15 of 15 Remote/Hybrid Memory Management Jobs in London

Lead Java Developer (VP)

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
users globally. Unified FITP, built on state of the art technology stack processes around 200,000 transactions daily and provides real time position , risk management capabilities. It has connectivity to 100+ electronic trading venues and 20+ regulatory bodies globally.We are looking for a talented and passionate individual to join … continue to evolve our architecture roadmap beyond near term objectivesImpact the Applications Development area through monitoring delivery of end results, participate in budget management, and handling day-to-day staff management issues, including resource management and allocation of work within the team/projectEnsure essential procedures ...

Lead Java Developer (VP)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
users globally. Unified FITP, built on state of the art technology stack processes around 200,000 transactions daily and provides real time position , risk management capabilities. It has connectivity to 100+ electronic trading venues and 20+ regulatory bodies globally.We are looking for a talented and passionate individual to join … continue to evolve our architecture roadmap beyond near term objectives* Impact the Applications Development area through monitoring delivery of end results, participate in budget management, and handling day-to-day staff management issues, including resource management and allocation of work within the team/project* Ensure essential ...

Senior Java Software Engineer – FX Options Risk (VP)

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
clients, and assets. Hands-on Development Contribute hands-on as a primary engineer utilizing our modern tech stack: Core Java (multi-threading, concurrency, memory optimization), CouchbaseDB, Kafka, and Apache Storm. Solve complex real-time risk calculation requirements, handling heavy stream processing and highly concurrent data flows. Required Experience extensive … high-performing Individual Contributor (IC) delivering complex, high-throughput distributed systems in production environments. Deep hands-on expertise in Core Java, including multi-threading, memory management, garbage collection tuning, and concurrency utilities. Solid experience with real-time stream processing and distributed data architectures (e.g., Kafka, Apache Storm, CouchbaseDB ...

Senior Java Software Engineer – FX Options Risk (VP)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
clients, and assets. Hands-on Development Contribute hands-on as a primary engineer utilizing our modern tech stack: Core Java (multi-threading, concurrency, memory optimization), CouchbaseDB, Kafka, and Apache Storm. Solve complex real-time risk calculation requirements, handling heavy stream processing and highly concurrent data flows. Required Experience extensive … high-performing Individual Contributor (IC) delivering complex, high-throughput distributed systems in production environments. Deep hands-on expertise in Core Java, including multi-threading, memory management, garbage collection tuning, and concurrency utilities. Solid experience with real-time stream processing and distributed data architectures (e.g., Kafka, Apache Storm, CouchbaseDB ...

Business Consultant - Databricks

Hiring Organisation
NTT DATA
Location
London, United Kingdom
Salary
£ 80 K
Spark (SQL, PySpark, Scala), and Delta Lake.• Deep understanding of Spark execution plans, shuffle optimization, and data partitioning strategies.• Experience tuning job configurations (e.g., memory management, parallelism, caching, adaptive query execution).• Familiarity with orchestration tools: Databricks Workflows, Airflow, or Azure Data Factory.• Proficiency in Python or Scala ...

Principal Engineer

Hiring Organisation
Wells Fargo
Location
London, United Kingdom
Salary
£ 80 K
exposure to Rates or Fixed Income e‐trading platformsExperience designing and building high‐performance, low‐latency trading systems, including pricing, RFQ/RFS, order management, market data, and execution workflowsHands‐on experience with Java in performance‐critical systems (with exposure to Python and/or C++ as applicable)Desired … business stakeholders to resolve complex production and performance issuesExpertise in low‐latency and real‐time system design, including JVM tuning, GC optimization, threading models, memory management, and performance profilingStrong understanding of electronic market making algo trading, SOR/EMS platforms, and internalization modelsWorking knowledge of OMS, CLOB ...

Staff Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
62304. Collaborate with electronics and FPGA teams on hardware-software interfaces, supporting hardware bring-up, system integration, and complex debug. Contribute to risk management and design documentation activities, including software hazard analysis and traceability in line with ISO 14971 and CoMind’s QMS. Participate in design reviews, sprint planning … years of experience in software engineering, with a strong focus on systems-level software architecture Deep expertise in modern C++ (C++17 or later), including memory management, concurrency, real-time constraints, and performance optimisation Hands‐on experience developing software for embedded Linux environments, including device driver development and hardware ...

Senor Unreal C++ Developer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Write clean, maintainable, and efficient code with a strong focus on stability, determinism, and low latency. Own performance profiling and optimisation across CPU, GPU, memory, and asset usage to meet 24/7 live‐ops requirements. Conduct in‐depth code reviews to ensure quality, performance, and maintainability across … years of professional C++ development experience, ideally in performance‐critical or real‐time applications. Strong expertise in modern C++ (C++14/17/20), memory management, and high‐performance system design. Extensive experience with multithreading, concurrency, and asynchronous programming. Experience with 24/7 live operations, including hotfixing ...

Senior iOS Security Engineer – ProdSec

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
controls for production mobile applications or SDKs. Technical Skills Expert‐level proficiency in Swift Deep understanding of: iOS architecture and internals Entitlements Application lifecycle Memory management Mach‐O binaries Apple Security Frameworks Knowledge of cryptography, secure communications, and authentication mechanisms. Security Expertise Runtime Application Self‐Protection (RASP) Anti ...

Market Pre Trade C# Developer (Contract)

Hiring Organisation
Barclays
Location
East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
GBP per day
offer great exposure to linear products and working with the business. You will help design and build a suite of modern services including: Instrument Management Integration with enterprise data sources Support for pre-issuance, corrections, and overrides Direct integration with trading and pricing workflows Pricing Services APIs and backend … required skills; Strong C# development experience Real-time data and event-driven systems API design and backend service development Performance optimisation, threading, and memory management Experience building scalable, highly available systems What we would like to see from you; Kubernetes (K8S) AI/LLM tooling (Claude, Codex, Agents ...

FX Client Platforms - Senior UI Software Engineer (Vice President)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Expert-level proficiency in TypeScript, React, HTML5, CSS, and JavaScript (ES6+) Demonstrated experience profiling and optimising high throughput React applications (Web Workers, virtual rendering, memory management) Experience with desktop containers: Chromium, Electron, or OpenFin; familiarity with FDC3 for cross-application interoperability Experience with real-time messaging systems: Kafka ...

FX Client Platforms - Senior UI Software Engineer (Vice President)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Expert-level proficiency in TypeScript, React, HTML5, CSS, and JavaScript (ES6+) Demonstrated experience profiling and optimising high throughput React applications (Web Workers, virtual rendering, memory management) Experience with desktop containers: Chromium, Electron, or OpenFin; familiarity with FDC3 for cross-application interoperability Experience with real-time messaging systems: Kafka ...

Senior Software Engineer, Full Stack - AI

Hiring Organisation
Fitch Ratings
Location
London, United Kingdom
Salary
£ 80 K
/ML systems; strong Python proficiency and backend development expertiseHands-on experience building GenAI apps with LangChain and LangGraph, including agent design, state/memory management, and graph-based orchestration.Proficiency in ML/NLP and generative models; experience with embeddings, vector stores, RAG, and LLM integration/fine ...

FX Client Platforms - Senior UI Software Engineer (Vice President)

Hiring Organisation
Citigroup
Location
London, United Kingdom
Salary
£ 80 K
productionExpert-level proficiency in **TypeScript, React, HTML5, CSS, and JavaScript (ES6+)**Demonstrated experience profiling and optimising high throughput React applications (Web Workers, virtual rendering, memory management)Experience with desktop containers: **Chromium, Electron, or OpenFin**; familiarity with **FDC3** for cross-application interoperabilityExperience with real-time messaging systems: **Kafka, Solace ...

Forward Deployed Engineer

Hiring Organisation
Workato
Location
London, United Kingdom
Salary
£ 80 K
across multidisciplinary teams.In this role, you will also be responsible to:Implement agent-based AI solutions using the Workato Agentic AI platform.Develop advanced prompting, memory management, and behavior-planning techniques to enable LLMs and agents to reliably author and execute complex workflows.Act as a technical solutions expert with ...