Senior Software Engineer — Full-Stack Python & React

Company IconSelby Jennings
Location IconLondon

A leading investment management firm in London is seeking an expert Software Engineer to join their Data Products team. The ideal candidate will have proficiency in Python, TypeScript, and React, with 4+ years of software engineering experience. This...Read More>>.

Posted: June 6th, 2026
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Enterprise Architect ( Java J2ee) BFSI domain

Company IconKryptos Technologies UK Limited
Location IconLondon

Enterprise Architect (Java J2ee) – BFSI Domain Kryptos Technologies UK Limited London – Contract – 12 months + Key Responsibilities Strategic Engagement & Transformation Leadershi...Read More>>.

Posted: June 6th, 2026
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Lead Site Reliability Engineer SRE Java - FinTech

Company IconClient Server
Location IconLondon

Lead Site Reliability Engineer SRE Java - FinTechLead Site Reliability Engineer SRE Java - FinTechGet AI-powered advice on this job and more exclusive features.This range is provided by Client Server. Your actual pay will...Read More>>.

Posted: June 6th, 2026
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Software Engineering Manager (Platform Engineering) in Edinburgh - Scottish Government

Company IconJava Script Works
Location IconCity of Edinburgh

OverviewThe team currently uses Kubernetes (EKS) and AWS. AWS technologies include:CloudFormation using PythonLambdaDynamoDBKinesis Data StreamsS3CloudFrontCloudTrail...Read More>>.

Posted: June 6th, 2026
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Product Engineering Leader - Cloud, React & Data Privacy

Company IconJava Script Works
Location IconOxford

Java Script Works is seeking a Head of Product Engineering in Oxford, United Kingdom. The ideal candidate will have deep expertise in modern tech stacks including Python, TypeScript, Node.js, and React, along with experience in cloud platforms like A...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer – Climate Tech (Python/React)

Company IconOliver Bernard
Location IconLondon

Oliver Bernard is hiring a Senior Software Engineer (Python/React) in Greater London to develop software for climate technology initiatives. This role involves full-stack product development and partnership with a small, mission-led team. Candidates...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Kotlin/AWS, Lead & Mentor

Company IconZopa Bank
Location IconManchester

A modern banking institution in Manchester is seeking a Senior Software Engineer to design and run scalable backend systems using Kotlin and AWS. The ideal candidate will have strong experience in backend engineering and a passion for building reliab...Read More>>.

Posted: June 6th, 2026
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Senior .NET Engineer: HealthTech API & Azure Expert

Company IconBrio Digital
Location IconLeeds

A digital health consultancy is seeking a .NET Developer to support a national digital transformation project in Leeds. The role requires strong C#/.NET Core and React expertise and experience in healthcare integration, specifically within NHS or gov...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - Math-Driven Optimization (Remote)

Company IconScanmarQED
Location Icon

A leading provider of analytical solutions is seeking a Senior Python Software Engineer with a strong mathematical background. The ideal candidate will design and develop advanced Python-based modules for optimization and analytics, work with modern...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer - Remote, Flexible Hours, Growth

Company IconXantura Limited
Location IconLondon

Xantura Limited is seeking an experienced Senior Java Developer to join their engineering team in London. You will design, build, and evolve their cloud-based data and analytics platform, which is utilized by public sector organizations across the...Read More>>.

Posted: June 6th, 2026
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Lakehouse Solutions Architect - API-led Data Strategy

Company IconIrwin Mitchell
Location Icon

Irwin Mitchell is looking for a Solutions Architect in the UK to shape their data architecture. This role focuses on guiding solutions and requires proven experience in complex organisations. Responsibilities include leading the design of the Lakehou...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - Real-Time Data, Remote & Equity

Company IconVortexa Ltd
Location IconLondon

Vortexa Ltd is seeking a talented engineer to design and build robust data processing infrastructure in a fast-paced environment. The role includes ensuring data pipeline reliability and collaborating with engineers and data scientists. Candidates sh...Read More>>.

Posted: June 6th, 2026
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London Hybrid Lead Software Engineer — AWS & API

Company IconLorien
Location IconLondon

Lorien is seeking a hands-on Lead Developer for a hybrid position in London. This role involves taking technical ownership of software delivery across the Distribution/Broker Connectivity platform within an Agile team.The ideal candidate wi...Read More>>.

Posted: June 6th, 2026
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Strategic Solutions Architect – Azure & API‑Led, Hybrid

Company IconCrew Clothing Head Office - IT
Location IconLondon

Crew Clothing Head Office - IT is seeking a Solutions Architect based in Kingston-on-Thames to lead the evolution of technology architecture across its retail brands. In this role, you will define system contracts, integration patterns, and mainta...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer (March 2025) in London - Second Nature

Company IconJava Script Works
Location IconLondon

Senior Software Engineer London, United Kingdom Posted about 1 year ago Tech Stack Amazon AWS NoSQL TypeScript React Native React Node.js JavaScript...Read More>>.

Posted: June 6th, 2026
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Senior Lead Backend Engineer – Services (Hybrid, London)

Company IconCapital One (Europe) plc
Location IconLondon

Capital One (Europe) plc is seeking a Senior Software Development Engineer in London, UK. This role involves leading a backend team in delivering complex projects and requires proven technical leadership and exceptional programming skills in modern O...Read More>>.

Posted: June 6th, 2026
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Mid / Senior Software Engineer - Full Stack (React / TypeScript / Node.js)

Company IconAforza
Location IconStoke on Trent

£55,000 - £70,000 (dependent on experience) Cardiff / Remote (UK only) About Aforza Aforza aims to transform the lives of every consumer on the planet by helping the world’s best Consumer Goods companies become more a...Read More>>.

Posted: June 6th, 2026
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IFS Cloud Integration Architect – API-led Integrations

Company IconiO Associates
Location Icon

iO Associates is looking for a Solution/Integration Architect in the United Kingdom to lead integration design and setup within IFS Cloud. This role involves collaborating with internal teams, documenting integrations, and providing insights into IFS...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer (Python / AWS). Job in Birmingham LilyLifestyle Jobs

Company IconUnited Cerebral Palsy of Georgia
Location IconBirmingham

Senior Software Engineer - Python / AWS West Midlands based office - Remote role with fortnightly office trips We're partnering with a fast-growing, technology-led organisation looking to hire a Senior Software Engineer t...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer – Hybrid Consulting (Java/Scala)

Company IconOpencast | B Corp™
Location IconLondon

Opencast | B Corp™ in Greater London is seeking a Senior Software Developer to lead the design and delivery of high-quality services using Java or Scala. This role emphasizes collaboration and effective client relationships, requiring regular on...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer (Python/React) – Tech for good

Company IconOliver Bernard
Location IconLondon

Senior Software Engineer (Python/React) – Tech for goodUp to £85k2-4 days p/month in LondonSenior Software Engineer (Python/React) – Would you like the opportunity to work for a climate technology company? This is an exci...Read More>>.

Posted: June 6th, 2026
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Senior Python Software Engineer | AWS, Client-Facing, Hybrid

Company IconTieTalent
Location IconBristol

A leading recruitment agency is seeking a Senior Software Engineer (Python) in Bristol. This hybrid role involves working with Agile teams and clients to develop bespoke software solutions. Candidates should have strong Python skills, AWS experience,...Read More>>.

Posted: June 6th, 2026
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Senior Java Trader Tech Engineer – Front Office (Hybrid)

Company IconHarrington Starr
Location IconLondon

Harrington Starr is hiring a Java Electronic Trading Engineer to join their London team. You will develop low-latency crypto trading systems and collaborate with front office traders and product teams. The role requires over 10 years of experience in...Read More>>.

Posted: June 6th, 2026
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Senior Fullstack Java Developer (IT) in London - Nexus Jobs Limited

Company IconJava Script Works
Location IconLondon

Senior Fullstack Java Developer (IT) London, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble Tech stack Angular React web Rails C mo...Read More>>.

Posted: June 6th, 2026
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Senior Software Engineer - Cloud CI/CD, Python/Go/Node

Company IconOffice for National Statistics
Location IconNewport

The Office for National Statistics in Newport is seeking an experienced Software Engineer with a passion for Continuous Integration and Deployment in cloud applications. The role involves developing software solutions, mentoring colleagues, and ensur...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Engineer - Java/Node, REST & Architecture

Company IconEnso Recruitment
Location IconBelfast

A global technology-driven organization in Belfast is seeking a Senior Software Engineer to join a high-performing team focused on building scalable platforms. This role entails developing enterprise-grade applications, designing secure RESTful APIs,...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer - Cloud-Native SaaS (AWS)

Company Icondjr
Location IconManchester

djr is seeking a skilled engineer to design and build scalable cloud-native applications using .NET and AWS. The role involves modern distributed systems and mentoring within a high-calibre engineering environment. Candidates should have strong .NET/...Read More>>.

Posted: June 6th, 2026
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Senior Full Stack Developer Ukraine (Java, React)

Company IconAmdaris
Location IconBristol

We fuse together exceptional talent who deliver outstanding software solutions. Our approach has helped us grow 60% in 2021, 94% in 2022, while in 2023 we joined forces with Insight, a Fortune 500 company and a leading solutions and systems int...Read More>>.

Posted: June 6th, 2026
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Engineering Manager, Azure Data Platform & API Leadership

Company IconKDR Talent Solutions UK
Location IconLondon

KDR Talent Solutions UK is seeking a Software Engineering Manager for a hybrid role in London, paying up to £120,000. This position offers a clear growth path into Head of Engineering while leading software engineering efforts for a new Azure dat...Read More>>.

Posted: June 6th, 2026
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Engineering Manager: Azure Data Platform & API Lead

Company IconKDR Talent Solutions
Location IconLondon

KDR Talent Solutions is looking for a skilled Engineering Manager in Greater London to lead a new Azure data platform project. The role emphasizes API design and integration, with a mentorship component for junior developers.Your responsibi...Read More>>.

Posted: June 6th, 2026
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Senior Java/AWS Engineer — Hybrid (3 days Onsite)

Company IconProPhoenix Corporation
Location IconLeeds

A leading tech firm in Leeds, UK, is seeking a Senior Java/AWS Developer with over 7 years of experience. The role entails designing and developing AWS-based solutions and working with CI/CD pipelines. Requires SC eligibility and AWS DevOps Engineer...Read More>>.

Posted: June 6th, 2026
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Enterprise Solution Architect – Cloud & API Integration

Company IconMishcon de Reya LLP
Location IconLondon

The DepartmentOur Technology team continues to go from strength to strength, playing a vital role in firm-wide innovation and strategy. Far from being a support function, Technology is integral to the firm's growth agenda,...Read More>>.

Posted: June 6th, 2026
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Senior Fullstack Java Developer - Mobile and Web (London)

Company IconJava Script Works
Location IconLondon

Java Script Works is seeking a Senior Fullstack Java Developer in London, United Kingdom. The role requires proficiency in modern technologies such as React, Swift, Objective C, and Java for mobile development. Candidates should have 5 to 7 years of...Read More>>.

Posted: June 6th, 2026
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Remote Tech Lead – AWS Serverless & Python

Company IconUnited Cerebral Palsy of Georgia
Location IconBirmingham

Technical Lead (AWS / PYTHON - Platform & Microservices) West Midlands based office - remote role with fortnightly office trips 90K - 102K We're currently partnering with a market‑leading, technology‑dri...Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer, Fraud & Risk Engine

Company Icon慨正橡扯
Location IconLondon

Job Description Team you will be working with: Receive Risk The Receive Risk team is part of Acquiring Squad, in the Global Product tribe, dedicated to ensuring customers can receive money quickly and securely, using our...Read More>>.

Posted: June 6th, 2026
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Quantitative Developer: Multi-Asset Python & Risk (Hybrid)

Company IconLegalAndGeneral
Location IconLondon

LegalAndGeneral is seeking a Quantitative Developer to enhance multi-asset investment capabilities. The successful candidate will leverage strong Python and SQL skills to develop analytics that support portfolio construction and risk analysis....Read More>>.

Posted: June 6th, 2026
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Senior Backend Engineer: Platform & Architecture for B2B SaaS

Company IconPlain
Location IconLondon

A pioneering tech startup in Greater London is seeking a talented engineer to define product direction and shape backend architecture. This role is key in building solutions for customer problems and enhancing the developer experience. If you thrive...Read More>>.

Posted: June 6th, 2026
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Staff Machine Learning Engineer (£220,000 | RecSys | Python)

Company IconDex
Location IconLondon

Location: London, 4 days in office (Shoreditch)Salary: Up to £220,000 + Bonus + Compelling EquityThis role is with one of Dex’s trusted partner companies. We work closely with their teams to truly understand their...Read More>>.

Posted: June 6th, 2026
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Senior Business Analyst, Payments & API Solutions (EMEA)

Company IconEpisode Six
Location IconLondon

A leading fintech organization in Greater London is seeking a Senior Business Analyst to join its EMEA delivery team. You'll act as a liaison between customers and internal tech teams, analyzing business requirements and supporting project implementa...Read More>>.

Posted: June 6th, 2026
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EMEA Solutions & TAMs Director — AI/API Growth Leader

Company IconGravitee
Location IconLondon

Gravitee is seeking a Director of Solutions & TAMs for EMEA, responsible for the technical go-to-market strategy and leading a high-performance team. Reporting to the SVP of EMEA, you will ensure customers understand the Gravitee ecosystem....Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer - FinTech SaaS & Data Viz

Company IconBMLL Technologies
Location IconLondon

About BMLL:BMLL is the leading independent provider of harmonised Level 3, 2 and 1 historical data and analytics across global equities, ETFs, futures and US equity options. We provide market participants with immediate...Read More>>.

Posted: June 6th, 2026
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Senior Python Engineer – FinTech Data & SaaS

Company IconBMLL
Location IconLondon

BMLL is seeking a Senior Engineer to join our hybrid team in London. This role involves designing and implementing features for market-leading SaaS applications in a fast-paced environment. You will collaborate closely with the Product Owner and m...Read More>>.

Posted: June 6th, 2026
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Senior Python Developer, Counterparty Credit Risk

Company IconCiti
Location IconLondon

Citi is seeking a Counterparty Credit Risk Senior Application Developer in Greater London to develop and maintain applications for derivatives credit risk calculations. This role involves collaboration with Quant and Front Office teams and the int...Read More>>.

Posted: June 6th, 2026
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Senior Rust Engineer - Low-Latency Trading Backend

Company IconGrid Dynamics Holdings
Location IconLondon

A global financial institution is seeking a Senior Rust Engineer to enhance their equity derivatives trading platform. The role involves designing core components, writing high-performance Rust code, and guiding less-experienced engineers. Candidates...Read More>>.

Posted: June 6th, 2026
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Azure DevOps Engineer - Java, Terraform & CI/CD on Azure

Company IconOscar
Location IconGlasgow

A leading recruitment agency is seeking a Software Engineer for an on-site role in Glasgow. The ideal candidate will have strong experience in Java development, DevOps, and cloud-native development, with a focus on building and maintaining cloud-base...Read More>>.

Posted: June 6th, 2026
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Senior Java Engineer – Electronic Trading Tech

Company IconmyGwork - LGBTQ+ Business Community
Location IconBromley

Bank of America is looking for a Software Engineer III (Vice President) to join the Bromley office. The role involves working with the Electronic Trading Technology team, enhancing trading platforms, engaging with quantitative traders, and managing a...Read More>>.

Posted: June 6th, 2026
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Lead Mobile Platform Engineer (React Native)

Company IconJava Script Works
Location IconGuildford

Principal Software Engineer, Platform (Mobile, React Native)Location: 108 E 16th Street, New York, NY 10003Required SkillsLocation services, online maps, compass functionality, and device tilt sensors.Expe...Read More>>.

Posted: June 6th, 2026
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Senior Java & AI Lead Engineer for Payments Platform

Company IconJPMorganChase
Location IconGlasgow

JPMorganChase in Glasgow is seeking a Lead Software Engineer to develop high-performing payment solutions in a fully cloud-based application. The role involves building new payment flows, coding, and ensuring operational stability in a collaborative,...Read More>>.

Posted: June 6th, 2026
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Blue Prism Developer (IT) in London - LA International Computer Consultants Ltd

Company IconJava Script Works
Location IconLondon

Qualifications: Strong knowledge and experience with programming languages (e.g., Java, Python) Proficiency in web technologies (e.g., HTML, CSS, JavaScript) Familiarity with relevant technologies (e.g., XML, XS...Read More>>.

Posted: June 6th, 2026
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Senior Backend Lead — Workflow (Hybrid, 20 Flex Days)

Company IconPersonio
Location IconLondon

Personio is seeking a Lead Software Engineer (Back-end) for their EO Workflows team in Greater London. You will design and improve scalable backend systems for complex employment workflows, work collaboratively with cross-functional teams, and lead p...Read More>>.

Posted: June 6th, 2026
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