Atrium (EMEA)

About the Company

Understanding the complexities of the work landscape and how to utilise the extended workforce to drive organisational success is our expertise. Whether you need access to inspired talent or help designing and managing a scalable contingent workforce programme, we have proven solutions and services, custom-designed to solve your business challenges.

Listed Jobs

Company Name

Atrium (EMEA)

Job Title

Data Annotator Analyst – AI / Machine Learning – Expedia Group

Job Description

Job title: Data Annotator Analyst – AI / Machine Learning Role Summary: Assist AI/ML model development by annotating and validating datasets, ensuring data quality, and collaborating with data scientists and engineers to optimize model performance. Expactations: Provide accurate, guideline‑compliant annotations; analyze data for improvement opportunities; refine annotation processes; manage datasets with annotation tools; perform basic data processing tasks. Key Responsibilities: • Annotate and label datasets for AI/ML use cases. • Apply and enforce annotation guidelines to maintain consistency and accuracy. • Analyze annotated data to uncover patterns, detect issues, and suggest enhancements. • Collaborate with data scientists and ML engineers on annotation strategy refinement. • Utilize annotation tools such as Label Studio to manage and review datasets. • Execute basic data processing and validation using Python and related technologies. Required Skills: • Minimum 2 years’ experience annotating datasets for AI/ML projects. • Proficiency with annotation platforms (e.g., Label Studio). • Strong attention to detail and analytical mindset. • Ability to work independently and in cross‑functional teams. • Basic programming knowledge in Python (preferred). • Experience with PySpark and AWS cloud‑based data workflows is an advantage. Required Education & Certifications: • Bachelor’s degree in a related field (e.g., Computer Science, Data Science, Statistics).

London, United kingdom

Hybrid

Junior

07-01-2026

Company Name

Atrium (EMEA)

Job Title

Back End Developer

Job Description

**Job Title** Senior Back End Developer – Java Microservices **Role Summary** Design, develop, and maintain high‑performance microservices for a next‑generation loans processing platform. Lead code quality, integration, and mentor junior developers while ensuring alignment with business requirements. **Expectations** - Deliver scalable, reliable solutions within tight timelines. - Maintain robust code quality through unit testing, code reviews, and CI/CD. - Communicate effectively with product owners, analysts, and cross‑functional teams. - Mentor peers and promote knowledge sharing across pods. **Key Responsibilities** - Collaborate with Product Owners, Business Analysts, Scrum Masters, front‑end and backend teams. - Design, implement, and deploy microservices using Java, Spring Boot, Spring Batch, Spring Data. - Develop RESTful APIs and gRPC services for internal and external integration. - Integrate NoSQL databases (CosmosDB or MongoDB). - Contribute to responsive UI components in Angular/TypeScript when required. - Perform code reviews, unit testing, and support CI pipelines to uphold high quality. - Produce technical designs and proposals for stakeholders. - Identify blockers, support backlog refinement, and aid technical decision‑making. - Foster collaboration and knowledge sharing across cross‑functional pods. **Required Skills** - Strong proficiency in Core and Advanced Java (J2EE). - Proven experience building microservices with Spring Boot, Spring Batch, Spring Data. - Deep understanding of REST API principles and HTTP protocols. - Experience with NoSQL databases (CosmosDB, MongoDB). - Hands‑on use of Git, CI/CD pipelines, and Agile delivery practices. - Familiarity with JIRA, JUnit, Apache Kafka. - Excellent written and verbal communication skills. **Required Education & Certifications** - Bachelor’s degree in Computer Science, Software Engineering, or related field. - Optional: Java SE or Spring Professional certifications. ---

London, United kingdom

Hybrid

14-01-2026

Company Name

Atrium (EMEA)

Job Title

Human Resources Administrative Specialist

Job Description

Job Title: Human Resources Administrative Specialist Role Summary: Execute HR operations focused on time and absence across EMEA markets, processing Workday transactions, ensuring data integrity, and supporting payroll, benefits and managers in a high‑volume, fast‑paced environment. Expectations: Deliver accurate, compliant processing for 100+ leave and time‑tracking cases weekly, maintain record quality ahead of payroll cuts, and collaborate cross‑functionally to facilitate employee transitions. Key Responsibilities - Process and administer leave of absence, time‑off, and time‑tracking transactions in Workday. - Review and approve employee and manager submissions; enter and back‑date adjustments, accruals and corrections. - Ensure statutory reporting and documentation per country regulations. - Maintain accurate employee records in preparation for payroll cut‑offs. - Manage case flow and status through ServiceNow. - Communicate with employees and managers to support smooth leave transitions and monitor return‑to‑work actions. - Run, analyze, and reconcile Workday and E‑Time reports, correcting discrepancies. - Support payroll, compensation, and benefits teams with data queries and reporting. - Escalate complex issues, provide standard employment letters, and uphold confidentiality. - Recommend process improvements and support operational excellence initiatives. - Participate in ad‑hoc HR projects as required. Required Skills - 1–3 years of experience in time and absence or HR administration. - Proficiency with HRIS/HCM systems, preferably Workday. - Strong attention to detail, accuracy, and ability to manage high‑volume workload (≈100 cases/week). - Excellent written and verbal communication skills. - Effective teamwork and stakeholder collaboration. - Intermediate Excel skills (VLOOKUPs, Pivot Tables). - Rapid learning of new systems and processes. - (Preferred) Experience with ServiceNow, E‑Time reporting, and multilingual (German, Spanish, French). Required Education & Certifications - Post‑secondary education in HR, business, or related field, or equivalent professional experience. - No mandatory certifications; professional HR credentials (e.g., CIPD, SHRM) are a plus.

Chester, United kingdom

Hybrid

09-02-2026

Company Name

Atrium (EMEA)

Job Title

Product Marketing Manager – Markets

Job Description

**Job Title** Product Marketing Manager – Markets **Role Summary** Own end‑to‑end marketing strategy for the Markets business line, driving commercial success of product offerings by translating business priorities into focused, measurable marketing plans and go‑to‑market initiatives. **Expectations** - Deliver marketing strategies that align with key business objectives and demonstrate quantifiable impact. - Maintain deep product and market knowledge to craft compelling positioning and messaging. - Actively collaborate with cross‑functional teams (product, sales, creative, digital, events) to ensure cohesive, multi‑channel campaigns. - Continually evaluate and refine marketing performance through data analysis. **Key Responsibilities** - Develop and execute marketing plans for Markets products, aligning with business line goals. - Partner with product teams to understand roadmaps, identify synergies, and translate insights into positioning and value propositions. - Create and manage standard marketing content (brochures, deck templates, case studies, whitepapers). - Enable client‑facing teams with messaging frameworks, sales enablement tools, and training. - Coordinate with digital marketing, creative, events, and commercialization specialists to deliver seamless, multi‑channel campaigns. - Monitor campaign performance, analyze results, and refine tactics to meet KPI targets. - Identify and leverage product intersections across the broader enterprise to maximize portfolio impact. **Required Skills** - Strategic product marketing and go‑to‑market planning. - Strong written and verbal communication; ability to simplify complex concepts. - Cross‑functional collaboration and stakeholder management. - Data‑driven decision making; familiarity with marketing analytics tools. - Content creation and editorial oversight. - Understanding of enterprise and B2B SaaS markets. **Required Education & Certifications** - Bachelor’s degree in Marketing, Business, Communications, or related field (or equivalent practical experience). - Proven experience in product marketing, preferably within SaaS or financial services. - (Optional) Product Marketing Institute or similar certification.

London, United kingdom

Hybrid

10-02-2026