8 of 8 Permanent Memory Management Jobs in London

.NET Performance Engineer

Hiring Organisation
Initialize Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
performance engineering Deep, hands-on experience with .NET profiling tools - dotMemory, dotTrace, PerfView, Visual Studio Diagnostic Tools, or equivalent Strong understanding of .NET memory management internals - GC generations, LOH, pinned objects, finalisation, and how allocation patterns affect runtime behaviour Experience optimising high-throughput data processing pipelines - including async … EventPipe, and diagnostics tooling (dotnet-trace, dotnet-counters, dotnet-dump) Duties: Profile, diagnose, and resolve performance bottlenecks across .NET services - from GC pressure and memory leaks to thread contention and I/O saturation Own memory management strategy across long-running services - heap allocation patterns, LOH fragmentation ...

AI Engineer

Hiring Organisation
Orion Innovation
Location
London Area, United Kingdom
Integrate agents with enterprise systems (e.g., Workday, SAP, Salesforce) via REST APIs, SDKs, or message queues Build and manage agent lifecycle components , including initialization, memory/state handling, and fallback logic Implement and consume vector store integrations , prompt templates, and retrieval-augmented generation (RAG) techniques Ensure workflows are robust … orchestration Deep familiarity with agentic frameworks such as LangChain , LangGraph , CrewAI , ReAct , or similar Understanding of LLM orchestration , including prompt design, tool usage, context management, and agent memory Experience integrating with enterprise systems via APIs, event/message queues (e.g., Kafka, Service Bus), and webhooks Solid foundation ...

Front End Engineer - AI

Hiring Organisation
Orion Innovation
Location
City of London, London, United Kingdom
Integrate agents with enterprise systems (e.g., Workday, SAP, Salesforce) via REST APIs, SDKs, or message queues Build and manage agent lifecycle components , including initialization, memory/state handling, and fallback logic Implement and consume vector store integrations , prompt templates, and retrieval-augmented generation (RAG) techniques Ensure workflows are robust … orchestration Deep familiarity with agentic frameworks such as LangChain , LangGraph , CrewAI , ReAct , or similar Understanding of LLM orchestration , including prompt design, tool usage, context management, and agent memory Experience integrating with enterprise systems via APIs, event/message queues (e.g., Kafka, Service Bus), and webhooks Solid foundation ...

Electronic Trading Developer

Hiring Organisation
Harrington Starr
Location
City of London, London, United Kingdom
multicast, routing, and switching Experience with kernel bypass technologies such as DPDK, Solarflare/OpenOnload, or RDMA Strong Linux systems knowledge including scheduling, memory management, and performance tuning Experience within electronic trading, market making, HFT, systematic trading, FX, or crypto environments Nice to Have eFX or ultra ...

C++ Software Engineer : Trading : £120-180k plus excellent bonus : London

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
Deep understanding of data structures, algorithms, and low-level system behaviour Experience working on latency-sensitive or performance-critical systems Strong knowledge of Linux, memory management, and concurrency Comfortable debugging complex issues across large, long-lived codebases Additional Languages & Technologies (Nice to Have) Experience with one or more ...

C++ Software Engineer

Hiring Organisation
Durlston Partners
Location
City of London, London, United Kingdom
software lifecycle in a fast-paced, agile environment Key Requirements: Strong proficiency in modern C++ (C++17 or later) Deep understanding of systems programming, multithreading, memory management, and performance tuning Experience in low-latency environments such as trading, networking, gaming, or real-time systems Solid background in Linux development ...

Senior Software Engineer

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
There are no specific language requirements, nor Crypto requirements. You should have a strong understanding of areas such as: • concurrency and parallelism • networking fundamentals • memory management and performance optimisation • scalable distributed architectures • clean, maintainable systems design Why This Role Is Interesting • Opportunity to work professionally with Rust, even ...

C++ Low-Latency Developer - Leading HFT Firm | London

Hiring Organisation
Selby Jennings
Location
London, England, United Kingdom
optimisation. Key Responsibilities Architect and implement high-performance C++ systems with extreme latency sensitivity. Optimise every layer of the stack - from CPU cache and memory allocation to kernel bypass and network I/O. Collaborate with traders, quants, and infrastructure engineers to deliver robust, scalable, and lightning-fast trading … engineering. Experience with kernel bypass technologies (e.g., DPDK, Solarflare/OpenOnload) and high-performance networking. Familiarity with Linux internals, NUMA, CPU affinity, and custom memory management. Proven track record of building latency-critical systems in trading, gaming, or telecom environments. Bonus: Experience with FPGA acceleration, RDMA, or custom ...