Welcome to Haleon. We’re a purpose-driven, world-class consumer company putting everyday health in the hands of millions. In just three years since our launch, we’ve grown, evolved and are now entering an exciting new chapter – one filled with bold ambitions and enormous opportunity.
Our trusted portfolio of brands – including Sensodyne®, Panadol®, Advil®, Voltaren®, Theraflu®, Otrivin®, and Centrum® – lead in resilient and growing categories. What sets us apart is our unique blend of deep human understanding and trusted science.
Now it’s time to fully realise the full potential of our business and our people. We do this through our Win as One strategy. It puts our purpose – to deliver better everyday health with humanity – at the heart of everything we do. It unites us, inspires us, and challenges us to be better every day, driven by our agile, performance-focused culture.
Role overview:
The Senior Engineer is a hands-on technical specialist responsible for designing, configuring, and operating scalable solutions on Salesforce Data 360 and Salesforce Marketing Cloud.
The role focuses on advanced platform configuration, data modelling, integration patterns, and operational reliability, with selective use of custom code and automation where standard platform capabilities are insufficient.
This Senior Engineer works closely with Product, Architecture, and Engineering teams to ensure reliable audience ingestion, segmentation, and activation, balancing platform-native solutions with pragmatic engineering extensions to support enterprise-scale use cases.
Apply now to design and deliver scalable Salesforce Data 360 and Marketing Cloud solutions that power enterprise growth!
Key responsibilities:
Own the design and implementation of low-level technical solutions for data ingestion, transformation, and orchestration supporting Salesforce Data 360 and Salesforce Marketing Cloud.
Build automated, scalable, and production-ready data flows, reducing manual BAU effort and operational risk.
Ensure data integrity and synchronization between Salesforce Marketing Cloud, Salesforce Data 360, and internal/external systems.
Integrate Salesforce platforms using API-based integration patterns (REST / event-based where applicable).
Improve platform performance, observability, and data quality through code-level optimizations, monitoring, and proactive alerting.
Lead troubleshooting, testing, root-cause analysis, and resolution of complex data, integration, and activation issues.
Ensure solutions comply with security, privacy, consent, and data governance standards.
Provide technical guidance and mentoring to other engineers, promoting strong software engineering practices across the team.
Qualifications and skills:
Essential:
+ 4 years of hands-on experience working with Salesforce platforms in an enterprise environment, including Salesforce Marketing Cloud and/or Salesforce Data 360.
Practical understanding of end-to-end customer data flows, including ingestion, segmentation, identity resolution, and activation readiness.
Experience configuring and operating Salesforce capabilities such as journeys, automation, data extensions / objects, connectors, and calculated insights.
Solid working knowledge of SQL, data transformations, and basic data modelling concepts to support audience and activation use cases.
Experience integrating Salesforce platforms with external systems using REST / SOAP APIs, including troubleshooting data sync and consistency issues.
Understanding of deliverability, runtime stability, monitoring, and operational support in marketing and activation scenarios.
Exposure to scripting and automation (e.g. AMPScript, SSJS, Python, Node.js, or Apex) with the ability to read, adapt, and extend existing code.
Familiarity with CI/CD concepts, version control (Git), and deployment practices as applied to Salesforce and data-related assets.
Awareness of security, privacy, consent, and data governance considerations impacting platform configuration and usage.
Fluent English
Preferred:
Experience with Azure services such as Azure Data Factory, Databricks, ADLS, or Synapse.
Familiarity with cloud-based data platforms and event- or pipeline-driven architectures.
Knowledge of marketing activation workflows and audience lifecycle management at scale.
Exposure to privacy-by-design and consent-driven architectures.
Salesforce certifications (e.g. Salesforce Marketing Cloud Developer, Salesforce Data 360 Consultant).
Experience with additional Salesforce products (e.g. Sales Cloud, Service Cloud).
Opportunities to grow:
Opportunity to become a trusted Salesforce platform expert, shaping how Salesforce Data 360 and Marketing Cloud are used at enterprise scale, in close collaboration with Product, Architecture, and Salesforce partners.
Hands-on exposure to complex, real-world activation and data scenarios, where platform configuration, automation, and selective scripting come together to deliver reliable, compliant customer experiences.
Continuous growth supported by a structured learning model and a vibrant tech community in a modern Poznań office.
Access to leading e-learning platforms and opportunities to participate in internal training programs, hackathons, and tech meetups to continuously grow your skills and stay ahead in the industry
A competitive base salary
Contract of employment
Annual bonus that reflects performance
Private medical package with additional preventive healthcare services for employees and their eligible
Sports cards (Multisport)
Health and wellbeing programmes that take care of you physically and mentally
Pension plan membership and savings programme (PPE)
Hybrid@Haleon our philosophy to hybrid work (2 days pre week onsite at the Poznań office)
Remuneration: 19 650 to 27 000 PLN gross/monthly, depending on the level of experience and competences.
#Li-Hybrid
Job Posting End Date
2026-02-13
Equal Opportunities
Haleon are committed to mobilising our purpose in a way that represents the diverse consumers and communities who rely on our brands every day. It guides us in creating an inclusive culture, where different backgrounds and views are valued and respected – all in support of understanding and best serving the needs of our consumers and unleashing the full potential of our people. It’s important to us that Haleon is a place where all our employees feel they truly belong.
During the application process, we may ask you to share some personal information, which is entirely voluntary. This information ensures we meet certain regulatory and reporting obligations and supports the development, refinement, and execution of our inclusion and belonging programmes that are open to all Haleon employees.
The personal information you provide will be kept confidential, used only for legitimate business purposes, and will never be used in making any employment decisions, including hiring decisions.
Adjustment or Accommodations Request
If you require a reasonable adjustment or accommodation or other assistance to apply for a job at Haleon at any stage of the application process, please let your recruiter know by providing them with a description of specific adjustments you are requesting. We’ll provide all reasonable adjustments to support you throughout the recruitment process and treat all information you provide us in confidence.
Note to candidates
The Haleon recruitment team will contact you using a Haleon email account (@haleon.com). If you are not sure whether the email you received is from Haleon, please get in touch.
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What We Do
You have loved and trusted our brands for over 170 years. We have a clear purpose, to deliver better everyday health with humanity. Our category-leading brands include Sensodyne, Panadol, Centrum, TUMS, Advil, Otrivin and Voltaren. We combine deep human understanding and trusted science to make everyday health more inclusive, more achievable and more sustainable. Want to learn more about us? Follow to stay up to date
