Marex has unique access across markets with significant share globally both on and off exchange. The depth of knowledge amongst its teams and divisions provides its customers with clear advantage, and its technology-led service provides access to all major exchanges, order-flow management via screen, voice and DMA, plus award-winning data, insights and analytics.
The Technology Department delivers differentiation, scalability and security for the business. Technology provides digital tools, software services and infrastructure globally to all business groups. Software development and support teams work in agile ‘streams’ aligned to specific business areas. Our other teams work enterprise-wide to provide critical services including our global service desk, network and system infrastructure, IT operations, security, enterprise architecture and design.
The Software Development function creates and maintains applications, frameworks and other software components to deliver to business requirements. Developers conceive, specify, design, engineer, document, test, and deliver bug fixes as needed to provide high quality software solutions. Each Development team is aligned to one of Marex’s business divisions and works with a corresponding Business Technology and Application Support team.
The Role:
As a hands-on Salesforce Developer and Functional Architect, you will be responsible for defining, designing, and delivering end-to-end Salesforce solutions, combining strategic functional leadership with hands-on configuration and build responsibilities. This role bridges business and technology while actively contributing to solution implementation on the platform.
The role ensures that business requirements are translated into scalable, user-centric solutions, while also directly configuring and delivering core platform capabilities such as data models, automation, and security. This position is ideal for professionals who can own the solution from concept through to build and deployment.
Vacancy Number: VN2902 - fixed term contract
Overall Responsibilities:
Solution Design & Architecture
- Define end-to-end Salesforce functional solutions aligned with business objectives
- Design scalable data models, business processes, and user journeys
- Ensure solutions adhere to Salesforce best practices and enterprise architecture
- Translate business requirements into high-level solution designs and functional specifications
Hands-On Configuration & Build
- Configure Salesforce platform components including objects, fields, and relationships
- Build automation using Flows, validation rules, and approval processes
- Implement security models (profiles, permission sets, sharing rules)
- Develop reports and dashboards to meet business needs
- Ensure solutions are practical, optimized, and maintainable through direct involvement in build
Administrative & Operational Support
- Support day-to-day Salesforce administrative activities alongside project delivery
- Manage data requests, including data uploads, cleansing, and maintenance
- Create and maintain reports and dashboards to support business insights and decision-making
- Assist with user management, access requests, and basic system administration tasks
- Respond to ad hoc business requests and provide timely operational support
Stakeholder Engagement & Requirement Management
- Conduct workshops and discovery sessions with business stakeholders
- Gather, analyse, and document business requirements
- Convert requirements into user stories with clear acceptance criteria
- Act as a trusted advisor to stakeholders, providing guidance on Salesforce capabilities and constraints
Vendor & Partner Management
- Manage relationships with external vendors and implementation partners
- Provide clear functional direction and oversight to vendor teams
- Review and validate vendor deliverables for quality and alignment to standards
- Track vendor performance against scope, timelines, and SLAs
- Act as the primary functional liaison between internal teams and external partners
Governance & Best Practices
- Establish and enforce Salesforce design and configuration standards
- Ensure solutions are scalable, secure, and aligned with long-term strategy
- Maintain documentation and promote consistency across implementations
- Identify and mitigate risks, technical debt, and design gaps
Delivery, Testing & Support
- Support full delivery lifecycle including build, SIT, UAT, and deployment
- Ensure solutions meet business expectations and quality standards before release
- Provide post-go-live support and drive continuous improvements
- Troubleshoot issues and implement enhancements
** The company may require you to carry out other duties from time to time.
Competencies, Skills and Experience:
Essential:
- Experience working within the Salesforce ecosystem, across functional, development, administrative, and solution delivery roles
- Proven ability to design and configure solutions, including objects, fields, flows, validation rules, and security models
- Solid understanding of Salesforce data modelling, security, and reporting
- Experience translating business requirements into functional designs, user stories, and solutions
- Strong stakeholder engagement and workshop facilitation skills
- Hands-on experience with Salesforce administration, including:
- Data management (data loads, cleansing, maintenance)
- Report and dashboard creation, and user access and system administration
- Experience delivering solutions across the full lifecycle (design, build, test, deploy, support)
- Ability to enforce Salesforce best practices and governance standards
- Experience working in Agile delivery environments
- Strong problem-solving, communication, and interpersonal skills
- Ability to balance architecture responsibilities with hands-on delivery
Desirable:
- Experience managing vendors, system integrators, or implementation partners
- Familiar with Salesforce development, including Apex classes, triggers, and Lightning Web Components (LWC), enabling scalable and efficient solutions across the platform.
- Previous experience in a Functional Developer, Lead, or Architect role
- Experience working with complex integrations
- Knowledge of release management and DevOps processes
- Experience mentoring or leading junior team members
- Familiarity with industry-specific Salesforce solutions (e.g., Financial Services, Retail, etc.)
- Salesforce certifications (e.g., Administrator, Advanced Admin, Business Analyst, Sales/Service Cloud Consultant)
- Experience driving user adoption and change management initiatives
Competencies
- A collaborative team player, approachable, self-sufficient and able to positively influence the working environment.
- Demonstrates curiosity and a continuous improvement mindset.
- Resilient in a challenging, fast-paced environment.
- Excels at building relationships, networking, and influencing stakeholders at all levels.
- Strategic collaborator with insight and agility, able to anticipate future challenges and ensure operational effectiveness.
Conduct Rules, You must:
- Act with integrity
- Act with due skill, care and diligence
- Be open and cooperative with the FCA, the PRA and other regulators
- Pay due regard to the interests of customers and treat them fairly
- Observe proper standard of market conduct
- Act to deliver good outcomes for retail customers
Company Values
Be collaborative - by working together across the organisation, we foster teamwork, can better respond to challenges and successfully deliver for our clients
Act with integrity - we pride ourselves on our honesty and high ethical standards. We apply these values when working with all our clients, colleagues and other stakeholders
Be adaptable and entrepreneurial - we embrace change as markets evolve to constantly increase our efficiency and create innovative solutions for our clients. We are interested in the world around us and inquisitive about understanding the challenges and opportunities our clients face.
Be respectful – how we treat each other, and our clients says everything about who we are. We always act respectfully and treat people fairly in everything we do.
Nurture talent – we aim to grow our own talent and make Marex the place ambitious, hardworking and talented people choose to build their career. This means giving and taking stretch opportunities, taking risks, and committing to career development and support – for ourselves and our teams.
Adaptable and Nimble - Our size and flexibility is an advantage. We are big enough to support our client’s various needs, and adaptable and nimble enough to respond quickly to changing conditions or requirements. A non-bureaucratic, but well controlled environment fosters initiative as well as employee satisfaction.
Marex is fully committed to being an inclusive employer and providing an inclusive and accessible recruitment process for all. We will provide reasonable adjustments to remove any disadvantage to you being considered for this role. We value the differences that a diverse workforce brings to the company. We welcome applications from candidates returning to the workforce. Also, Marex is committed to avoiding circumstances in which the appearance or possibility of conflicts of interest may exist within the hiring process.
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