371 junior systems engineer jobs in London, United Kingdom.

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Junior Network Engineer - Systems Integrator

6 days ago

Remote
Hybrid
On-site

£35k per annum

... fully managed environments. The organisation supports a global client base with reliable and scalable infrastructure services. The company is looking for a Junior Network Engineer to join its growing network team, supporting a global network infrastructure. The role is ideal for an early-career engineer with a CCNA, strong ...

United Kingdom, London

Quant Capital

Junior Systems Administrator - Quant trading

Today

£60k - £100k per annum

Junior Systems Engineer – Quant trading London – £60,000-100,000 + Bonus Quant Capital is working closely with a prominent and highly respected algorithmic trading firm to find a Junior Systems Engineer to join the growing team in London. Our client is a major player in global markets, working with partners and trading ...

United Kingdom, London

Hunter Bond

Junior Software Engineer

6 days ago

Hybrid
Contract

£400 per day

... Compensation: Competitive (Contract) Location: London (Hybrid Working) Overview: We’re partnering with an established, innovation-led organisation to hire a talented Junior C# Developer to join their growing engineering team. This is an opportunity for an early-career software engineer who wants to build real-world systems, work ...

United Kingdom, London

Client 2

Junior Electrical Engineer

6 days ago

Full-time
Contract

... a great example of this progression, having originally joined the company as an engineer before moving into senior leadership. The Role We are looking for a Junior Electrical Engineer with previous industry experience to join the team. This is a junior-level position, but it is not a graduate or entry-level role. The successful ...

United Kingdom, London

Hunter Bond

Junior Software Engineer

6 days ago

£400 per day

... Object-Oriented Programming The Role We’re partnering with an established, innovation-led organisation to hire a talented Junior C# Developer to join their growing engineering team. This is a fantastic opportunity for an ambitious early-career software engineer who wants to build real-world systems, work alongside experienced developers, ...

United Kingdom, London

VIQU IT

Junior Data Engineer

10 days ago

Full-time

£40k - £60k per annum

... REST - SQL - TypeScript - Web - Support More: Morela is supporting a private, entrepreneurial, family-owned real estate investment group in the search for a Junior Data Engineer. This is a full-time, permanent role based in London, offering a salary of £40,000-£60,000 depending on experience, with an ASAP start and applications ...

United Kingdom, London

Hunter Bond

Junior Software Engineer (C++ / Python)

6 days ago

Hybrid

£120k per annum

Job title: Junior Software Engineer (C++ / Python) Client: Financial Technology Organisation Salary: Competitive Salary + Bonus Location: London (Hybrid) The Role We’re currently partnered with a high-performing, technology-led organisation within the financial space, looking to hire a Junior Software Engineer (C++ or Python) ...

United Kingdom, London

Yapily

Junior Software Engineer (Data Products)

6 days ago

Remote
Hybrid

£200 GBP - £1k GBP / year

... infrastructure, and self-serve data APIs. This role offers a unique front-row seat to the GCP (Google Cloud Platform) stack, where you’ll learn to develop data systems that empower engineering teams to turn raw data into actionable value. Requirements As a Junior Software Engineer, Data Products, you will be responsible for: ...

United Kingdom, London

Cundall

Mechanical Critical Systems Associate

6 days ago

... team, contributing to the wider leadership and development of the team. The Skills You will be a Chartered Engineer, educated to degree level in Mechanical Engineering or Building Services Engineering (MEng, BEng or equivalent), with experience in a mechanical engineering role within a data centre, critical systems or building ...

United Kingdom, London

Quant Capital

Junior C# Quant Developer - Hedge Fund

6 days ago

£70k per annum

Junior C# Quant Developer – Hedge Fund £70k plus 50—100% Bonus Quant Capital is urgently looking for a Junior C# Quant Developer to join our high profile client. A $1billion strong Hedge fund with performance figures of 13%. They trade a number of products across but mainly FX and Equities in both high and low frequency ...

United Kingdom, London

Quant Capital

Junior C# Developer - Fintech

6 days ago

£60k per annum

Junior C# App Developer – Fintech To £60,000 Quant is urgently looking for a Junior C# Software Engineer to join our high profile client. Current challenges greenfield trading platform development and Integration to other platforms Our client is a well known Prop Trading Business. The environment is that of Facebook or ...

United Kingdom, London

Weekday AI

Senior Software Engineer

5 days ago

Full-time

... for designing, developing, and maintaining scalable, high-performance applications while playing a key role in shaping technical architecture and mentoring junior engineers. Requirements Key Responsibilities - Design, develop, and maintain robust, scalable backend systems and APIs using Python. - Lead end-to-end development ...

United Kingdom, London

Solirius Reply

Junior Solution Architect

12 days ago

... you’re comfortable engaging with clients, understanding their needs, and translating them into effective outcomes. The Role: We are looking for a motivated Junior Solution Architect to join our consulting and delivery team. This is an excellent opportunity for a developer, engineer, or technical professional looking to ...

United Kingdom, London

LinuxRecruit

HPC Engineer (Linux)

1 day ago

On-site

£45k - £60k per annum

... catalyst for revolutionary genetic discoveries? We are thrilled to present an incredible opportunity to join a leading genetic research institute as a HPC Engineer. In this pivotal role, you will have the chance to shape the future of genetic science by influencing the design, implementation, and delivery of cutting-edge ...

United Kingdom, London

Quant Capital

Junior Systems Administrator

Today

Remote

Junior Systems Administrator – Hedge Fund NO FINANCE EXPERIENCE NEEDED – Quant Capital is urgently looking for a Junior Systems Administrator to join our high profile client in their main development team. Our client is one of the most famous global quantitative hedge funds. The environment is that of Facebook or Google, ...

United Kingdom, London

CMC Markets

Senior Front Office Trading Engineer

6 days ago

On-site

... trading environment. - Experience mentoring engineers and influencing technical direction. Why Join CMC Markets? - Direct impact on global trading and risk systems. - Close proximity to the trading floor and real-time market operations. - High-visibility role within a performance-driven engineering culture. - Strong focus ...

United Kingdom, London

INFUSED SOLUTIONS LTD

Senior AI Engineer - London

5 days ago

Hybrid

£65k - £75k per annum

... interoperability across enterprise platforms. - Support internal and external consumers of AI services and APIs. - Translate evolving business requirements into scalable engineering solutions. - Mentor junior engineers and provide technical leadership within the team. - Contribute to architectural decisions and influence engineering ...

United Kingdom, London

King's College London

Mechanical Engineer - Guy's

12 days ago

Full-time
Contract

... briefings, and compliance training sessions. - To undertake training and qualify as Authorised/Responsible/Competent Persons as required. - Support apprentices or junior engineers with knowledge-sharing and mentorship where appropriate. - Form part of the dedicated-on call engineering team with scheduled / rota on call weeks. ...

United Kingdom, London

Risk Ledger

Platform Engineer

3 days ago

£90k - £110k per annum

... Engineering, Site Reliability Engineering, Developer Experience, and DevSecOps. Working alongside the wider team, you'll build and maintain the foundational systems, tools, and practices that enable our engineering teams to deliver secure, scalable, and reliable software efficiently at pace. You'll be hands-on across the ...

United Kingdom, London

Cantor Fitzgerald

Information Security Indentity Engineer

12 days ago

Remote

Cantor Fitzgerald’s Global Information Security team is seeking a proactive Junior Information Security Engineer to join our fast‑paced environment in London. You will plan, coordinate, and execute IAM initiatives across cloud and on‑premise platforms, partner with DevSecOps, support incident response, and ensure compliance ...

United Kingdom, London