Senior Java Python Engineer Jobs in UK

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Java Engineer – Buyside FX Trading Systems

This is not a bank. Not a consultancy. Not sell‑side tech. We’re hiring a Java Engineer to join a small, elite engineering team inside a buyside FX trading firm building proprietary systems that directly trade capital. Your code won’t feed dashboards or client portals — it will sit at ...

Senior Developer

Senior Software Engineer Java AI London 500-600/day About the Role We are seeking an exceptional Senior Software Engineer with expertise in Java and AI to join our client, an established financial services brand, on a 6-month contract Outside IR35. This is a unique opportunity for ...

Platform IAC Engineer: Terraform, Ansible & Vault Expert

Job posted by our partner Jooble. To view the full description, please click Apply Now. Skills Required IAC Tools Packer GitHub / GitHub Actions Terraform Ansible VMware vSphere CyberArk and HashiCorp Vault Scripting ...

IAC Engineer Savant Recruitment

Job posted by our partner Jooble. To view the full description, please click Apply Now. Skills Required IAC Tools Packer GitHub / GitHub Actions Terraform Ansible VMware vSphere CyberArk and HashiCorp Vault Scripting ...

Java Developer – FIXED INCOME (Java, FIX,...

Java Developer - FIXED INCOME (Java, FIX, SQL)- Capital Markets - Start ASAP - Hybrid - London I’m looking for a Java Developer to work Hybrid onsite/offsite with a Bank in London. Essential skills are: Java, SQL, Fixed Income, FIX Protocol. 8+ years of experience in Capital Markets ...

HealthTech Java Backend Engineer Hybrid Bournemouth

Opus Recruitment Solutions is looking for an experienced Java Developer in Bournemouth to join a Tech-for-Good organization in the healthcare sector. The ideal candidate will have strong Java expertise, experience in building web applications, and familiarity with CI/CD practices. This hybrid role offers competi ...

Android Engineer (Kotlin/Java) — Scale & Impact

Limelight Health is seeking a skilled Android Developer to enhance their Scan As You Shop service technology. The successful candidate will write high-quality code, support production systems, and engage closely with product managers to optimize user experience. Ideal candidates will have solid experience in Kot ...

Java Software Engineer – Public WiFi Platform

Adword Job Title: Java Software Engineer - Public Wifi Platforms Duration: Initial 3 months with a possibility of extension Location: Ipswich, 3 days onsite a week Job description: A ...

Senior Software Engineer

As a Senior Software Engineer, you will work closely with front‑office users to design and deliver bespoke user interfaces and platform enhancements integrated into proprietary trading systems. You will take ownership of greenfield development initiatives, lead technical delivery on selected projects, and ...

Senior Software Developer

Senior Software Engineer (Python/Java, AWS) London, Manchester or Cheltenham - primarily on site £60,000-£75,000 per annum basic salary, with some flexibility at the top end for the right candidate £15,000-£20,000 per annum in additional compensation related to clearance and ...

Senior Test Automation Engineer (Contract)

We're looking for a Senior Test Automation Engineer (Contract) to join our team in Belfast, United Kingdom in a hybrid working mode. In this role, you will take ownership of the testing strategy for a complex, containerized microservice architecture. You will enhance existing frameworks, ext ...

Data Engineer — Hybrid London, GCP & BigQuery

A leading digital media group is seeking a Data Engineer to join their London team. The role involves designing scalable data pipelines, automating workflows, and supporting data modelling for analytics. Ideal candidates should have strong SQL, proficiency in Python or Java, and cloud experience (preferably GCP) ...

Senior Data Engineer C/FICCO Data, Real Time & APIs

An international trading firm in London seeks a Data Engineer to collaborate with teams and deliver data solutions. You will manage data products from concept through production, ensuring high quality and reliability. The ideal candidate has over 2 years of experience in Python, Java, or C++ and is familiar with ...

New Grad FDSE: Build AI Driven Solutions for Impact

A forward-thinking technology company in London is seeking a Forward Deployed Software Engineer to tackle complex problems and collaborate with customers. This role requires a strong engineering background and proficiency in programming languages such as Python or Java. You will work with large-scale data and AI ...

Software Engineer Mission Critical Cyber Tech

A leading UK intelligence agency is seeking a Software Engineer to develop innovative solutions for complex challenges. The role involves agile teamwork, using various programming languages like JavaScript, Java, and Python, while fostering knowledge sharing within a supportive environment. Offering a competitiv ...

Software Engineer – Cyber & Security Mission (Hybrid)

A UK intelligence agency is looking for a Software Engineer to help develop innovative solutions for complex challenges. This role involves collaborative work in Agile teams, engaging in pair programming, and maintaining existing software solutions. Ideal candidates will have experience in software development a ...

Real Time Satellite Fleet Operator

A leading satellite communications provider in London seeks a Fleet Operations Engineer to monitor and manage OneWeb satellites. This role involves troubleshooting software issues, handling satellite telemetry, and ensuring smooth operations in a fast-paced environment. Candidates should have an engineering degr ...

Solution Engineer: Observability & Cloud Pre Sales

LinuxRecruit is in search of a bright Solution Engineer to reshape how clients interpret observability metrics. The ideal candidate will seamlessly combine technical skills with customer advocacy to engage with both developers and executives. Proficiency in programming languages like Java, Go, or Python, along w ...

Security Engineer — Remote/Hybrid, SecOps & IaC

A renowned fintech firm in Birmingham seeks a passionate Security Engineer to design and maintain security tools and services. The role includes automating security processes and contributing to the Security Incident Response Team. Candidates should have experience in DevOps and strong development skills in lang ...

New Grad Software Engineer Production Infrastructure

A leading technology company in London is seeking a Software Engineer responsible for driving large-scale transformations through data and AI. You'll own the product lifecycle and work with diverse teams to deliver impactful solutions. Ideal candidates have experience in programming languages like Java, C++, and ...

Cloud Native Software Engineer – AWS & CI/CD

A leading global consulting firm is seeking a skilled software engineer in Manchester to develop and deploy applications using Java, Python, and AWS technologies. The role involves working in an agile environment and ensuring quality through rigorous testing. The firm offers a competitive salary and extensive be ...

Billing Systems Engineering Lead

Allstate Northern Ireland Limited seeks an experienced engineer to lead knowledge-sharing sessions and enhance engineering excellence. Candidates should have over 4 years of experience in backend languages like Java, Python, C#, and modern cloud-native practices including Terraform and Kubernetes. Additionally, ...

Software Engineer (Junior Senior) £35,000 £80,000+ North East Defence Sector

Software Engineer (Junior-Senior) £50,000-£80,000+ Hybrid Defence Sector Ready to build software that makes a real-world impact? Join a high-performing engineering team delivering mission-critical solutions within the defence and national security space. You'll work on complex, ...

Software Engineering Team Lead

Be among the first 25 applicants This range is provided by Harrington Starr. 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 Harrington Starr Associate Vice President @ Har ...

Senior Full Stack Engineer

Senior Full Stack Engineer Edinburgh £75,000 to £110,000 + stock options If you’re a senior engineer who wants more ownership, better learning, modern AI workflows, and the chance to help build something with real momentum, this is worth a look. Strong engineer ...

Senior Full Stack Engineer

Senior Full Stack Engineer Edinburgh £75,000 to £110,000 + stock options If you’re a senior engineer who wants more ownership, better learning, modern AI workflows, and the chance to help build something with real momentum, this is worth a look. Strong engineer ...

Full Stack Polyglot Engineer

Job Description Full Stack Polyglot Engineer — London | Up to £300k package with benefits + sharesAn early-stage, well-funded startup is looking for a Senior Full Stack Polyglot Engineer to help build the next generation of AI-driven control software.If you wa ...

Full Stack Polyglot Engineer

Job Description Full Stack Polyglot Engineer — London | Up to £300k package with benefits + sharesAn early-stage, well-funded startup is looking for a Senior Full Stack Polyglot Engineer to help build the next generation of AI-driven control software.If you wa ...

Backend Engineer (Java) Up to £60k

Hybrid-Remote: City of London (1-2 days per week) Did you know conditions like Dementia and Parkinson’s disease affect millions globally, yet care is still largely reactive? We’re working with a pioneering startup changing that. This team is building the world’s most advan ...

Full Stack Java Engineer: Microservices & Frontend

• High concurrency and scalability patterns • Strong knowledge of: • System trade-offs (consistency vs availability, latency vs throughput) • API design and service boundaries • Fault tolerance and resilience design • Experience with system decomposition and domain modelling ...

Lead Java & AWS Engineer – Trading OMS

A leading financial services firm in Glasgow is looking for a passionate Senior Software Engineer to join their Asset Wealth Management team. You will focus on developing cutting-edge Order Management Systems on both public and private cloud environments. This role emphasizes cloud technology integration and agi ...

Staff Software Engineer Java (Supply Chain)

Are you energised by solving complex technical challenges? Do you want to influence engineering at scale and shape the future of how millions of customers shop with us every day? If so, you could be the perfect fit for our Staff Engineer role in the Supply Chain Technology space. This is yo ...

Staff Java Engineer – Supply Chain (Hybrid)

A major UK retail company seeks a Staff Engineer to influence engineering at scale and shape the future of customer shopping. The role involves driving technical standards and mentoring engineering teams in delivering scalable solutions within a complex supply chain technology landscape. Ideal candidates will ha ...

FX eTrading Java Engineer VP Level

A leading global bank in Greater London seeks a qualified individual for FX trading systems implementation. The role involves collaborating with trading and quant teams to design system architecture, alongside hands-on technical implementation. Key skills required include a strong understanding of FX, low-latenc ...

Java AI Engineer: Scalable Backend & ML

A technology consultancy in Greater London is seeking a skilled Java Engineer with AI expertise to design and deploy intelligent applications. This role combines backend engineering and AI, requiring strong experience in Java, Spring Boot, and microservices. Responsibilities include integrating AI/ML models and ...

Backend Java Engineer Cloud, Microservices & AWS

A financial services firm located in Glasgow is searching for a Backend Software Engineer specializing in Java. The ideal candidate will develop scalable backend solutions, work collaboratively in agile teams, and contribute to high-impact projects in financial services. Key qualifications include proficiency in ...

Java Backend Engineer – Cloud & Microservices (Hybrid)

A leading financial services consultancy is seeking an experienced Backend Engineer with strong Java skills to deliver innovative solutions. This hybrid role, based in Glasgow or Edinburgh, requires proficiency in Java and Spring Boot, as well as experience in cloud environments like AWS. Candidate should thrive ...

Hybrid Java Engineer: Cloud Native & Scalable

A leading tech company is seeking a skilled Java Software Engineer to design, build, and scale software solutions. This role requires a minimum of 2 years of experience in Java development and involves collaborative work in a hybrid environment, with three days of remote work. Key responsibilities include softwa ...

Hybrid Java Engineer Cloud Native FinTech

A global fintech partner in Bristol is seeking a skilled Java Software Engineer to design and build software solutions. The ideal candidate will have at least 2 years of experience and a passion for clean code and cloud technologies. This full-time position offers a hybrid work model with two days in the office ...

Hybrid FinTech Software Engineer | Java, Microservices

A leading FinTech company in Manchester is seeking a Software Engineer to join their hybrid team. The role focuses on developing innovative technology solutions that support high-impact business operations. The ideal candidate will have experience with Java-based APIs, microservices architecture, and SQL databas ...

Java Microservices Engineer Hybrid (Newcastle) & Cloud

A leading consulting firm is seeking a Java Developer in Newcastle upon Tyne to work in a hybrid model, engaging in developing microservices using Java and Spring Boot. The position involves collaboration with cloud teams while promoting best development practices within an agile framework. The role offers a com ...

Java Engineer: Secure Backend & Intelligence Analytics

A leading technology company is seeking a Java Engineer to join their Security and Intelligence consulting team based in Greater London. The successful candidate will design, develop, and maintain secure, high-performance backend systems, including microservices and APIs. This role demands strong Java skills and ...

Java Engineer: Secure Backend & Intelligence Analytics

A leading technology company is seeking a Java Engineer to join their Security and Intelligence consulting team based in Greater London. The successful candidate will design, develop, and maintain secure, high-performance backend systems, including microservices and APIs. This role demands strong Java skills and ...

Lead Software Engineer Java, JavaScript, AWS

Job Description Are you ready to make a real impact and advance your career with us? At JPMorganChase, you’ll be part of a team that values creativity, collaboration, and continuous learning. We empower you to drive innovation and deliver secure, scalable solutions that support our business objec ...

Java Engineer: High Performance Trading Systems

A finance technology firm in Greater London is looking for a Java Developer to enhance electronic trading systems in a fast-paced environment. The role involves developing backend services that ensure high-volume trading, improving performance and scalability, and working closely with product and trading teams. ...

Software Engineer III (Java/ Databricks /API)

Software Engineer III – (Java / Databricks / API) The SciVal Development Team is a cross‑functional group comprising Frontend, Backend, and Quality Engineers who work closely together. The team collaborates closely with UX and Product to design, build, and deliver high‑quality features efficientl ...

Principal Java Engineer API & Cloud Architect

A leading IT search consultancy is seeking a Senior Technical Leader or Principal Software Engineer in Manchester. You will lead a team in the API division, contribute to technical architecture, and work on impactful projects. Ideal candidates possess strong Java engineering and cloud skills. This role comes wit ...

Backend Engineer — Java/Kotlin, Cloud & Microservices

A leading financial services firm in Greater London is seeking a Back-End Software Engineer to deliver innovative solutions in a collaborative environment. You will design and implement cloud-native applications using Java/Kotlin, focusing on providing an outstanding banking experience. The ideal candidate will ...

Java Engineer Hybrid, AWS & Growth Opportunities

A global consulting firm in Manchester is seeking a Java Software Developer to join its Digital & Data team. You will design and implement scalable software solutions using Java and AWS, collaborate with cross-functional teams, and thrive in a dynamic environment. Candidates should have at least 2 years of Java ...

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