751 to 775 of 861 Java Jobs in London

T24/Transact Migration Engineer (TAFC - TAFJ)

Hiring Organisation
VIQU IT
Location
London, Bishopsgate, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day Inside IR35
migration, particularly: o jBASE to Oracle conversion/migration approaches o Data validation and reconciliation across environments • Hands-on experience with TAFJ architecture and Java-based runtime stack • Strong technical understanding of: o COB processing o Local developments (L3 code) o Existing T24 data structures and file architecture • Experience troubleshooting … across infrastructure and middleware layers such as: o JBoss/application servers o IBM MQ/integration layers o TAFJ runtime & Java components • Ability to analyse and support: o Environment setup, deployments and configuration o Performance and stability issues across TAFC/TAFJ environments • Experience supporting upgrade activity ...

Principal, Head of Sustainability Engineering and Data Strategy

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
applications and services. Proven experience managing a team of engineers across global locations. Extremely proficient in Python and an object-oriented language such as Java or C/C++. Skilled in implementing data visualizations using Tableau, Dash, or Power BI. Familiarity with Scala, Java, and/or kdb/Q. ...

Senior Backend Engineer: Fraud Engine & Microservices

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
focus on speed, scalability, and reliability.- Strong product-oriented mindset, with end-to-end ownership of features and close collaboration across teams.- Proficiency in Java (preferred) or solid experience with similar backend programming languages.- Familiarity with messaging systems such as Kafka or RabbitMQ, and strong knowledge of relational databases … machine learning concepts and experience building data pipelines.- Mentorship experience, helping team members grow and contributing to a culture of continuous learning.### Skills Required* Java* Microservices* Distributed Systems* Kafka* RabbitMQ* SQL #J-18808-Ljbffr ...

Principal Machine Learning Engineer, AI & Data Platforms (AiDP)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
tuning (LoRA, QLoRA), and full fine‐tuning, tailored to diverse product requirements. You will design and build production‐grade inference systems, working across Swift, Java, and Python to integrate ML capabilities seamlessly into Apple's ecosystem. As a senior technical contributor, you will set engineering standards, mentor engineers, and influence … experiences Build end‐to‐end AI‐powered products and features, taking full ownership from problem definition and prototyping through production release, working across Swift, Java, and Python codebases Establish engineering excellence across the ML development lifecycle, including robust testing, reproducibility, monitoring, documentation, and CI/CD for model and data ...

Software Engineer III

Hiring Organisation
Expedia Group
Location
London, UK
Science, Engineering, or related technical field; or equivalent related professional experience — with 3+ years of software development experience Proficient experience developing backend software in Java Strong knowledge of AWS , with hands-on experience building and operating cloud-based services Experience with SQL and NoSQL databases, including DynamoDB , at meaningful scale … software design principles, data structures, design patterns, and computer science fundamentals Ability to work both collaboratively and autonomously across cross-functional teams Experience with Java, Scala or other JVM languages ...

Software Engineer III

Hiring Organisation
Expedia Group
Location
Greater London, England, United Kingdom
Science, Engineering, or related technical field; or equivalent related professional experience — with 3+ years of software development experience Proficient experience developing backend software in Java Strong knowledge of AWS , with hands-on experience building and operating cloud-based services Experience with SQL and NoSQL databases, including DynamoDB , at meaningful scale … software design principles, data structures, design patterns, and computer science fundamentals Ability to work both collaboratively and autonomously across cross-functional teams Experience with Java, Scala or other JVM languages ...

Senior Backend Engineer II - Europe Account

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
details, to tax payments and reward programmes. What will you be working on? Design, build, and maintain high-performance, scalable tools and services utilizing Java, Kotlin, Spring Boot, cloud technologies, etc. Build account-level features, such as tax payments or savings account products, to cater for European markets. Collaborate with … product stakeholders, explaining and proposing strategies that align with the product’s risk appetite and business objectives. What do you need? Knowledge of Java and Spring Boot. Knowledge and experience with asynchronous messaging systems, such as Kafka. Experience working with relational databases, SQL query optimization, and schema design. A strong ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
East London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
Central London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
Central London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
West London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
West London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
East London, London, United Kingdom
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
East London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
City of London, Greater London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
City of London, Greater London, UK
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Remote Senior Backend Engineer (Python/FastAPI)

Hiring Organisation
Turing
Location
Central London / West End, London, United Kingdom
language models, collaborating closely with researchers. This includes curating code examples, providing precise solutions, and making corrections in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS) — with particular emphasis on systems-level code, performance-critical applications, and infrastructure. You will evaluate and refine AI-generated code … Look Like? Work on AI model training initiatives by curating code examples, building solutions, and correcting code in Python, C/C++, Rust, Go, Java, and JavaScript (including ReactJS). Evaluate and refine AI-generated code with an emphasis on systems-level correctness, performance, and reliability. Collaborate with cross-functional ...

Sr AI Solutions Consultant

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
computer vision, and LLMs, to optimize document processing, data extraction, and decision-making workflows Programming and Development : Apply relevant programming skills (e.g., Python, Java, or .NET) to support solution development and customization within TotalAgility Technology Innovation : Identify opportunities to integrate emerging technologies into client solutions, driving innovation and competitive advantage … with cloud architecture and deployments, including designing scalable and secure cloud-based solutions Core Competencies Technical Skills Proficiency in relevant programming languages (e.g., Python, Java, .NET) to support solution development Experience with cloud architecture and deployments Understanding of enterprise security practices and compliance frameworks Knowledge of AI/ML model ...

Senior Backend Engineer II - Europe Account

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
111000 to 145000 GBP Annually
details, to tax payments and reward programmes. What will you be working on? Design, build, and maintain high-performance, scalable tools and services utilizing Java, Kotlin, Spring Boot, cloud technologies, etc. Build account-level features, such as tax payments or savings account products, to cater for European markets. Collaborate with … product stakeholders, explaining and proposing strategies that align with the product’s risk appetite and business objectives. What do you need? Knowledge of Java and Spring Boot. Knowledge and experience with asynchronous messaging systems, such as Kafka. Experience working with relational databases, SQL query optimization, and schema design. A strong ...

Senior Software Engineer - Marketing Platform

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
ownership. Nice to have Hands-on experience with scraping technologies at scale and maintaining data quality/accuracy. Experience building backend systems with Java or Kotlin (or another JVM language). Experience with Spring (or similar JVM frameworks). Experience operating data-heavy systems with strong observability (monitoring, alerting, data … fully paid “me days” per year 6-week paid sabbatical after four years Qualifications What does it take: 5+ years of experience in Java or Kotlin (or other JVM based language) Strong experience with Spring framework, relational databases, distributed and concurrent systems (Kafka) Experience in scraping technologies at scale ...

Senior Java Engineer - Live Trading Platform (London)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Search Place Limited is hiring a Java Software Engineer to develop their proprietary trading and execution platform. This hands-on position in London involves significant ownership and responsibility from the outset. The successful candidate will deliver the roadmap for core trading systems, enhance algorithmic performance, and contribute to Transaction Cost … Analysis reporting. A strong background in Java and prior experience in execution systems are essential for this role. #J-18808-Ljbffr ...

Principal Data Architect

Hiring Organisation
Fruition Group
Location
City of London, Greater London, UK
Principal Data Architect - GCP London-based | Salary £115k-125k About the Opportunity Our client is a leading cloud, data, and AI consultancy that helps organisations transform their businesses through modern data platforms, advanced analytics, and ...

Principal Data Architect

Hiring Organisation
Fruition Group
Location
London Area, United Kingdom
Principal Data Architect - GCP London-based | Salary £115k-125k About the Opportunity Our client is a leading cloud, data, and AI consultancy that helps organisations transform their businesses through modern data platforms, advanced analytics, and ...

Principal Data Architect

Hiring Organisation
Fruition Group
Location
London, UK
Principal Data Architect - GCP London-based | Salary £115k-125k About the Opportunity Our client is a leading cloud, data, and AI consultancy that helps organisations transform their businesses through modern data platforms, advanced analytics, and ...

Senior Java Rates Engineer - Low-Latency Trading (London)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Rates Developer for a 12-month contract. The role involves developing low-latency pricing components and enhancing trading workflows. Ideal candidates will have strong Java server-side development skills and experience in Rates or FX pricing systems. This contract offers a hybrid working model, with an expected minimum ...