1 to 25 of 28 Permanent Java Jobs in Central London

Java Developer - Payments

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £130000/annum
Tier Investment bank requires an experienced hands-on Java developer and technical architect with deep expertise in real-time third-party payments, high-throughput zero-downtime systems, and highly available, global-scale internet-facing APIs. This role is central to scaling the TFX technology platform for major retail clients … maintaining software solutions that support business needs. What You'll Do In The Role Act as a senior individual contributor who combines hands-on Java development with architectural leadership, remaining close to implementation and setting the technical standard through design, code-level guidance, and practical problem solving. Design, build ...

AWS Engineer

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Developer Associate, or DevOps Engineer are highly desirable Desirable Experience Any exposure to the following would be advantageous: React or modern front-end frameworks Java, Go, C#, Rust, or other strongly typed languages Internal platform engineering or developer platform ownership Event-driven architectures using EventBridge, Kinesis, Kafka ...

Infrastructure Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
/or multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes ...

Solutions Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
security control Security & Resilience: Deep understanding of threat modelling, authentication patterns, and observability Modern Development: Familiarity with languages such as Ruby, Python, or Java, alongside CI/CD, TDD, and containerisation Communication: Exceptional ability to simplify complex topics and build consensus across diverse groups Desirable Attributes Experience with enterprise ...

Java Developer Kafka API - Tech Consultancy

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
Java Developer/Backend Software Engineer (Kafka API) London/WFH to £90k Are you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career? You could be joining a global technology consultancy. What's in it for you: Salary … your family, including mental health Travel Insurance Charitable giving Gym membership for you and your family Flexible holiday scheme Your role: As a Java Developer you will design, develop and deliver a range of transformational projects for clients, mainly within the financial services sector and with a focus on Kafka ...

Product Engineer

Hiring Organisation
Bloc Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Partner closely with Product to challenge and sharpen requirements before they hit the backlog What we're looking for Strong TypeScript/JavaScript and Java/Kotlin NestJS, React, PostgreSQL or MongoDB (Not all required) Hands-on with AWS, Docker, Terraform, and modern CI/CD A genuine, practical understanding ...

Backend Software Engineer Rust Low Latency Trading

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Central London with flexibility to work from home once a week. About you: You have strong backend OOP, multithreaded software engineering experience (e.g. C++, Java, Python) You have commercial Rust development experience You have experience of working on high throughput, low latency systems with microseconds/nanoseconds You have ...

Solutions Architect

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
Confluence Experience working in a data-centric organisation Desirable Skills React front-end development React. Native cross-platform mobile application development Android development (Java/Kotlin/Dagger2) Image Processing, ANPR (automated number plate recognition) and OCR library implementations Exposure to process modelling, for example in BPMN IoT relay control ...

Java & React

Hiring Organisation
Randstad Technologies
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 60,000 Annual
data processing with highly responsive Front End interfaces, all hosted in a modern cloud environment. What You Will Do Build scalable applications using Core Java, Multithreading, and ReactJS to handle heavy datasets efficiently. Engineer cloud-native solutions by designing, maintaining, and deploying applications leveraging Kubernetes and Amazon AWS. Design … problems. What You Bring to the Table 5 to 7 years of experience in full-stack software engineering. Deep Back End expertise in Core Java, specifically with Multithreading, complex algorithms, and data structures. Frontend proficiency building responsive UIs with ReactJS, JavaScript/TypeScript, and state management tools (Redux or Context ...

Data Scientist

Hiring Organisation
Revolut
Location
City of London, London, United Kingdom
Employment Type
Permanent
Owners and business heads Nice to have A master's or PhD in a quantitative discipline Solid experience with additional programming languages, such as Java, Scala, C++ Experience at a large tech company worth >$15B School/university Olympic medal competitions in physics, maths, economics, or programming ...

Founding Engineer / Technical Lead

Hiring Organisation
Coburg Banks Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
telematics, automotive, fleet, or transport technology Geospatial systems and location intelligence Technical Environment Experience across several of the following is valuable: Python, TypeScript, Go, Java, or similar REST APIs and distributed architectures AWS and cloud infrastructure PostgreSQL and data-intensive systems Docker, CI/CD, observability, and reliability engineering Third ...

Graduate Software Engineer

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
apply? STEM Degree from a top 300 QS University Experience working with any backend programming language (Ideally C/C++/Rust/Java) Willingness to move to Newcastle & travel the UK Base (55/75K) + Bonus + Benefits This is a top opportunity to launch your career ...

Quantitative Analyst

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
Bachelors degree in engineering, computer science or another technical related subject. programming proficiency with at least one major programming or scripting language (e.g. C++, Java, Python) high level of communication skills and ability to work efficiently with colleagues across multiple areas Additional desirable Qualifications for Quantitative analyst Knowledge ...

Cyber Security Operations Specialist

Hiring Organisation
Anson Mccade
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
methodologies End-to-end incident response lifecycle experience Detection engineering and alert development expertise. Strong scripting or programming skills (Python, Bash, C/C++, Java). Solid grounding in cybersecurity fundamentals: network security, cloud security, cryptography, forensics. Understanding of common network protocols and attacker abuse patterns. Awareness of current ...

Sales Engineer

Hiring Organisation
Tiptap
Location
City of London, London, United Kingdom
create ways to achieve goals. Our Tech Stack To make sure you don't regret joining Tiptap, here's our tech stack: - Languages: Java - Frameworks: Zend, jQuery, AngularJS - Databases: Oracle Hell, just kidding! You'll find the real expectations below in Qualifications. Hackathons Four times a year, we host five ...

Quantitative Analyst

Hiring Organisation
Spectrum IT Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
well as very competitive salaries, our client offers an excellent working environment. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science ...

Microsoft AI Engineer / Azure Artificial Intelligence Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £90000/annum
solutions, including Azure OpenAI Service, Azure Cognitive Services, and Azure Machine Learning Requirements Extensive experience with Azure AI solutions, programming experience (Python, C#, or Java) This is a really interesting role and a great chance to join a team as they are really investing in their software development ...

Transcat Developer (Temenos T24)

Hiring Organisation
Hireful
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£65,000
TDH. Experience participating in T24 upgrade and integration projects (including API integrations). Excellent understanding of T24 TAFJ running on MS SQL database. Excellent Java development skills for T24. Solid experience in T24 integration, interfacing and customisation of browser Excellent opportunity to join a great bank for the long term ...

Machine Learning Engineer - Search and Recommendation

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
role.Proficiency in machine learning, NLP, and deep learning algorithms, with experience using frameworks such as TensorFlow or PyTorch.Strong programming skills in Python, C++, or Java, with solid understanding of data structures and algorithms.Strong communication skills in English and Chinese, with the ability to bridge technical and business perspectives ...

Software Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£48000/annum
annum ***CANDIDATES MUST BE UK NATIONALS AND ELIGIBLE FOR SC CLEARANCE*** Role Overview We are seeking an experienced Application Developer with strong expertise in Java and Web Technologies to design, develop, and support enterprise-grade applications. The role involves working across the full software development lifecycle, building scalable solutions using … Java/JEE stack, and contributing to modern, secure, and high-performing systems. You will play a key role in developing clean, reusable code, supporting live services, and mentoring junior team members while following modern engineering standards and DevOps practices. Key Responsibilities Application Development & Engineering Design, develop, and maintain applications ...

Graduate / Junior Developer, Python, Linux, C#, Java - London

Hiring Organisation
Noir
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage … experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should ...

Software Engineer

Hiring Organisation
Zorba Consulting Limited
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 90,000 Annual
Insurance, Regular social events What You ll Work On The environment is primarily Node.js and Go but strong engineers from .NET/C# or Java backgrounds are encouraged to apply. Integrating with payment platforms, banking infrastructure, FX/crypto providers, and card processors Designing and optimising SQL and NoSQL data … testing through to deployment, monitoring, and production support Experience Required Degree educated Development experience in either Node.js with JavaScript & Typescript, .NET, C# or Java AWS experience preferred (Azure, GCP also welcomed) Strong understanding of relational databases, ideally MySQL Interest in agentic engineering workflows and AI-assisted development Experience designing APIs ...

Principal Software Engineer

Hiring Organisation
Zorba Consulting Limited
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 - 120,000 Annual
Insurance, Regular social events What You ll Work On The environment is primarily Node.js and Go but strong engineers from .NET/C# or Java backgrounds are encouraged to apply. Integrating with payment platforms, banking infrastructure, FX/crypto providers, and card processors Driving architectural decisions across distributed systems … testing through to deployment, monitoring, and production support Experience Required Degree educated Development experience in either Node.js with JavaScript & Typescript, .NET, C# or Java AWS experience preferred (Azure, GCP also welcomed) Strong understanding of relational databases, ideally MySQL Interest in agentic engineering workflows and AI-assisted development Experience designing APIs ...

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 ...

Site Reliability Engineer - SRE

Hiring Organisation
Sanderson Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
scale systems sustain-ably through mechanisms like automation. Looking for someone from a software development background Ideal Candidate: Very strong engineering skills in Java, JavaScript or Python Open Telemetry experience Must have Core Java/Python Must have experience as an SRE knowledge of Python Data Structures Strong knowledge ...