273,910+ Fullstack Software Engineer Java React Aws Jobs in UK — Top Companies Hiring June 2026

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Senior Backend Engineer: .NET & Azure Cloud Migration Lead

Parser is seeking a Senior Software Engineer in Greater London to lead the migration of .NET services from AWS to Azure. The role involves designing event-driven systems, mentoring teams, and establishing CI/CD pipelines. The ideal candidate will have strong skills in .NET Core/6+, AWS, and Azure technologies, w ...

Lead C#/.NET AWS Engineer — FinTech, Hybrid London

Client Server Ltd. is seeking a Principal Software Engineer C# .Net AWS in Greater London, offering a competitive salary up to £120k. In this hybrid role, you will architect scalable solutions and advocate best practices in a progressive FinTech environment. The ideal candidate will possess strong C# a ...

Senior DevOps Engineer — Cloud, CI/CD & Go Automation

A leading delivery service provider in the UK is seeking a skilled engineer to improve software development processes through automation and internal tooling. The role involves designing scalable systems in AWS and writing production-quality code primarily in Go. Ideal candidates will have strong experience in C ...

Software Engineer Python (we have office locations in Cambridge, Leeds & London) in London [...]

Software Engineer – Python Location: London, United Kingdom Posted 10 months ago Tech Stack AWS services Python Responsibilities & Qualifications Build and maintain scalable, distributed systems primarily with Python and AWS. </p ...

AWS DevOps Engineer: Cloud CI/CD & Security Focus

IBM is looking for an AWS DevOps Engineer in Leicester to support projects in the public sector. In this role, you will enhance DevOps capabilities by automating and optimizing software delivery pipelines. Candidates should have a Bachelor's degree and proven experience with AWS, strong scripting skills in Bash, ...

Lead Java Developer

Role SummaryLead Java Developer required to join the the team. You will be working in Scrum teams alongside Java Engineers, Frontend Developers and QEs to modernise legacy services into scalable, cloud-aligned platforms. This is a hands-on technical leadership role with responsibility for design, code qu ...

Java Microservices Engineer 4 Month Hybrid Contract

Adecco is seeking a Software Engineer for a 4-month contract based in Stockport with a hybrid work model. This role is integral to enhancing and delivering scalable products within an agile team. Candidates should have strong experience in Java, Spring Boot, and microservices architecture. The position ...

Lead Java Engineer Real Time Trading Systems

A leading electronic trading firm in the London Area is seeking a Lead Software Engineer to design high-performance trading solutions for front-office teams. You will work closely with exceptional engineers in a fast-paced environment committed to innovation and career progression. The company offers a competiti ...

Front Office Java Engineer Greenfield, Hybrid London

An elite investment institution in London is seeking a Front Office Java Developer to join their team. In this hybrid role, you will build out high-performance pricing and analytics tools with the latest Java versions. The company values its software engineers as their top asset, offering a friendly environment ...

Senior Backend Engineer (Java) — Build a Unicorn

A fast-growing tech company in the UK is seeking a Senior Consultant to join their innovating team. This mid-senior level position demands strong back-end engineering skills, adaptability, and a drive for impact. With a salary up to £120k and stock options, this is a unique opportunity for ambitious individuals ...

Senior Java Engineer Cloud Native Microservices (Hybrid)

A leading recruitment agency is looking for an experienced Senior Java Engineer to join a fast-growing technology company in London. This hybrid position offers a salary up to £100,000 and requires strong experience in Java, Spring, and Kafka. Candidates should be proficient in building cloud-native microservice ...

Low Latency Trading Systems Engineer (C++/Java)

A leading global trading firm in the London area is hiring a Low-Latency Software Engineer to develop high-throughput trading systems in C++ and Java. The ideal candidate has over 3 years of experience in low-latency systems and a strong understanding of CPU architectures. This role offers a competitive compensa ...

Java Engineer / Technical Consultant Derivatives Trade Solution

Java Technical Consultant – Derivatives Products Working as part of the Technology Solutions team you will be responsible for code development projects to map / analyse proprietary data models and manage technical queries related to the regulatory technology models and codebase. Responsi ...

Senior Java Developer

Senior Java Developer Position DescriptionAt CGI, we help some of the world's most recognised organisations solve complex challenges through innovative technology and expert delivery. As a Senior Java Developer, you'll play a pivotal role in designing and delivering scalable software solutions that dr ...

Node Developer in London Solirius Reply

Key Skills/Experience: Proven experience in Node.js development Strong knowledge of JavaScript (ES6+), asynchronous programming, and event-driven architecture. Experience with building and maintaining RESTful APIs and related tools. Experience with testing fram ...

Lead Software Engineer FIXED INCOME UK

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within the Commercial and Investment Bank- Post Trade Technology Group, you are an integral part of an agile team that works to enhanc ...

Lead Software Engineer FIXED INCOME UK

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within the Commercial and Investment Bank- Post Trade Technology Group, you are an integral part of an agile team that works to enhance, bu ...

Lead Software Engineer Backend Engineer Chase UK

Lead Software Engineer - Backend Engineer - Chase UK LONDON, LONDON, United Kingdom Job Information Job Identification Job Category Software Engineering Business Unit Corporate Sector Posting Date 10/03/2025, 09:19 AM Locations 1 C ...

Senior Software Engineer / Tech Lead

Senior Software Engineer / Technical Team Lead (Java & C++)OverviewWe are seeking an experienced Senior Software Engineer / Technical Team Lead to join our development team. This is a hands-on leadership role that combines technical delivery, software development, and people ma ...

Staff Python Engineer

Staff Python EngineerOverviewOcho is delighted to be working on behalf of our client to recruit a Staff Python Engineer to join a high-performing engineering team building large-scale, cloud-native platforms used by thousands of customers across North America.This is ...

Platform Engineer SC cleared

We’re looking for a Senior Platform Engineer to design, build, and optimise AWS‑based platform solutions. You’ll drive automation, improve engineering practices, and work closely with development and product teams to deliver secure, scalable systems. What You’ll Do Build and maintai ...

Java DevOps Engineer DV Cleared – Hybrid Cheltenham

IO Associates is searching for a skilled Java Developer with DevOps expertise to join their team in Cheltenham. This role requires active UK*C DV clearance and offers a hybrid work model, typically 3 days on-site per week. In this dynamic position, you'll engage in Java development and utilize tools su ...

Java DevOps Engineer eDV Clearance, Onsite Cheltenham

IO Associates is seeking a Java Developer with strong DevOps skills to join an established SME in the National Security space in Cheltenham. The role requires active eDV Clearance and a start date as soon as possible. You will be expected on site for 3 days each week for a duration of 6 months, with a ...

Senior Java Full Stack Engineer: Cloud Native Microservices

Wipro is looking for a Senior Java Full Stack Developer to join our high-performing engineering team. You will be responsible for modernising enterprise applications and designing scalable solutions for high-volume financial platforms. You will work closely with cross-functional teams driving innovation in cl ...

Full Stack Engineer

Senior Full Stack Engineer | London | £120,000 - £160,000+ | Python | React | TypeScript Location: London (hybrid) Backend: Python (strong typing, well-structured APIs - Django or FastAPI or Flask) Frontend: React, TypeScript Systems: Data modelling, inte ...

Lead Frontend Engineer – SaaS Data Viz (Remote)

A leading SaaS company in the UK is seeking a Lead Software Engineer to mentor a team and develop innovative data visualisation tools. The role focuses on frontend work while also handling backend tasks. The ideal candidate will have experience in a SaaS environment, strong leadership skills, and excellent knowl ...

Senior Full Stack Engineer: Build Scalable, High Performance Platforms

Hatch is seeking a skilled Senior Full Stack Engineer, primarily focused on backend development with a high-performance tech stack including Elixir, Python, Golang, React, Typescript, and Next.js. You will lead system development and optimization. The ideal candidate has several years of software engin ...

Senior Full Stack AI Engineer (Applied AI) — Remote

Jobgether is seeking a Senior Full-Stack Software Engineer specializing in Applied AI, based in the United Kingdom. This role involves designing, building, and optimizing AI features using Ruby on Rails and React. The position offers competitive compensation, 35 days of paid time off, and a fully remot ...

Senior Full Stack Engineer — Remote Tech Leader for SaaS

A leading software company in the UK is seeking a Senior Full Stack Engineer to help shape and deliver innovative features for SaaS platforms. This role involves both front-end and back-end development with a focus on technical leadership, collaboration, and delivering high-quality solutions. The ideal candidate ...

Remote Full Stack Engineer for Platform & Banking Infra

A next-gen financial infrastructure platform seeks a Full-Stack Software Engineer to design and build robust solutions for their core banking ledger. This fully remote role requires expertise in Go and React, alongside a strong understanding of AI-driven development practices. The ideal candidate will work on cr ...

Customer Facing AI Engineer — Deploy and Shape Product

Trades Workforce Solutions is seeking a Forward Deployed Engineer to work closely with customers, unlocking value from the platform. This role involves understanding customer challenges and shaping product features based on real insights. The ideal candidate will have strong software engineering fundam ...

Software Engineer III SDET, Python

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the Commercial & Investment Bank, particularly in the Payments Technology, you serve as a seasoned member of an agile team to design an ...

Software Engineering Manager Platform

As part of the M&S Software Engineering team, you’ll join a historic brand that serves millions of customers and thousands of colleagues. This role is part of our transition to a digital‑first, engineering‑led organization focused on delivering high‑quality software with excellent reliability and innovatio ...

Software Engineering Manager Warehouse Integration

We are seeking a passionate Software Engineering Manager who will provide technical expertise, ship thoughtfully and operate with excellence. You will be an integral part of our empowered, self‑managing, multi-disciplinary engineering teams. Responsibilities Operational stability of ...

Data Quality Test Engineer

Ten10 City Of Bristol, England, United Kingdom Join or sign in to find your next job Join to apply for the Data Quality Test Engineer role at Ten10 Ten10 City Of Bristol, England, United Kingdom 3 days ago Be among the first 2 ...

Mobile Engineer, Treasury Platform

Monograph is seeking a dedicated software engineer to enhance the mobile experience for Treasury users. This full-time position requires at least 3 years of experience in mobile application development and a history of working collaboratively across teams. The ideal candidate will thrive in a dynami ...

Full Stack AI HealthTech Engineer: Scale & Impact

A HealthTech company in Manchester is seeking a full-stack software engineer to join their growing product and engineering team. You'll design and build applications for thousands of users while ensuring high performance and seamless user experience. With a focus on technologies like Python and React, you’ll wor ...

Multimodal AI Software Engineer Production & Research

An innovative tech company in Cambridge is seeking an AI/software engineer to join their R&D team. The role entails developing AI-centric features and exploring new AI capabilities for their product portfolio, which focuses on hybrid collaboration technology. Candidates should have a strong degree or technical s ...

Lead Front End Engineer: Design System & AI UI

MCS Group is collaborating with a Belfast-based AI software company seeking a Lead Front End Engineer. This role offers the chance to influence user interactions across a suite of enterprise-grade products using cutting-edge AI technology. Applicants should possess over 5 years of Front End Engineering ...

Defence Tech Software Engineer Full‑Stack (C#/Python/C++, Rust, TS)

Switch Tech Talent in Newcastle is seeking a Software Engineer to develop scalable, high-performance applications in the defence tech sector. This role requires expertise in both backend and frontend development, with languages such as C#, Python, and React. The ideal candidate will have a relevant deg ...

Senior Software Engineer: Cloud, Microservices & Tech Lead

Asda is seeking a Senior Software Engineer to provide technical leadership and engineering oversight. You will be responsible for the delivery of high-quality, scalable, secure products within the George.com engineering team, focusing on backend integration and application development. The ideal candid ...

Mobile Engineer, Treasury Platform

Monograph is seeking a dedicated software engineer to enhance the mobile experience for Treasury users. This full-time position requires at least 3 years of experience in mobile application development and a history of working collaboratively across teams. The ideal candidate will thrive in a dynamic e ...

Senior Software Engineer – Full Stack, Ownership, AI/ML

Bite Engineering is looking for a Senior Software Engineer based in London. The role involves shipping features across the full stack, working on technologies like Node.js and React. The successful candidate will have at least 8 years of experience, preferably in a startup environment. Responsibilities ...

Embedded AI Engineer — End to End Workflow Builder

Jack & Jill is looking for a Forward Deployed Engineer in London, UK. This role involves working alongside an elite team to bridge the gap between software and physical systems, particularly in sectors like aerospace and energy. The ideal candidate will have experience with React/TypeScript and Python, ...

Senior Full Stack Engineer — Product & Infra (Bioanalysis)

ScienceMachine is seeking a Senior Full Stack Engineer to enhance their AI software for bioanalysis workflows. The ideal candidate will take charge of both product and infrastructure development, working with technologies such as React, Next.js, and Python. You will build product features, maintain bac ...

Senior Software Engineer – Hybrid, Modernising Platforms

A leading technology firm in Greater Manchester is seeking a Senior Software Engineer to join a forward-thinking team. This position allows you to modernize processes and deliver impactful solutions while collaborating with engineers, testers, and architects. The ideal candidate will have expertise in C#, .NetCo ...

Senior Software Engineer, Accounting & Royalties Platform

Sony Music Entertainment China Ltd. seeks a Senior Software Engineer in London with over 8 years of experience. This role involves working on frontend applications using TypeScript, React, and GraphQL, alongside database technologies such as Neo4j and MySQL. The ideal candidate will contribute to product develop ...

Senior Software Engineer — End to End Impact & Ownership

A technology startup in Cambridge seeks a full-stack engineer passionate about solving customer problems. The role involves taking ownership over product features and collaborating with a talented team in a fast-paced environment. Applicants should have a strong background in software development, particularly u ...

Full Stack Engineer for Automations & Workflows

A leading digital experience platform is seeking a Full Stack Software Engineer to join their innovative team in Greater London. This role involves collaborating with product managers and developers to design high-performance applications using TypeScript, React, and Node.js. Ideal candidates will have experienc ...

Staff Frontend Engineer: Lead High Impact EdTech UI

A high-growth EdTech startup in London seeks a Staff Software Engineer to lead frontend initiatives for their gamified learning platform. In this impactful position, you will build user-facing features while collaborating closely with designers and product managers. Ideal candidates are experts in React, TypeScr ...

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    Fullstack Software Engineer Java React Aws Jobs in United Kingdom Job Search Guide, Trends and Insights