276 to 300 of 316 Cost Optimisation Jobs in London

Engineering Manager - Production Systems and Automation

Hiring Organisation
CrowdStrike
Location
London, United Kingdom
Salary
£ 80 K
workflows and processes, improve efficiency and drive business outcomes.Bonus Points:Building & scaling distributed systems on large-scale bare metal & virtual data center infrastructure.A cost optimization and cost-of-goods-sold focus.Professional Go programming language experience writing scripts/applications for automation, tools, dashboards, and/ ...

Software Engineer, Machine Learning Infrastructure

Hiring Organisation
Deliveroo
Location
London, United Kingdom
Salary
£ 80 K
Qwen, Kimi, and DeepSeek) ourselves — real-time GPU serving, high-throughput batch inference, and fine-tuning on autoscaling GPUs — delivering large cost and latency wins (for example, a billion embeddings produced roughly 20 cheaper and visual models served roughly 72% cheaper). We also own core platform surfaces … including the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution.About the RoleYou will join a small, high-leverage team building production infrastructure for Generative AI at Deliveroo and DoorDash, with a primary focus on our open-weights model platform spanning inference and fine-tuning: real-time ...

Software Engineer, GenAI Platform

Hiring Organisation
Deliveroo
Location
London, UK
Employment Type
Full-time
Qwen, Kimi, and DeepSeek) ourselves — real-time GPU serving, high-throughput batch inference, and fine-tuning on autoscaling GPUs — delivering large cost and latency wins (for example, a billion embeddings produced roughly 20 cheaper and visual models served roughly 72% cheaper). We also own core platform surfaces … including the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution. About the RoleYou will join a small, high-leverage team building production infrastructure for Generative AI at Deliveroo and DoorDash, with a primary focus on our open-weights model platform spanning inference and fine-tuning: real ...

Software Engineer, GenAI Platform

Location
Greater London, England, United Kingdom
Qwen, Kimi, and DeepSeek) ourselves — real-time GPU serving, high-throughput batch inference, and fine-tuning on autoscaling GPUs — delivering large cost and latency wins (for example, a billion embeddings produced roughly 20× cheaper and visual models served roughly 72% cheaper). We also own core platform surfaces … including the LLM Gateway, Agent Gateway, evals infrastructure, guardrails, and cost attribution. About the Role You will join a small, high-leverage team building production infrastructure for Generative AI at the company and DoorDash, with a primary focus on our open-weights model platform spanning inference and fine ...

Software Development Engineer IV/Senior

Hiring Organisation
Capital Group
Location
London, United Kingdom
Salary
£ 100 K
caught before production. Take end-to-end ownership from discovery and design through build, rollout, and operational excellence. Instrument systems with the observability, cost tracking, and audit trails needed to know when they degrade. Apply FinOps and cost-optimization practices to AI workloads, tracking and managing … token, inference, and infrastructure spend so solutions stay cost effective as they scale. Integrate AI solutions with enterprise data systems, APIs, and MLOps/LLMOps tooling, applying sound system design and distributed-systems judgment. Apply responsible-AI judgment proportionate to the risk of each use case, working with ...

Principal Generative AI Engineer

Hiring Organisation
Motorway
Location
London, United Kingdom
Salary
£ 80 K
infrastructure (vector stores, eval platforms, AI gateways, model routers, agent frameworks), and own the technical rationale behind themDrive cost, latency and throughput optimisation across our production GenAI systems, with the trade-offs documented and explicitDefine our principles for emerging paradigms, including multi-agent protocols, multimodal systems … code: Python and modern API-driven architectures on cloud infrastructure (AWS or equivalent), with the production engineering instincts (CI/CD, observability, SLOs, cost attribution) to take prototypes through to hardened productionCurrent, hands-on expertise across the GenAI stack: LLM APIs, prompt engineering, RAG (hybrid retrieval, chunking strategy ...

Manager, Transformation and Value Creation

Hiring Organisation
Analysys Mason
Location
London, United Kingdom
Salary
£ 80 K
standards and expectations.Our projects are diverse, and your focus could include value creation, commercial and operational excellence, revenue growth, cost and margin optimisation and operating model design.Our culture is highly collaborative and team-oriented, and our people enjoy a hybrid work model, balancing client proximity, the convenience … delivering transformation engagements for clients across various tech intensive industries.experience in value creation, commercial or operational excellence, revenue growth, cost and margin optimisation and operating model design, programme recovery and turnaround.Additional InformationOn top of this role being an exciting career opportunity, we offer many attractive benefits, including ...

Principal AI Platform Engineer

Location
Greater London, England, United Kingdom
maintain RBAC/OIDC access controls and disciplined API key lifecycle management across the platform. Build caching layers and cost/latency optimisation strategies, and the adoption and reuse analytics that show whether the platform is actually being used. Contribute to API design, versioning, and promotion workflows ...

Commercial Associate

Location
London, United Kingdom
launch of Zable car insurance and mobile on price comparison websites - from initial partner conversations through to integration, go live and on-going optimisation Once live, take responsibility for channel performance: tracking volume, conversion and cost of acquisition at the partner level, identifying what's driving changes … keep moving forward You will be trusted to negotiate customer acquisition costs and commissions with key partners, identifying areas for cost optimisations. Work cross functionally with Product, Pricing, Data and Compliance to scope integrations, complete due diligence on new partners and drive projects forward Keep track of what ...

Commercial Associate

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
launch of Zable car insurance and mobile on price comparison websites - from initial partner conversations through to integration, go live and on-going optimisation Once live, take responsibility for channel performance: tracking volume, conversion and cost of acquisition at the partner level, identifying what's driving changes … keep moving forward You will be trusted to negotiate customer acquisition costs and commissions with key partners, identifying areas for cost optimisations. Work cross functionally with Product, Pricing, Data and Compliance to scope integrations, complete due diligence on new partners and drive projects forward Keep track of what ...

Lead, Technology Solutions

Hiring Organisation
Pearson
Location
London, United Kingdom
Salary
£ 80 K
productivity and collaboration ecosystem — from technical architecture and vendor contracts to team leadership and stakeholder engagement — ensuring the organization has secure, modern, and cost-effective tools that scale with the business.This is a highly cross-functional role that blends deep technical expertise with people leadership, financial stewardship … benefit of PearsonFinancial & Budget ManagementOwn the annual budget for the productivity and collaboration portfolio, including licensing, infrastructure, and professional services costs.Drive cost optimization through license reclamation, usage analysis, and tiering/right-sizing of subscriptions.Build business cases and ROI models for new investments, presenting to senior leadership ...

Lead, Technology Solutions

Hiring Organisation
Pearson
Location
London, UK
Employment Type
Full-time
productivity and collaboration ecosystem — from technical architecture and vendor contracts to team leadership and stakeholder engagement — ensuring the organization has secure, modern, and cost-effective tools that scale with the business. This is a highly cross-functional role that blends deep technical expertise with people leadership, financial stewardship … benefit of PearsonFinancial & Budget ManagementOwn the annual budget for the productivity and collaboration portfolio, including licensing, infrastructure, and professional services costs. Drive cost optimization through license reclamation, usage analysis, and tiering/right-sizing of subscriptions. Build business cases and ROI models for new investments, presenting to senior ...

Automation Engineer

Hiring Organisation
Peregrine
Location
London, United Kingdom
Employment Type
Permanent
Salary
£1/annum
tools such as GitHub Copilot, Amazon Q, and Cursor AI. Experience in innovation and PoCs, particularly in AI-led test generation and regression optimisation Senior QA/SDET with experience across web, mobile, API, desktop, and cloud testing. Expertise in test automation frameworks including Selenium, Playwright, Appium, Rest Assured … Actions, Docker, Kubernetes, and cloud platforms (AWS, Azure). Demonstrable success in large-scale automation delivery, including high-volume API automation and measurable cost optimisation. Experience across cross-platform testing (web, mobile, API, desktop) with strong functional and automation coverage. Practical experience with cloud-based and cross-browser ...

Lead Automation Engineer

Hiring Organisation
Peregrine
Location
London, United Kingdom
Employment Type
Permanent
tools such as GitHub Copilot, Amazon Q, and Cursor AI. Experience in innovation and PoCs, particularly in AI-led test generation and regression optimisation Senior QA/SDET with experience across web, mobile, API, desktop, and cloud testing. Expertise in test automation frameworks including Selenium, Playwright, Appium, Rest Assured … Actions, Docker, Kubernetes, and cloud platforms (AWS, Azure). Demonstrable success in large-scale automation delivery, including high-volume API automation and measurable cost optimisation. Experience across cross-platform testing (web, mobile, API, desktop) with strong functional and automation coverage. Practical experience with cloud-based and cross-browser ...

Commercial Associate

Hiring Organisation
Lendable
Location
London, United Kingdom
Salary
£ 80 K
from initial partner conversations through to integration, go live and on-going optimisationOnce live, take responsibility for channel performance: tracking volume, conversion and cost of acquisition at the partner level, identifying what’s driving changes and what to do about themYou will manage partner relationships across strategic … keep moving forwardYou will be trusted to negotiate customer acquisition costs and commissions with key partners, identifying areas for cost optimisations.Work cross functionally with Product, Pricing, Data and Compliance to scope integrations, complete due diligence on new partners and drive projects forwardKeep track of what’s happening ...

Network Sourcing Manager

Hiring Organisation
Microsoft
Location
London, United Kingdom
Salary
£ 70 K
including supply chain, hardware, power, security, and workflow teams). We focus on smart growth with an emphasis on automation, data driven engineering, cost-effectiveness, and environmental sustainability. We deliver the core infrastructure and foundational technologies for Microsoft’s over 200 online businesses including Azure, Bing, MSN, Office … network services that meet business and technical requirements.Partner with cross-functional teams to develop and execute strategies that support network expansion, resiliency, and cost optimization.Serve as the regional subject matter expert for network topology, market analysis, route planning, and vendor selection across EMEA.Build and maintain strategic relationships with ...

Staff Software Engineer, Inference

Location
Greater London, England, United Kingdom
will define and lead complex, cross-cutting design initiatives spanning request routing, adaptive scheduling, GPU resource management, and cost-per-token optimisation under strict P99 SLAs. In this high-impact role, you will implement advanced inference optimisations—such as speculative decoding and KV-cache reuse—while establishing … Python, or C++. Deep expertise in Kubernetes at production scale, including orchestration, scheduling, and service design. Strong understanding of networked systems, performance optimisation, and distributed system design. Hands-on engineering experience with inference systems, including batching/micro-batching strategies, caching, memory optimisation, mixed precision (BF16/ ...

Associate Director, Operations Transformation, Legal Services Industry, Operations Industry & Domain Solutions, Technology & Transformation

Hiring Organisation
Deloitte
Location
London, United Kingdom
Salary
£ 100 K
overall transformation strategy and roadmap for clients in the legal services industry - covering digital modernisation, operating-model change, cost-to-serve optimisation, and end-to-end matter lifecycle redesignLead programme initiation, planning, execution, and delivery: ensuring initiatives meet objectives on scope, time, cost, and qualityOversee … multiple transformation workstreams (e.g., GBS, process optimisation, service management, enabling technology deployment, data strategy and governance, organisational design, AI/automation, matter management, and client experience)Ensure interdependencies, risks, resources and benefits are identified and managed, with clear governance and reportingClient & Stakeholder EngagementAct as primary senior-level point ...

Analytics Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £450.00 per day
dbt. You'll also play a critical role in shaping the self-serve analytics experience and ensuring the platform is intuitive, documented, and cost-efficient. Your responsibilities will include: Ingest and migrate data sets into their AWS Snowflake platform. Designing and implementing dbt models that power clean, consistent … metrics. Buidl out orchestartion pipelines using Airflow Creating clear documentation for dashboards, metrics, and models. Ensuring optimal performance and cost efficiency across Snowflake Supporting a stakeholder-first approach to data usability and access. KEY SKILLS AND REQUIREMENTS Extensive experience operating within Snowflake environments Airflow for data orchestration. Proficiency ...

Director of Service Delivery

Hiring Organisation
WPP
Location
London, United Kingdom
Salary
£ 100 K
line with contractual commitments and expected outcomes.Monitor partner performance through robust governance, service reviews and performance reporting, holding partners to account for quality, cost and improvement delivery.Work closely with procurement, finance and internal stakeholders to support commercial decisions, contract renewals, service changes and risk management.Build effective, outcome-focused … operational services in complex, global and highly matrixed environments.Deep experience managing an outsourced service provider, with clear accountability for service quality, performance, governance, cost control, contractual compliance and continuous improvement.Proven experience leading outsourcing and insourcing of service delivery functions, including service desk, with the ability to manage transition ...

Director of Service Delivery

Hiring Organisation
WPP
Location
London, UK
Employment Type
Full-time
with contractual commitments and expected outcomes. Monitor partner performance through robust governance, service reviews and performance reporting, holding partners to account for quality, cost and improvement delivery. Work closely with procurement, finance and internal stakeholders to support commercial decisions, contract renewals, service changes and risk management. Build effective … services in complex, global and highly matrixed environments. Deep experience managing an outsourced service provider, with clear accountability for service quality, performance, governance, cost control, contractual compliance and continuous improvement. Proven experience leading outsourcing and insourcing of service delivery functions, including service desk, with the ability to manage ...

Market Data Governance Specialist, Capital Markets (London)

Hiring Organisation
Royal Bank of Canada
Location
London, United Kingdom
Salary
£ 80 K
maintain communication of vendor data changes impacting users and applicationsCollaborate with business lines and technology partners to drive cost efficiency and optimisation strategies for Real-time data while maintaining compliance integrityGuide junior team members in developing expertise across market data compliance methodologies and regulatory frameworks for North ...

Technical Program Manager III, Data Center Expansions

Location
Greater London, England, United Kingdom
environment. Experience leading technical site evaluation, infrastructure strategy, or region launches across Middle East, Africa, or European markets. Experience developing financial models, total cost of ownership (TCO) trade-offs, and cost-optimization strategies for physical data center or network assets. Track record of operating independently ...

Technical Account Manager Berlin, London

Location
Greater London, England, United Kingdom
escalation routed to you, and you are the customer’s escalation path when standard Support channels need acceleration. Drive proactive technical strategy, cost optimization, and architectural guidance. You spend the majority of your time on work the customer doesn't yet know they need: architectural reviews, technical risk … mapping, cost and usage optimization, pre‐launch readiness assessments, and translating Vercel's product evolution into specific opportunities for the customer’s business. These are jobs Vercel does for many customers through the Solutions Architecture function. On your accounts, you do them deeper, more often, and with sustained ...

Specialist Solutions Architect, Payments

Hiring Organisation
Stripe
Location
London, United Kingdom
Salary
£ 80 K
customer relationshipsServe as a "Voice of the Customer" internally to drive product and feature request prioritizationIdentify and summarize trends in payment orchestration, cost optimization, and alternative payment methods, and provide actionable insights to product stakeholders and salesAct as an escalation point to drive complex technical issues to resolution … moving environmentPreferred QualificationsExperience integrating Stripe or other RESTful payment APIs into web applicationsKnowledge of ISO payment standards and card network rulesExperience with payment cost modeling, interchange optimization, or processor benchmarkingFamiliarity with marketplace and platform payment flows (Connect, multi-party transactions)Experience as a subject matter expert ...