Ellis Technologies, Inc.

Ellis Technologies, Inc. is looking for an experienced individual to lead data center security operations within the Greater London area. The role involves managing security incidents, developing safety protocols, and ensuring compliance with safety standards. The ideal candidate will have over three years of experience in data center security operations along with strong organizational and problem-solving skills. Working flexible schedules, including weekends and holidays, is required.

Key Job Responsibilities Develop and lead on site security operations, incidents and vulnerability remediation efforts across our data centers and network PoPs environment. Lead and manage security incidents, point of contact for security issues that occur on site, incident commander in event of an issue. Subject matter expert for all security control and related process areas. Develop strategies for improving electronic surveillance and access control systems. Analyze and oversight of scheduling and staffing requirements for area of responsibility. Support program managers and facilitate security project deliverables; devise security and EHS strategies, achieve financial targets, improve the overall operational security. Participate in regular meetings with vendors, Data Centre Operations, and other partner teams to accomplish operational consistency. Effectively communicate with partner teams when providing awareness of security and EHS policies and procedures. Implement safety standards, policies and practices including but not limited to; safety management systems, training, and risk assessments. Adapt to fast paced environments with changing circumstances, direction, strategy and deadlines. Ensure compliance and implementation of global safety programs and local regulatory legislation. As an effective communicator, you will deliver clear, consistent safety messaging in writing and orally, coach and develop personnel on safety protocols, and drive the rollout of safety standards across all sites. Collaborate with cross functional teams including production, delivery, platform, vendors, compliance, and risk management to strengthen operational safety, ensure rapid business deployment and reliable operations. Minimum Qualifications 3 years+ experience in data center security operations. 3 years+ experience with risk management, vulnerability assessments for data center. Excellent organizational direction, time management, problem solving, prioritization, and interpersonal skills. Willingness to work flexible schedules/shifts/areas, including weekends, nights, and holidays. Preferred Qualifications Works well within time/budget constraints environments to solve problems and complete security deliverables. Experience managing EHS for hyperscale data centers, critical facilities, or mission critical infrastructure. Knowledge of high voltage electrical safety, arc flash, battery safety, chilled water systems, and data center mechanical/electrical risks. Familiarity with data center environmental compliance: hazardous waste, chemical management, water treatment, energy efficiency, and carbon reduction. Experience in crisis management, emergency response, and business continuity for critical facilities.

Ellis Technologies, Inc. is seeking a skilled professional in London to develop and execute annual category and product growth strategies in the UK marketplace. The role requires fluency in both Chinese and English for effective collaboration with teams in China. The ideal candidate has a Bachelor's degree and significant experience in e-commerce strategy and category management. Outstanding communication skills and adaptability are essential for success in this fast-paced environment.

Ellis Technologies, Inc. is looking for a Solutions Engineer in Greater London to enhance client success through bespoke solutions. You will manage relationships with client engineering teams and collaborate to identify business opportunities. The ideal candidate possesses a Bachelor's degree in Computer Science and 5+ years' experience in shipping production quality code, alongside knowledge of various programming languages. Join us on this transformative journey!

Ellis Technologies, Inc. is seeking a Traffic Configuration Manager for TikTok Shop in London. This role focuses on developing traffic strategies, optimizing campaign performance, and collaborating with cross-functional teams to drive e-commerce growth. Successful candidates will have a degree in relevant fields and at least 2 years of experience in traffic operations or digital marketing. Strong analytical capabilities are essential to support major platform initiatives and optimizing user engagement.

About the Team The Global E-Commerce Privacy team handles and oversees legal privacy and regulatory matters pertaining to TikTok's global e-commerce operations. The team works cross-functionally with multiple stakeholders around the world to tackle some of the most complex, interesting, and cutting edge issues in privacy and security. We are looking for a highly motivated, experienced, and bright legal professionals to join our exciting team. Responsibilities Actively monitor, analyze, and advise colleagues and cross-functional stakeholders on global privacy and data protection laws, regulatory developments, and enforcement trends relevant to TikTok's e-commerce business. Review new products, product features, and initiatives impacting the e-commerce business to identify relevant legal and regulatory requirements and guide compliance with privacy and data protection laws and TikTok policies. Advise on e-commerce related privacy issues, including the collection, use, sharing, retention, and cross border transfer of creator, merchant, buyer, logistics, payments, communications, and sensitive data. Assess and advise on third party and intra group data sharing arrangements, including vendor onboarding, data processing terms, cross border transfer requirements, and other privacy related contractual provisions. Support compliance assessments, privacy impact reviews, and implementation of controls relating to new products, data uses, and operational processes. Help drive global privacy strategy for the e-commerce business, while coordinating with global and local counsel on multi jurisdictional issues and consistent implementation across markets. Support the development of internal and external global privacy policies, notices, standards, guidelines, and governance processes relevant to the e-commerce business. Collaborate with cross functional and cross regional stakeholders to ensure the effective implementation of privacy policies and controls across the e-commerce business. Minimum Qualifications Bachelor's degree and Juris Doctor, LLB, or equivalent law degree, and qualification to practice law in the relevant jurisdiction. At least 5+ years of privacy related legal experience. In depth knowledge of UK GDPR, EU GDPR, the ePrivacy Directive and related UK rules, the EU AI Act, and UK and EU regulatory guidance. Experience advising multinational businesses on a broad range of privacy matters, including data collection and use, cross border transfers, product and feature counseling, merchant, creator and customer data, payments, logistics, communications, vendor relationships, and sensitive data. Strong communication, interpersonal skills, and sound judgment, and the ability to translate complex legal concepts into practical advice for business and product teams. Preferred Qualifications Legal experience gained in both private practice and an in house role at a multinational business. CIPP certification in one or more jurisdictions. Experience advising on global privacy laws, regulations, and related compliance requirements.

TikTok Shop - E-commerce Affiliate Strategist, Home & Living (London) Location: London Employment Type: Regular Job Code: A68938A Responsibilities In charge of the growth of affiliate sales for the Home and Living categories. Ideate and launch affiliate projects for Home and Living categories to drive growth in creator led sales on the platform. This includes collaborating with the affiliate management team to incubate creators focused on H&L content and partnering with agencies to drive content up. Provide strategic recommendations by addressing key "where to play" and "how to win" questions, and design development roadmaps with clear milestones, performance targets, and resource plans. Conduct in depth analysis of creator data to identify trends, opportunities, and actionable insights. Perform both routine and ad hoc analyses to support business decisions - including merchandise tiering, creator matchmaking funnel optimisation, and other core growth drivers. Implement scaled creator operations strategy by using platform tools. Build and monitor the operational index; facilitate periodical business reviews and reports. Qualifications Minimum Qualifications Analytical, data driven, structured thinking and goal oriented; ability to articulate thesis and strategies independently. Quick learner, proactive and resilient. Ability to cope well under pressure and thrive in ambiguous environments. Strong attention to detail with the ability to make fast decisions; effective and creative problem solving skills. Ability to set priorities, multi task and work independently. Strong written and oral communication skills. A commercial mindset with a passion for delivering against stretching performance goals. Preferred Qualifications Experience in social commerce or e commerce operations/strategy. Ability to influence others and be a resourceful problem solver. Experience working in a technology company or e commerce creator agency, preferably in operations role. Ability and desire to solve complex problems with data and quantitative analytical experience.

AI Agent Project Intern (BytePlus) - 2026 Start (BS/MS) Location: London Employment Type: Intern Job Code: A23535B Responsibilities As a project intern you will work on impactful short term projects focused on building and optimizing AI agents. Work with the Solution Architect team internally and externally (facing clients) to develop AI agents. Hands on building agents for use cases such as coding & DevOps, content creation (image & video), AI search, and tool use agents using both low code (e.g., Dify, Coze, n8n) and high code (e.g., cursor, trae) approaches. Engage in context engineering & evaluation: create evaluation test cases, gather problematic cases from internal and external agent evaluations, and perform prompt engineering along with SFT/CT/RL techniques. Summarize replicable use cases into presentable demo templates and conduct workshops internally and externally to demonstrate technical influence. Commit to at least a 3 month internship period. Qualifications Currently pursuing a degree or master's in Computer Science or Computer Engineering. Practical experience with agentic techniques such as AIGC trends, computing use, and terminal use. Have projects (internship or campus) building and optimizing AI agents in fields such as coding & DevOps, content creation (e.g., comfy UI or similar), AI search & deep research, ReAct tool use agents, etc. Strong communication skills and analytical problem solving capability. Comfortable working in a fast paced, ambiguous startup environment with a can do attitude, self starter mindset, and the ability to work independently and remain highly motivated. Knowledge of model SFT/CT/RL is a plus.

Ellis Technologies, Inc. is seeking an intern to join the TikTok team in London for a 12-week program focused on developing e-commerce products. The ideal candidate will be pursuing a degree in Computer Science or a related field, with strong data analysis and product planning skills. The internship offers hands-on experience in product management and collaboration with various departments, promoting innovation in the e-commerce space. This is a full-time opportunity for Summer 2026 with start dates on June 8th, June 22nd, or July 6th.

Client Solutions Manager, Media and Entertainment (12 month fixed term contract) - Global Business Solutions - London Location: London Employment Type: Regular Job Code: A147252A Responsibilities Act as a trusted advisor for key Media and Entertainment clients, helping them maximise performance across TikTok through full-funnel solutions and platform innovation. Lead client relationships end-to-end: from onboarding and campaign strategy, to execution, optimisation and reporting. Collaborate with Brand Partnerships to support upsells, renewals, and strategic account growth, ensuring alignment on business priorities. Analyse campaign performance and provide actionable, data-driven insights to optimise ROI, drive efficiency, and inform future investments. Conduct regular business reviews, proactively identifying opportunities for growth and performance enhancement. Manage campaign lifecycles, ensuring timely asset delivery, spec compliance, and platform readiness in collaboration with our campaign execution team. Serve as a subject matter expert on TikTok ad solutions, supporting clients with education and onboarding around new tools, formats and measurement products. Partner with internal teams including Product, Marketing Science, Measurement and Creative Lab to troubleshoot, test and scale bespoke solutions. Contribute to internal knowledge sharing and help refine scalable best practices for the broader Client Solutions organisation. Qualifications Minimum Qualifications Experience in client solutions, account management, or digital advertising, ideally with a strong client-facing focus. Proven experience managing multi-format advertising campaigns (branding and performance). Good understanding of ad tracking and attribution tools (Pixel, Events API/CAPI, MMPs etc.). Strong analytical mindset with the ability to derive insights from data and translate them into business recommendations. Hands-on experience with campaign management, including set-up, monitoring and optimisation. Proficient in Excel/Google Sheets; comfortable working with visualisation tools. Fluent written/verbal English language skills in order to communicate with clients. Preferred Qualifications Experience working with or within the Media and Entertainment industry. Comfortable navigating fast-paced environments, ambiguity, and rapid change. Previous experience in cross-functional project delivery with product or engineering teams. Passion for the digital landscape and a deep understanding of social media trends.

Ellis Technologies, Inc. is looking for a Client Solutions Manager in London to oversee key accounts in the Media and Entertainment sector. This role involves acting as a trusted advisor and managing end-to-end client relationships, focusing on campaign strategy and execution. The ideal candidate should possess strong analytical skills, experience in digital advertising, and be fluent in English to engage with clients effectively. A deep understanding of social media trends and the digital landscape is preferred.

Traffic Configuration Manager - TikTok Shop (Third Party Associate) Location: London Employment Type: Third-party Associate Job Code: A188285 Responsibilities TikTok Shop is an innovative marketplace fully integrated into TikTok. It brings together online sellers, buyers and creators - all within TikTok - to build a one-stop, seamless shopping experience and to bring more commerce solutions that further enable our community to discover and engage with what they love. As a Traffic Configuration Manager, you will be responsible for platform traffic strategy, campaign traffic allocation, and ecosystem optimization across TikTok Shop. You will work closely with campaign, product, category, creator, and growth teams to maximize traffic efficiency, improve conversion performance, and support large scale commercial growth initiatives. This role requires strong data analysis capability, logical thinking, structured problem solving skills, and the ability to balance user experience with business objectives in a fast paced environment. Develop and optimize traffic allocation strategies across TikTok Shop campaigns, channels, and business priorities to maximize GMV growth and traffic efficiency. Configure and manage platform traffic resources including homepage placements, campaign entry points, recommendation modules, live traffic support, and content distribution mechanisms. Partner with campaign, category, product, creator operations, and growth teams to support major platform campaigns, seasonal events, and brand activations. Monitor key traffic metrics including CTR, CVR, ROI, traffic efficiency, retention, and user engagement; identify issues and drive continuous optimization. Conduct in depth data analysis to evaluate traffic performance, user behavior, and conversion funnels, translating insights into actionable operational strategies. Support A/B testing initiatives and traffic experiments to validate optimization opportunities and improve business performance. Minimum Qualifications Bachelor's degree or above in Business, Economics, Data Analytics, Marketing, E commerce, Engineering, or related fields. 2+ years of experience in traffic operations, growth strategy, e commerce operations, platform strategy, digital marketing, or related functions, preferably within internet or platform companies. Strong analytical skills with proficiency in interpreting large datasets and identifying actionable business insights. Preferred Qualifications Familiarity with recommendation systems, traffic allocation logic, content ecosystems, or e commerce growth mechanisms is highly preferred. Excellent stakeholder management and cross functional collaboration skills. Strong ownership mindset with the ability to manage multiple projects simultaneously. TPA Hiring Disclaimer Important Note: This job posting is on behalf of a third party agency and is a 6 12 month temporary assignment managed by a third party agency, who will be your employer. While you may be assigned to work at TikTok, you will not be a TikTok employee. All contractual terms, including payroll and benefits, will be handled by a third party agency. By applying, you agree that the information provided in your application may be processed and retained by TikTok for recruitment purposes and shared with a third party agency in accordance with TikTok's Applicant Privacy Notice .

Ellis Technologies, Inc. is looking for a Data Scientist, User Growth for TikTok Shop in London. The role involves translating business needs into actionable data insights and supporting user growth strategies through analysis. The ideal candidate has over 3 years of experience in data science, preferably in e-commerce, with strong programming skills in SQL and Python. Excellent communication and project management abilities are essential. This is a fantastic opportunity to drive business decisions through data-driven insights.

Data Scientist, User Growth - TikTok Shop Location: London Employment Type: Regular Job Code: A211582B Responsibilities About the team: The e-commerce data science team aims to maximize the efficiency of e-commerce transactions through quantitative techniques such as mathematical statistics and machine learning. At the same time, we are committed to building a more diverse, inclusive, candid and efficient working atmosphere. We sincerely invite excellent data scientists to join us in building a first-class e-commerce platform. Work closely with user growth products and operations to translate business needs into data issues to support and guide business development; Support AB experiments of user growth strategies and precipitate methodologies; Independently complete analysis to provide effective recommendations for strategy iteration. Qualifications Bachelor's degree or higher, with 3+ years of experience in data science; background in e-commerce or user growth is highly preferred; Strong analytical foundation with deep understanding of key metrics such as LTV, ROI, user behavior, and marketing. Proficient in one or more programming languages (e.g., SQL, Python), with the ability to write efficient, scalable, and maintainable code; Expertise in A/B testing and a solid grasp of its real-world application in business contexts; Excellent communication skills and professional proficiency in English; capable of translating complex data into clear insights that drive business decisions; Strong project management capabilities, with proven ability to coordinate resources and perform well under pressure.