5 of 5 Part-Time A/B Testing Jobs in Central London

Senior Data Scientists / Analysts SC / DV Cleared (Military / Veteran-Friendly) Multiple Openings Location: London (Remote & Hybrid options) Employment: Permanent Clearance: Current SC or DV required Make sense of mission-critical data that actually drives decisions. Areti Group is partnering with one of the UKs fastest-growing Series A-funded tech start-ups … for sensitive environments. Collaborate across engineering, security, and product teams to deliver at pace and scale. The toolkit youll use Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch / TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST / JSON, Postman, Flask / FastAPI, Power BI / Tableau, D3.js DevOps & Cloud: CI / CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform / CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A / B testing Data Security & Compliance: Secure SDLC, ISO / NIST, data governance, GDPR-compliant pipelines Collaboration & Control: Git-based workflows, Jira, Confluence, automated testing suites Must-have experience More ❯

company is globally recognised and has won Xero App Partner of the Year four times since 2020 in different countries. Job Description About the role Were looking for a Performance Marketing Manager to take full ownership of fueling our paid acquisition engine. This role is about making our budget work harder. Whether its Google Ads, LinkedIn, Meta, G2 … a chance to own strategic output. Youll be inside the platforms, not outsourcing the work. Youll know how to set up advanced targeting, build campaigns & use automation / scripts to optimise these, analyse performance in GA4, HubSpot, and LinkedIn Campaign Manager, and translate that into actionable insights for the business. Responsibilities Paid media leadership Build and run … experience; exposure to Meta, TikTok, G2, or programmatic is a plus. Proficiency with HubSpot Marketing Hub and GA4, and strong understanding of attribution models. Familiarity with SEO / SEM tools (Ahrefs, SEMrush) to inform strategy. Skilled at building and interpreting dashboards in GA4 and HubSpot; bonus if youve used PowerBI. Proven CRO mindset: A / More ❯

Content Marketing Manager 45,000 55,000 per annum London | Hybrid 3 days office / 2 remote Our client is a fast-growing technology-driven organisation reshaping how people move goods across the UK and Europe. With an impressive sustainability mission and an energetic culture, theyve helped millions of customers move smarter while cutting thousands of tonnes … of carbon each year. Now, theyre looking for a creative Content Marketing Manager to join their London team and shape the voice of a brand thats as bold as it is responsible. The Content Marketing Manager will develop and deliver engaging digital content across multiple touchpoints, champion the brands story, and build a vibrant … with influencers and creators to deliver standout campaigns. Craft compelling copy for web, email, social, and editorial content that aligns with brand tone. Use analytics and A / B testing to measure success and continuously improve engagement. You Will Need Proven experience in copywriting, content creation, and community management for D2C brands. A More ❯

Engineering: Work closely with the engineering team to optimize onboarding flows, feature adoption, and monetization strategies Build a growth machine: Establish frameworks for experimentation, A / B testing, and data-driven decision making across all growth initiatives Optimize for developers: Craft messaging, content, and campaigns that resonate with technical audiences (developers … SaaS companies Proven track record scaling self-serve acquisition and driving measurable growth across the full funnel Deep expertise in digital marketing channels including SEO, paid acquisition, content, lifecycle / email marketing, and conversion optimization Data-driven mindset: You live and breathe metrics, run experiments constantly, and let data guide decisions Developer marketing experience: You understand how to market … thrive on autonomy and take full responsibility for outcomes Bonus points Worked at a developer tools or infrastructure company (Vercel, Supabase, Stripe, Cloudflare, etc.) Familiarity with AI / ML tools and the LLM ecosystem Early experimentation with Generative Engine Optimization (ChatGPT, Perplexity, Gemini visibility) Experience building developer communities or running technical content programs Background in product management More ❯

across EMEA. You will work cross-functionally with the product, sales and field marketing teams to ensure that our go-to-market strategies are efficient, innovative, and measurable. A key part of the role involves the planning and execution of high-profile events such as trade shows and advisory boards. Responsibilities : Plan, manage, and execute Security trade shows … and Experience of using software such as AirTable, Salesforce, IOPS. Qualifications : Proven experience in event management. 8+ years in B2B technology marketing roles, with proven success in launching products / solutions, demand generation, events and tradeshow management. Bachelors degree in Marketing, Business, Communications, or related field. Strong experience leading or managing large trade shows and executive level events (including … strategy, logistics, budgeting, speaking engagements, etc.). Excellent written & verbal communication skills. Analytical mindset: comfortable with data, KPIs, ROI, A / B testing, digital metrics. Cross-functional collaboration: able to navigate matrixed organisations and work with stakeholders at all levels including leadership. Strong project management skills: able to juggle multiple initiatives and deliver More ❯