Senior Java Python Engineer Jobs in UK

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Java JAX API

<p><u>Java Pls get the Evaluation sheet filled by the candidate and strictly look for CVs who have 6 to 9 yrs experience with 5 years must be in Coding. 5 Positions in London and 2 in Edinburgh</u><u>. Strictly not more or less than the specified number of ...

Java & Kotlin Developer

<p style="margin-bottom:20px">Role-Java & Kotlin Developer </p> <p style="margin-bottom:20px">Mode-FTE/Subcon</p> <p style="margin-bottom:20px">Type-3 days from Sheffield</p> <p style="margin-bottom:20px">RESPONSIBILITIES</ ...

Java & Kotlin Developer

<p style="margin-bottom:20px">Role-Java & Kotlin Developer </p> <p style="margin-bottom:20px">Mode-FTE/Subcon</p> <p style="margin-bottom:20px">Type-3 days from Sheffield</p> <p style="margin-bottom:20px">RESPONSIBILITIES</ ...

Principal Java Architect — Lead Large Scale Systems

A leading tech company in Belfast is seeking a Principal Java Engineer to shape technical direction and lead the delivery of large-scale, high-performance Java systems. You will set architectural vision, mentor senior engineers, and collaborate with cross-functional teams to align strategy with business goals. C ...

SC Java Developer

Location: England Job Type: Contract Industry: Cloud & Infrastructure Job reference: BBBH436795_1776243415 Posted: 1 day ago Role Title: Java DeveloperDuration: 12 month contractLocation: RemoteRate: £381 p/d via umbrella inside IR35Clearance required ...

SC Java Developer

Location: England Job Type: Contract Industry: Cloud & Infrastructure Job reference: BBBH436795_1776243415 Posted: 1 day ago Role Title: Java DeveloperDuration: 12 month contractLocation: RemoteRate: £381 p/d via umbrella inside IR35Clearance required ...

Java Developers (ACTIVE BPSS CLEARANCE ) Inside IR35

Direct message the job poster from iO Associates - UK/EU Strategic IT Consultant: Uniting Skilful Minds with Cutting-edge Markets Java Developers ( ACTIVE BPSS CLEARANCE IS ESSENTIAL) - Inside IR35 - Mostly Remote (UK) A large organisa ...

Senior Backend Engineer — Product led RegTech, Global

A growing LegalTech company in the United Kingdom seeks a Senior Software Developer with a backend focus. This role is essential in transforming the company into a product-focused business. With a competitive salary starting from €60,000, higher based on experience, the ideal candidate will have over five years ...

Principal Engineer

Are you an experienced Senior Principal Engineer looking for your next challenge? We’re looking for an exceptional Senior Principal Engineer to lead the technical direction and architecture of our most critical systems. This is a high‑impact leadership position where you’ll define engineering standards, me ...

Junior Java Developer

This range is provided by Venture Up. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Venture Up Co-Founder Venture Up - Building Tech and Product teams across UK and Europe! < ...

Java Backend Developer

We are currently seeking an experienced Java Backend Developer to join one of our Public Sector accounts . This is an excellent opportunity to work on complex middleware systems, modern Java technologies, and critical public sector platforms. As a Specialist II – Backend Developmen ...

SC Java Developer

Role Title: Java Developer Duration: 12 month contract Location: Remote Clearance required: Active SC Clearance ideally held within the public sector Role purpose / summary Core Skills: Backend: Java, Spri ...

Java & PEGA Developer

Java & PEGA BPM Developer Urgent requirement supported by RED Global for client. Working model: Hybrid – 2 days on-site per week. Contact: Direct message the job poster from RED Global. Referrals increase your chances of interviewing at RED Global by 2x. Looking forward to ...

Software Engineer

Quant Developer - Rust/Java/C++ - London - £130k base (minimum) + bonus Who? One of the world's leading macro hedge funds ($30bn+ AUM) with a dedicated digital assets division. Small Product Engineering team (13-14 engineers) sitting between core systems and trading desks. Tech ...

Senior Backend Engineer for AI Powered SaaS

A fast-growing AI company in London is seeking a Back-End Developer to design and maintain systems for their innovative AI-powered products. You will collaborate with senior engineers and data scientists, optimize performance, and contribute to system enhancements. Ideal candidates will have 3-5 years of back-en ...

Senior Software Engineer Security Cleared, Secure Cloud Native

A leading digital products company in the UK is looking for Senior and Principal Engineers to design secure, scalable software in agile teams. Applicants must hold active or recently active SC or DV clearance and possess strong experience in delivering production systems. Proficiency in modern programming langua ...

Technical Insurance BA Implementation & API Specialist

A leading software company in Greater London is seeking a Business Analyst to join their Implementation team. In this full-time position, you will gather and translate client requirements while working on integration and software-related projects. The ideal candidate will have strong experience in product/applic ...

Defence Tech DevOps Engineer – On Site Newcastle

Switch Tech Talent is seeking DevOps Engineers at mid to senior levels to join their growing defence-tech consultancy in Newcastle. The role requires expertise in problem-solving and development in Python, PowerShell, C#, Java, or C++. Candidates must hold a STEM degree from a leading university and be eligible ...

Senior Software Developer — Remote AI Driven SAP Automation

Avantra is seeking a Senior Software Developer to join their dedicated team. The role involves full-stack development primarily using Java, Kotlin, Python, and TypeScript. You'll work to enhance core code functionalities, focusing on generative AI capabilities and collaborating with international teams. Candidat ...

Senior Python Architect — Rates Risk & PnL, Athena

A leading global financial services firm is seeking an experienced Senior Athena Python Rates Lead Software Engineer to work within its development team. The role focuses on delivering robust software solutions for rates trading activities, collaborating with analysts and traders, and developing scalable code fo ...

Senior Threat Hunter: Python/Jupyter Automation (Remote)

A global cyber security services firm is seeking a Senior Threat Hunter to join its managed security services team. The ideal candidate will possess strong Python and Jupyter expertise, with a minimum of 5 years in threat hunting or incident response. The role involves designing automated hunting frameworks and ...

Senior Trade Data Analyst Python & Data Quality

A dynamic business consultancy in London is seeking a Mid-Senior level Business Analyst to specialize in trade data analysis. Candidates should possess strong Python skills and have at least 3 years of experience in a similar role, preferably in the financial services sector. This role involves collaborating wit ...

Senior Treasury Analytics Associate — Quant & Python Global

A global financial services leader in London is seeking an Associate for their Advanced Treasury Analytics team. You will develop analytical tools while collaborating with a dynamic team to support strategic treasury decisions. Ideal candidates will have a strong quantitative background, be effective communicato ...

Senior Full Stack Python/React Developer (Remote)

A mission-led consultancy in the UK is seeking talented Full Stack Python/React Developers to join a high-performing team focused on delivering innovative software solutions. The role offers an agile environment where you will design and develop secure applications, utilizing your skills in Python and React. Wit ...

Senior Python Systems Developer Hybrid, Growth & Impact

A leading UK infrastructure and utilities organisation is seeking a Senior Systems Developer to join their technology team in Bury St Edmunds. The ideal candidate will design and support full-stack applications, ensuring robust solutions that align with business needs. With responsibilities including contributin ...

Senior Data Engineering Lead — Python, SQL, Cloud

A leading financial institution in Greater London is seeking a Lead Data Engineer. The successful candidate will lead a team of Data Engineers, working to enhance and deliver innovative technology products. This role requires a solid background in AWS, Databricks, and Python, along with the ability to engage in ...

Senior SDET (Python) – AI Powered Test Architect

A leading streaming platform in Cambridge is looking for a Senior Software Engineer (SDET) to enhance the test architecture and automation systems. The ideal candidate should have over 5 years of experience in test automation design, proficiency in Python, and the ability to drive quality initiatives. You will i ...

Senior Quant Dev Equities StatArb | Python, London

A leading global investment manager in London is seeking a Senior Quant Developer to enhance their Equities StatArb platform. This role involves building complex strategies for large-scale data processing and collaborating with researchers on essential tooling. Candidates should have over 5 years of Quant Dev ex ...

Senior Python Full Stack Developer – Hybrid (Renewables)

A technology company is seeking a Senior Python Full Stack Developer to work in a hybrid role based in Newcastle upon Tyne. You will design and maintain full stack web applications using your expertise in Python and PostgreSQL. This position involves collaborating with teams to create intuitive user interfaces a ...

Senior AI Architect: Azure, Python & Cognitive Services

A technology staffing company in Edinburgh is seeking a hands-on Artificial Intelligence Consultant to lead the design and implementation of enterprise-wide AI capabilities. The candidate will be influential in defining AI architecture and integrating technologies while mentoring teams. Expertise in Azure Cognit ...

Senior Python/React Full Stack Developer (Remote)

A leading consultancy is seeking Full Stack Python/React Developers to join a mission-driven team delivering software solutions for the UK Government. You will design and develop secure systems, work with cloud environments, and collaborate closely with diverse teams. The role offers flexitime, private healthcar ...

Senior Python Systems Developer Functional Testing Project

Mindrift connects specialists with project‑based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. About the Role This project is suited for a Senior Python developer with deep functional testing experience, strong Linux and Docker skil ...

Remote Senior Python Systems Tester — Docker QA

Mindrift is seeking a Senior Python Developer in Birmingham, UK, with extensive experience in functional testing and strong skills in Docker and Linux. The role involves creating black-box tests, managing Docker environments, and leveraging LLMs for development. Candidates should have over 5 years in software en ...

Senior Internal Model Actuary – Python & DevOps (ERM)

The Emerald Group is seeking a Model Implementation Actuary in London. In this permanent role, you will design, develop, and document internal models for various financial risks, including credit and interest rates. A strong background in capital modelling and proficiency in Python are essential. The role requir ...

Senior Python SRE: AI Driven Observability & Automation

An award-winning hedge fund in London seeks a skilled Engineer to design automation frameworks and implement observability solutions. You will develop AI-assistance tools, enhance system reliability, and work closely with various teams to improve operational maturity. The position offers a competitive salary up ...

Senior AI Platform Architect (Python, React, Azure)

A dynamic Managed Service Provider in Scotland seeks a seasoned Architect to shape their AI platform. This role involves designing scalable, secure architectures, leading Python and TypeScript integrations, and being the driving force behind technical decisions. Candidates should have over 6 years in software en ...

Senior Data Engineering Lead — Python, SQL, Cloud

A leading global financial services firm is seeking a Lead Data Engineer to spearhead a team in developing scalable, secure cloud-native applications. You will engage in Agile practices, lead business deliveries, and ensure high-quality software development. The ideal candidate should possess strong expertise in ...

Senior Python Developer for FinTech Data Platform

A well-established tech house in London is seeking a Python Developer to join their team focused on building innovative software for the finance sector. The ideal candidate will have strong Python and SQL skills, along with experience in REST Microservices and big data tools such as Spark and Kafka. This mid-sen ...

Senior Python Developer AI Augmented, Hybrid (London)

A leading cloud solutions provider is seeking a Senior Python Developer to join their team in London under a hybrid working policy. The ideal candidate will have strong Python skills and experience with AI-augmented coding tools. You'll be responsible for building and maintaining backend services, implementing C ...

Senior Python Developer — Credit Risk Tech Lead

A major global financial services company is seeking an experienced Senior Python Developer. The role involves developing enterprise-scale applications using Python and FastAPI while collaborating with both onshore and offshore teams. Candidates should have over 5 years of hands-on experience, particularly in fi ...

Senior Python SDET Automation for Streaming Devices

A leading streaming technology company in Cambridge is seeking a Software Engineer with expertise in Python and automated testing. The position involves developing tools for automated testing on streaming applications, collaborating across functional teams, and maintaining a device farm for testing. Ideal candid ...

Senior Python AI Architect for Autonomous Agents

A growing tech company in Manchester is seeking a Senior Python Developer to take ownership of AI initiatives. The ideal candidate will drive architecture and decisions, developing autonomous systems that optimize logistics and customer operations. Requirements include 5+ years in Python, expertise in AI framewo ...

Senior AI Architect — Python & Multi Agent Systems

A leading logistics technology company in Manchester is looking for an experienced Senior Python Developer. In this role, you will take ownership of designing and deploying advanced AI systems, tackling complex logistical challenges. The ideal candidate has over 5 years of experience in Python development and a ...

Senior Python Backend for Forecasting AI Agents

A cutting-edge AI firm is seeking a talented backend engineer to develop the infrastructure for autonomous AI systems. You will work closely with founders to design data pipelines, architect backend services, and ensure optimal integration of various components. The ideal candidate has over 5 years of experience ...

Senior Quant Risk Analyst — Python & R Modelling

A leading global financial markets organization in Greater London is seeking a Senior Associate to join their Quant team. The role focuses on developing quantitative analysis and risk management solutions, requiring strong programming skills in Python and R, along with experience in financial risk management. Re ...

Senior Credit Risk Analyst — Fintech, Python/SQL

A leading fintech company in Greater London is seeking a Senior Credit Risk Analyst to drive meaningful change in consumer finance products. The ideal candidate will have strong coding skills in Python and SQL, as well as experience in credit risk strategy. This full-time position involves optimizing lending dec ...

Senior Python Developer in London bondex app

Skills and Experience ...effectively in a fast-paced trading environment. Strong and tactful communication skills, both verbal and written. Proficiency in Python. Rust is a bonus. Proficiency in Unix based systems. Experience of cloud-based platform ...

Senior FDE Python & AWS SaaS (Client Facing)

A growing technology scale-up based in Manchester is looking for a Forward Deployed Engineer with strong Python and AWS skills. This role involves client-facing responsibilities, where you'll manage bespoke projects and develop cloud-based applications. The position offers a competitive salary of up to £80k, hyb ...

Senior SC Cleared Python Developer x 3

I am currently working with a public sector client who are actively seeking 3 SC Cleared Senior Python Developers with strong Django experience.What you'll need to succeed : Extensive (10 years +) Python Development experience, ideally within the public sector. Active SC cleara ...

Senior Python Developer AI SaaS, AWS Microservices

A tech disrupter in the UK is seeking an experienced contract Python Developer to enhance their SaaS platform. You will be responsible for building cloud-based microservices and working closely with a Machine Learning Engineer to develop scalable features. The role requires a proven background in relevant techno ...

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    Senior Java Python Engineer Jobs in United Kingdom Job Search Guide, Trends and Insights