Tata Consultancy Services
Solution Designer
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If you need support in completing the application or if you require a different format of this document, please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 / +44 204 520 2575 with the subject line: “Application Support Request”.
Role: Solution Designer
Location: Reading
Mode: Hybrid (2 days a week)
Careers at TCS: It means more
TCS is a purpose-led transformation company, built on belief. We do not just help businesses to transform through technology. We support them in making a meaningful difference to the people and communities they serve - our clients include some of the biggest brands in the UK and worldwide. For you, it means more to make an impact that matters, through challenging projects which demand ambitious innovation and thought leadership.
It means more predictable UK telecom transformations, by aligning complex BSS/OSS architectures and Lead-to-Cash processes with secure, standards-compliant end-to-end solution designs. It means faster and more confident service evolution, enabling scalable, API-led architectures that support high-volume Voice and Broadband services across UK B2C markets. It means stronger return on transformation investments, through early architectural risk mitigation, delivery-aligned designs, and consistent adherence to enterprise and regulatory expectations.
The Role
The Telco Solution Designer is responsible for the end-to-end design and assurance of telecommunications solutions that support revenue-generating Business services. The role ensures that business, customer, operational, and technical requirements are translated into scalable, resilient, and cost-effective solutions that align with strategic business objectives.
Working across multiple technology domains, the Telco Solution Designer collaborates with business stakeholders, architects, engineering teams, vendors, and delivery partners to design solutions that enable service growth, platform modernization, and operational efficiency. The role plays a critical part in maintaining service continuity, reducing delivery risks, and ensuring the successful implementation of new products, enhancements, and transformation initiatives.
Through strong telecom domain expertise and solution design governance, the position supports the evolution of business-critical platforms while balancing customer experience, commercial objectives, regulatory compliance, and long-term technology strategy.
Your responsibilities:
- Design end-to-end telecommunications solutions that support revenue-generating Business products and services, ensuring alignment with business, customer, operational, and regulatory requirements.
- Translate business requirements into detailed solution designs, technical specifications, process flows, and implementation plans across multiple telecom domains.
- Develop high-level and low-level solution designs covering network, service, application, integration, OSS/BSS, and customer-facing platforms.
- Work closely with Product Managers, Business Analysts, Architects, Engineering teams, Operations, and external suppliers to define and validate solution requirements.
- Ensure proposed solutions are scalable, resilient, secure, cost-effective, and aligned with enterprise architecture standards.
- Lead solution impact assessments for new products, service enhancements, platform upgrades, and transformation initiatives.
- Design integration solutions between business services and key enterprise platforms, including CRM, Billing, Provisioning, Mediation, Service Assurance, and Order Management systems.
- Support the introduction of new telecom services through detailed solution assurance, feasibility analysis, and technical governance activities.
- Identify design dependencies, technical risks, and implementation constraints, providing mitigation strategies to ensure successful project delivery.
- Participate in architecture and design reviews, ensuring design quality, compliance, and consistency across programmes and projects.
- Produce and maintain design documentation, interface specifications, process models, data flows, and technical solution artefacts throughout the project lifecycle.
- Provide technical leadership and guidance during project delivery, supporting development, testing, deployment, and operational readiness activities.
- Collaborate with operational teams to ensure solution designs support service stability, performance, supportability, and business continuity requirements.
- Support incident investigations, problem management activities, and root cause analysis for business-critical services when required.
- Assess the impact of changes on existing telecom platforms and services, ensuring minimal disruption to customers and live business operations.
- Contribute to platform modernization, legacy system transformation, and service optimization initiatives that improve operational efficiency and customer experience.
- Engage with technology vendors and delivery partners to evaluate solutions, review technical proposals, and ensure alignment with business objectives.
- Ensure compliance with security, data privacy, regulatory, and governance requirements throughout the solution lifecycle.
- Drive continuous improvement by identifying opportunities to simplify solutions, reduce costs, increase automation, and enhance service delivery capabilities.
- Act as a subject matter expert for designated telecom services and platforms, supporting strategic business initiatives and long-term technology roadmaps.
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Your Profile
Essential skills/knowledge/experience:
- Extensive experience in telecommunications solution design, with proven delivery of complex business and customer-facing telecom services.
- Strong knowledge of telecom network and service domains, including Mobile, Fixed, Voice, Data, IP Networking, SIP, Ethernet, VPN, Unified Communications, and Managed Services.
- Proven experience designing solutions that support revenue-generating enterprise and business telecommunications services throughout the full project lifecycle.
- Deep understanding of OSS/BSS ecosystems, including Order Management, Provisioning, Service Assurance, Billing, CRM, Inventory, and Customer Management platforms.
- Experience producing and maintaining Solution Design Documents (SDDs), High-Level Designs (HLDs), Low-Level Designs (LLDs), process flows, and technical specifications.
- Strong knowledge of system integration principles, APIs, middleware technologies, data flows, and end-to-end service orchestration.
- Demonstrated ability to perform impact assessments, feasibility studies, risk analysis, and solution assurance activities across complex technical environments.
- Experience working with cross-functional stakeholders including Business, Product, Architecture, Engineering, Operations, Delivery, and third-party suppliers.
- Strong understanding of service resilience, availability, performance, security, and operational support requirements within telecommunications environments.
- Ability to translate business requirements into practical, scalable, and cost-effective technical solutions.
- Proven experience supporting large-scale platform transformation, migration, modernization, and service improvement programmes.
- Strong analytical and problem-solving skills with the ability to identify technical risks, dependencies, and mitigation strategies.
- Excellent stakeholder management, communication, and presentation skills, with the ability to engage effectively at both technical and business levels.
- Experience working within Agile, Waterfall, or hybrid delivery frameworks and supporting governance processes throughout the project lifecycle.
- Ability to manage multiple priorities while maintaining quality, accuracy, and delivery timelines in a fast-paced telecommunications environment.
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Desirable skills/knowledge/experience:
- Experience within Business, enterprise telecommunications, or managed services environments.
- Knowledge of cloud technologies and platforms, including Microsoft Azure, AWS, or Google Cloud.
- Understanding of telecom industry standards and frameworks such as TM Forum, eTOM, SID, Open APIs, and ITIL.
- Experience in service automation, digital transformation, and network modernization initiatives.
- Professional certifications in telecommunications, solution design, architecture, or project delivery disciplines.
Rewards & Benefits
TCS is consistently voted a Top Employer in the UK and globally. Our competitive salary packages feature pension, health care, life assurance, laptop, phone, access to extensive training resources and discounts within the larger Tata network. We offer health & wellness initiatives and sports events; we are the proud sponsor of the London Marathon.
Diversity, Inclusion and Wellbeing
Tata Consultancy Services UK&I is committed to meeting the accessibility needs of all individuals in accordance with the UK Equality Act 2010 and the UK Human Rights Act 1998. We welcome and embrace diversity in race, nationality, ethnicity, disability, neurodiversity, gender identity, age, physical ability, gender reassignment, sexual orientation. We are a disability inclusive employer and encourage disabled people to apply for this role. As a Disability Confident Employer, we offer an interview to applicants with disabilities or long-term conditions who meet the minimum criteria for the role. Please email us at UKI.recruitment@tcs.com if you would like to opt in. If you are an applicant who needs any adjustments to the application process or interview, please contact us at UKI.recruitment@tcs.com with the subject line: “Adjustment Request” or call TCS London Office 02031552100 / +44 204 520 2575 to request an adjustment. We welcome requests prior to you completing the application and at any stage of the recruitment process.
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