODP and Marketplace
• 25 days annual leave plus bank holidays; holiday allowance increases with tenure
• Birthday day off
• Special days off - up to 3 extra days for life events
• 1 month paid sabbatical after 5 years of service
• Enhanced Parental Leave - enhanced pay and staggered return to work
• Family Leave support for fertility treatment and appointments
• Personal development budget (£500 per annum, increasing to £1,500 after 3 years)
• Dedicated Learning & Development days (12 per annum)

Perks:

• Flexible working hours and location: split between home and offices in London, Amsterdam, or Cape Town
• Work from abroad - up to 20 days per annum
• Office snacks, drinks, and more
• Social and team activities: team lunches, coffee catch-ups, after-work events, quarterly events
• Onsi swag for milestones and celebrations
• Knowledge sharing: Lunch & Learns, Monthly Speaker Series, team workshops and offsites
• Health support: 24/7 GP, mental health support, and gym discounts
• Cycle to work and tech schemes

Our Values

• Get Onside: We’re strongest as a team when we unite to achieve our mission
• Say It Like It Is: Clarity, concision and transparency drive better decisions
• Bring Your Edge: We celebrate diverse perspectives and inclusive collaboration
• Make It Count: Focus on what matters and strive to perform

Our Commitment

We aim to foster a diverse and inclusive workplace where differences are valued and employees are treated fairly and supported in achieving their full potential.

Onsi is committed to recruiting, developing and retaining employees on merit and ensuring no one is treated unfavourably because of age, disability, gender reassignment, pregnancy and maternity, race, religion or belief, sex or sexual orientation.

Thank you for considering Onsi. We’re looking for passionate individuals to help shape the future of work. If this opportunity excites you, we’d love to hear from you!